diff --git a/core/rtw_ap.c b/core/rtw_ap.c
index 78e9bfa..33de527 100644
--- a/core/rtw_ap.c
+++ b/core/rtw_ap.c
@@ -1532,7 +1532,7 @@ static void update_bcn_wps_ie(struct adapter *padapter)
 
 	pwps_ie = rtw_get_wps_ie(ie+_FIXED_IE_LENGTH_, ielen-_FIXED_IE_LENGTH_, NULL, &wps_ielen);
 
-	if (pwps_ie ==NULL || wps_ielen ==0)
+	if (pwps_ie == NULL || wps_ielen == 0)
 		return;
 
 	wps_offset = (uint)(pwps_ie-ie);
diff --git a/core/rtw_br_ext.c b/core/rtw_br_ext.c
index 189f982..f8453e6 100644
--- a/core/rtw_br_ext.c
+++ b/core/rtw_br_ext.c
@@ -704,7 +704,7 @@ int nat25_db_handle(struct adapter *priv, struct sk_buff *skb, int method)
 							/*  forward unknow IP packet to upper TCP/IP */
 							DEBUG_INFO("NAT25: Replace DA with BR's MAC\n");
 							if ( (*(u32 *)priv->br_mac) == 0 && (*(u16 *)(priv->br_mac+4)) == 0 ) {
-								printk("Re-init netdev_br_init() due to br_mac ==0!\n");
+								printk("Re-init netdev_br_init() due to br_mac == 0!\n");
 								netdev_br_init(priv->pnetdev);
 							}
 							memcpy(skb->data, priv->br_mac, ETH_ALEN);
diff --git a/core/rtw_cmd.c b/core/rtw_cmd.c
index ed5e5be..37e71e1 100644
--- a/core/rtw_cmd.c
+++ b/core/rtw_cmd.c
@@ -482,7 +482,7 @@ post_process:
 	/*  free all cmd_obj resources */
 	do{
 		pcmd = rtw_dequeue_cmd(pcmdpriv);
-		if (pcmd ==NULL) {
+		if (pcmd == NULL) {
 			break;
 		}
 
@@ -714,13 +714,13 @@ u8 rtw_setphy_cmd(struct adapter *padapter, u8 modem, u8 ch)
 ;
 
 	ph2c = (struct cmd_obj*)rtw_zmalloc(sizeof(struct cmd_obj));
-	if (ph2c ==NULL){
+	if (ph2c == NULL){
 		res = _FAIL;
 		goto exit;
 		}
 	psetphypara = (struct setphy_parm*)rtw_zmalloc(sizeof(struct setphy_parm));
 
-	if (psetphypara ==NULL){
+	if (psetphypara == NULL){
 		rtw_mfree((u8 *) ph2c, sizeof(struct	cmd_obj));
 		res = _FAIL;
 		goto exit;
@@ -747,13 +747,13 @@ u8 rtw_setbbreg_cmd(struct adapter*padapter, u8 offset, u8 val)
 	u8	res =_SUCCESS;
 ;
 	ph2c = (struct cmd_obj*)rtw_zmalloc(sizeof(struct cmd_obj));
-	if (ph2c ==NULL){
+	if (ph2c == NULL){
 		res = _FAIL;
 		goto exit;
 		}
 	pwritebbparm = (struct writeBB_parm*)rtw_zmalloc(sizeof(struct writeBB_parm));
 
-	if (pwritebbparm ==NULL){
+	if (pwritebbparm == NULL){
 		rtw_mfree((u8 *) ph2c, sizeof(struct	cmd_obj));
 		res = _FAIL;
 		goto exit;
@@ -779,13 +779,13 @@ u8 rtw_getbbreg_cmd(struct adapter  *padapter, u8 offset, u8 *pval)
 
 ;
 	ph2c = (struct cmd_obj*)rtw_zmalloc(sizeof(struct cmd_obj));
-	if (ph2c ==NULL){
+	if (ph2c == NULL){
 		res =_FAIL;
 		goto exit;
 		}
 	prdbbparm = (struct readBB_parm*)rtw_zmalloc(sizeof(struct readBB_parm));
 
-	if (prdbbparm ==NULL){
+	if (prdbbparm == NULL){
 		rtw_mfree((unsigned char *) ph2c, sizeof(struct	cmd_obj));
 		return _FAIL;
 	}
@@ -813,13 +813,13 @@ u8 rtw_setrfreg_cmd(struct adapter  *padapter, u8 offset, u32 val)
 	u8	res =_SUCCESS;
 ;
 	ph2c = (struct cmd_obj*)rtw_zmalloc(sizeof(struct cmd_obj));
-	if (ph2c ==NULL){
+	if (ph2c == NULL){
 		res = _FAIL;
 		goto exit;
 	}
 	pwriterfparm = (struct writeRF_parm*)rtw_zmalloc(sizeof(struct writeRF_parm));
 
-	if (pwriterfparm ==NULL){
+	if (pwriterfparm == NULL){
 		rtw_mfree((u8 *) ph2c, sizeof(struct	cmd_obj));
 		res = _FAIL;
 		goto exit;
@@ -846,13 +846,13 @@ u8 rtw_getrfreg_cmd(struct adapter  *padapter, u8 offset, u8 *pval)
 ;
 
 	ph2c = (struct cmd_obj*)rtw_zmalloc(sizeof(struct cmd_obj));
-	if (ph2c ==NULL){
+	if (ph2c == NULL){
 		res = _FAIL;
 		goto exit;
 	}
 
 	prdrfparm = (struct readRF_parm*)rtw_zmalloc(sizeof(struct readRF_parm));
-	if (prdrfparm ==NULL){
+	if (prdrfparm == NULL){
 		rtw_mfree((u8 *) ph2c, sizeof(struct	cmd_obj));
 		res = _FAIL;
 		goto exit;
@@ -916,7 +916,7 @@ u8 rtw_createbss_cmd(struct adapter  *padapter)
 	}
 
 	pcmd = (struct cmd_obj*)rtw_zmalloc(sizeof(struct cmd_obj));
-	if (pcmd ==NULL){
+	if (pcmd == NULL){
 		res = _FAIL;
 		goto exit;
 	}
@@ -948,7 +948,7 @@ u8 rtw_createbss_cmd_ex(struct adapter  *padapter, unsigned char *pbss, unsigned
 ;
 
 	pcmd = (struct cmd_obj*)rtw_zmalloc(sizeof(struct cmd_obj));
-	if (pcmd ==NULL){
+	if (pcmd == NULL){
 		res = _FAIL;
 		goto exit;
 	}
@@ -996,7 +996,7 @@ u8 rtw_joinbss_cmd(struct adapter  *padapter, struct wlan_network* pnetwork)
 	}
 
 	pcmd = (struct cmd_obj*)rtw_zmalloc(sizeof(struct cmd_obj));
-	if (pcmd ==NULL){
+	if (pcmd == NULL){
 		res =_FAIL;
 		RT_TRACE(_module_rtl871x_cmd_c_, _drv_err_, ("rtw_joinbss_cmd: memory allocate for cmd_obj fail!!!\n"));
 		goto exit;
@@ -1027,14 +1027,14 @@ u8 rtw_joinbss_cmd(struct adapter  *padapter, struct wlan_network* pnetwork)
 	}
 
 	psecnetwork =(struct wlan_bssid_ex *)&psecuritypriv->sec_bss;
-	if (psecnetwork ==NULL)
+	if (psecnetwork == NULL)
 	{
 		if (pcmd !=NULL)
 			rtw_mfree((unsigned char *)pcmd, sizeof(struct	cmd_obj));
 
 		res =_FAIL;
 
-		RT_TRACE(_module_rtl871x_cmd_c_, _drv_err_, ("rtw_joinbss_cmd :psecnetwork ==NULL!!!\n"));
+		RT_TRACE(_module_rtl871x_cmd_c_, _drv_err_, ("rtw_joinbss_cmd :psecnetwork == NULL!!!\n"));
 
 		goto exit;
 	}
@@ -1180,7 +1180,7 @@ u8 rtw_setopmode_cmd(struct adapter  *padapter, enum NDIS_802_11_NETWORK_INFRAST
 ;
 	psetop = (struct setopmode_parm*)rtw_zmalloc(sizeof(struct setopmode_parm));
 
-	if (psetop ==NULL){
+	if (psetop == NULL){
 		res =_FAIL;
 		goto exit;
 	}
@@ -1188,7 +1188,7 @@ u8 rtw_setopmode_cmd(struct adapter  *padapter, enum NDIS_802_11_NETWORK_INFRAST
 
 	if (enqueue){
 		ph2c = (struct cmd_obj*)rtw_zmalloc(sizeof(struct cmd_obj));
-		if (ph2c ==NULL){
+		if (ph2c == NULL){
 			rtw_mfree((u8 *)psetop, sizeof(*psetop));
 			res = _FAIL;
 			goto exit;
@@ -1223,7 +1223,7 @@ u8 rtw_setstakey_cmd(struct adapter *padapter, u8 *psta, u8 unicast_key, bool en
 ;
 
 	psetstakey_para = (struct set_stakey_parm*)rtw_zmalloc(sizeof(struct set_stakey_parm));
-	if (psetstakey_para ==NULL){
+	if (psetstakey_para == NULL){
 		res =_FAIL;
 		goto exit;
 	}
@@ -1305,7 +1305,7 @@ u8 rtw_clearstakey_cmd(struct adapter *padapter, u8 *psta, u8 entry, u8 enqueue)
 		}
 
 		psetstakey_para = (struct set_stakey_parm*)rtw_zmalloc(sizeof(struct set_stakey_parm));
-		if (psetstakey_para ==NULL){
+		if (psetstakey_para == NULL){
 			rtw_mfree((u8 *) ph2c, sizeof(struct	cmd_obj));
 			res =_FAIL;
 			goto exit;
@@ -1349,13 +1349,13 @@ u8 rtw_setrttbl_cmd(struct adapter  *padapter, struct setratable_parm *prate_tab
 ;
 
 	ph2c = (struct cmd_obj*)rtw_zmalloc(sizeof(struct cmd_obj));
-	if (ph2c ==NULL){
+	if (ph2c == NULL){
 		res = _FAIL;
 		goto exit;
 		}
 	psetrttblparm = (struct setratable_parm*)rtw_zmalloc(sizeof(struct setratable_parm));
 
-	if (psetrttblparm ==NULL){
+	if (psetrttblparm == NULL){
 		rtw_mfree((unsigned char *) ph2c, sizeof(struct	cmd_obj));
 		res = _FAIL;
 		goto exit;
@@ -1381,13 +1381,13 @@ u8 rtw_getrttbl_cmd(struct adapter  *padapter, struct getratable_rsp *pval)
 ;
 
 	ph2c = (struct cmd_obj*)rtw_zmalloc(sizeof(struct cmd_obj));
-	if (ph2c ==NULL){
+	if (ph2c == NULL){
 		res = _FAIL;
 		goto exit;
 	}
 	pgetrttblparm = (struct getratable_parm*)rtw_zmalloc(sizeof(struct getratable_parm));
 
-	if (pgetrttblparm ==NULL){
+	if (pgetrttblparm == NULL){
 		rtw_mfree((unsigned char *) ph2c, sizeof(struct	cmd_obj));
 		res = _FAIL;
 		goto exit;
@@ -1423,20 +1423,20 @@ u8 rtw_setassocsta_cmd(struct adapter  *padapter, u8 *mac_addr)
 ;
 
 	ph2c = (struct cmd_obj*)rtw_zmalloc(sizeof(struct cmd_obj));
-	if (ph2c ==NULL){
+	if (ph2c == NULL){
 		res = _FAIL;
 		goto exit;
 	}
 
 	psetassocsta_para = (struct set_assocsta_parm*)rtw_zmalloc(sizeof(struct set_assocsta_parm));
-	if (psetassocsta_para ==NULL){
+	if (psetassocsta_para == NULL){
 		rtw_mfree((u8 *) ph2c, sizeof(struct	cmd_obj));
 		res =_FAIL;
 		goto exit;
 	}
 
 	psetassocsta_rsp = (struct set_stakey_rsp*)rtw_zmalloc(sizeof(struct set_assocsta_rsp));
-	if (psetassocsta_rsp ==NULL){
+	if (psetassocsta_rsp == NULL){
 		rtw_mfree((u8 *) ph2c, sizeof(struct	cmd_obj));
 		rtw_mfree((u8 *) psetassocsta_para, sizeof(struct set_assocsta_parm));
 		return _FAIL;
@@ -1468,13 +1468,13 @@ u8 rtw_addbareq_cmd(struct adapter*padapter, u8 tid, u8 *addr)
 ;
 
 	ph2c = (struct cmd_obj*)rtw_zmalloc(sizeof(struct cmd_obj));
-	if (ph2c ==NULL){
+	if (ph2c == NULL){
 		res = _FAIL;
 		goto exit;
 	}
 
 	paddbareq_parm = (struct addBaReq_parm*)rtw_zmalloc(sizeof(struct addBaReq_parm));
-	if (paddbareq_parm ==NULL){
+	if (paddbareq_parm == NULL){
 		rtw_mfree((unsigned char *)ph2c, sizeof(struct	cmd_obj));
 		res = _FAIL;
 		goto exit;
@@ -1507,13 +1507,13 @@ u8 rtw_reset_securitypriv_cmd(struct adapter*padapter)
 ;
 
 	ph2c = (struct cmd_obj*)rtw_zmalloc(sizeof(struct cmd_obj));
-	if (ph2c ==NULL){
+	if (ph2c == NULL){
 		res = _FAIL;
 		goto exit;
 	}
 
 	pdrvextra_cmd_parm = (struct drvextra_cmd_parm*)rtw_zmalloc(sizeof(struct drvextra_cmd_parm));
-	if (pdrvextra_cmd_parm ==NULL){
+	if (pdrvextra_cmd_parm == NULL){
 		rtw_mfree((unsigned char *)ph2c, sizeof(struct cmd_obj));
 		res = _FAIL;
 		goto exit;
@@ -1547,13 +1547,13 @@ u8 rtw_free_assoc_resources_cmd(struct adapter*padapter)
 ;
 
 	ph2c = (struct cmd_obj*)rtw_zmalloc(sizeof(struct cmd_obj));
-	if (ph2c ==NULL){
+	if (ph2c == NULL){
 		res = _FAIL;
 		goto exit;
 	}
 
 	pdrvextra_cmd_parm = (struct drvextra_cmd_parm*)rtw_zmalloc(sizeof(struct drvextra_cmd_parm));
-	if (pdrvextra_cmd_parm ==NULL){
+	if (pdrvextra_cmd_parm == NULL){
 		rtw_mfree((unsigned char *)ph2c, sizeof(struct cmd_obj));
 		res = _FAIL;
 		goto exit;
@@ -1585,13 +1585,13 @@ u8 rtw_dynamic_chk_wk_cmd(struct adapter*padapter)
 	u8	res =_SUCCESS;
 
 	ph2c = (struct cmd_obj*)rtw_zmalloc(sizeof(struct cmd_obj));
-	if (ph2c ==NULL){
+	if (ph2c == NULL){
 		res = _FAIL;
 		goto exit;
 	}
 
 	pdrvextra_cmd_parm = (struct drvextra_cmd_parm*)rtw_zmalloc(sizeof(struct drvextra_cmd_parm));
-	if (pdrvextra_cmd_parm ==NULL){
+	if (pdrvextra_cmd_parm == NULL){
 		rtw_mfree((unsigned char *)ph2c, sizeof(struct cmd_obj));
 		res = _FAIL;
 		goto exit;
@@ -2039,13 +2039,13 @@ u8 rtw_lps_ctrl_wk_cmd(struct adapter*padapter, u8 lps_ctrl_type, u8 enqueue)
 
 	if (enqueue) {
 		ph2c = (struct cmd_obj*)rtw_zmalloc(sizeof(struct cmd_obj));
-		if (ph2c ==NULL){
+		if (ph2c == NULL){
 			res = _FAIL;
 			goto exit;
 		}
 
 		pdrvextra_cmd_parm = (struct drvextra_cmd_parm*)rtw_zmalloc(sizeof(struct drvextra_cmd_parm));
-		if (pdrvextra_cmd_parm ==NULL){
+		if (pdrvextra_cmd_parm == NULL){
 			rtw_mfree((unsigned char *)ph2c, sizeof(struct cmd_obj));
 			res = _FAIL;
 			goto exit;
@@ -2088,13 +2088,13 @@ u8 rtw_rpt_timer_cfg_cmd(struct adapter*padapter, u16 minRptTime)
 
 ;
 	ph2c = (struct cmd_obj*)rtw_zmalloc(sizeof(struct cmd_obj));
-	if (ph2c ==NULL){
+	if (ph2c == NULL){
 		res = _FAIL;
 		goto exit;
 	}
 
 	pdrvextra_cmd_parm = (struct drvextra_cmd_parm*)rtw_zmalloc(sizeof(struct drvextra_cmd_parm));
-	if (pdrvextra_cmd_parm ==NULL){
+	if (pdrvextra_cmd_parm == NULL){
 		rtw_mfree((unsigned char *)ph2c, sizeof(struct cmd_obj));
 		res = _FAIL;
 		goto exit;
@@ -2135,13 +2135,13 @@ u8 rtw_antenna_select_cmd(struct adapter*padapter, u8 antenna, u8 enqueue)
 	if (true == enqueue)
 	{
 		ph2c = (struct cmd_obj*)rtw_zmalloc(sizeof(struct cmd_obj));
-		if (ph2c ==NULL){
+		if (ph2c == NULL){
 			res = _FAIL;
 			goto exit;
 		}
 
 		pdrvextra_cmd_parm = (struct drvextra_cmd_parm*)rtw_zmalloc(sizeof(struct drvextra_cmd_parm));
-		if (pdrvextra_cmd_parm ==NULL){
+		if (pdrvextra_cmd_parm == NULL){
 			rtw_mfree((unsigned char *)ph2c, sizeof(struct cmd_obj));
 			res = _FAIL;
 			goto exit;
@@ -2198,13 +2198,13 @@ u8 p2p_protocol_wk_cmd(struct adapter*padapter, int intCmdType )
 	}
 
 	ph2c = (struct cmd_obj*)rtw_zmalloc(sizeof(struct cmd_obj));
-	if (ph2c ==NULL){
+	if (ph2c == NULL){
 		res = _FAIL;
 		goto exit;
 	}
 
 	pdrvextra_cmd_parm = (struct drvextra_cmd_parm*)rtw_zmalloc(sizeof(struct drvextra_cmd_parm));
-	if (pdrvextra_cmd_parm ==NULL){
+	if (pdrvextra_cmd_parm == NULL){
 		rtw_mfree((unsigned char *)ph2c, sizeof(struct cmd_obj));
 		res = _FAIL;
 		goto exit;
@@ -2236,13 +2236,13 @@ u8 rtw_ps_cmd(struct adapter*padapter)
 	u8	res = _SUCCESS;
 
 	ppscmd = (struct cmd_obj*)rtw_zmalloc(sizeof(struct cmd_obj));
-	if (ppscmd ==NULL){
+	if (ppscmd == NULL){
 		res = _FAIL;
 		goto exit;
 	}
 
 	pdrvextra_cmd_parm = (struct drvextra_cmd_parm*)rtw_zmalloc(sizeof(struct drvextra_cmd_parm));
-	if (pdrvextra_cmd_parm ==NULL){
+	if (pdrvextra_cmd_parm == NULL){
 		rtw_mfree((unsigned char *)ppscmd, sizeof(struct cmd_obj));
 		res = _FAIL;
 		goto exit;
@@ -2274,7 +2274,7 @@ static void rtw_chk_hi_queue_hdl(struct adapter *padapter)
 	if (!psta_bmc)
 		return;
 
-	if (psta_bmc->sleepq_len ==0)
+	if (psta_bmc->sleepq_len == 0)
 	{
 		u8 val = 0;
 
@@ -2319,13 +2319,13 @@ u8 rtw_chk_hi_queue_cmd(struct adapter*padapter)
 	u8	res = _SUCCESS;
 
 	ph2c = (struct cmd_obj*)rtw_zmalloc(sizeof(struct cmd_obj));
-	if (ph2c ==NULL){
+	if (ph2c == NULL){
 		res = _FAIL;
 		goto exit;
 	}
 
 	pdrvextra_cmd_parm = (struct drvextra_cmd_parm*)rtw_zmalloc(sizeof(struct drvextra_cmd_parm));
-	if (pdrvextra_cmd_parm ==NULL){
+	if (pdrvextra_cmd_parm == NULL){
 		rtw_mfree((unsigned char *)ph2c, sizeof(struct cmd_obj));
 		res = _FAIL;
 		goto exit;
@@ -2698,7 +2698,7 @@ void rtw_setstaKey_cmdrsp_callback(struct adapter*	padapter ,  struct cmd_obj *p
 
 ;
 
-	if (psta ==NULL)
+	if (psta == NULL)
 	{
 		RT_TRACE(_module_rtl871x_cmd_c_, _drv_err_, ("\nERROR: rtw_setstaKey_cmdrsp_callback => can't get sta_info\n\n"));
 		goto exit;
@@ -2719,7 +2719,7 @@ void rtw_setassocsta_cmdrsp_callback(struct adapter*	padapter,  struct cmd_obj *
 
 ;
 
-	if (psta ==NULL)
+	if (psta == NULL)
 	{
 		RT_TRACE(_module_rtl871x_cmd_c_, _drv_err_, ("\nERROR: setassocsta_cmdrsp_callbac => can't get sta_info\n\n"));
 		goto exit;
diff --git a/core/rtw_debug.c b/core/rtw_debug.c
index 99442c4..b956767 100644
--- a/core/rtw_debug.c
+++ b/core/rtw_debug.c
@@ -119,7 +119,7 @@ int proc_get_read_reg(char *page, char **start,
 
 	int len = 0;
 
-	if (proc_get_read_addr ==0xeeeeeeee)
+	if (proc_get_read_addr == 0xeeeeeeee)
 	{
 		*eof = 1;
 		return len;
@@ -520,7 +520,7 @@ int proc_get_rf_reg_dump1(char *page, char **start,
 		value = rtw_hal_read_rfreg(padapter, path, i, 0xffffffff);
 		if (j%4 ==1)	len += snprintf(page + len, count - len, "0x%02x ", i);
 		len += snprintf(page + len, count - len, " 0x%08x ", value);
-		if ((j++)%4 ==0)	len += snprintf(page + len, count - len, "\n");
+		if ((j++)%4 == 0)	len += snprintf(page + len, count - len, "\n");
 	}
 
 	*eof = 1;
@@ -547,7 +547,7 @@ int proc_get_rf_reg_dump2(char *page, char **start,
 		value = rtw_hal_read_rfreg(padapter, path, i, 0xffffffff);
 		if (j%4 ==1)	len += snprintf(page + len, count - len, "0x%02x ", i);
 		len += snprintf(page + len, count - len, " 0x%08x ", value);
-		if ((j++)%4 ==0)	len += snprintf(page + len, count - len, "\n");
+		if ((j++)%4 == 0)	len += snprintf(page + len, count - len, "\n");
 	}
 	*eof = 1;
 	return len;
@@ -573,7 +573,7 @@ int proc_get_rf_reg_dump3(char *page, char **start,
 		value = rtw_hal_read_rfreg(padapter, path, i, 0xffffffff);
 		if (j%4 ==1)	len += snprintf(page + len, count - len, "0x%02x ", i);
 		len += snprintf(page + len, count - len, " 0x%08x ", value);
-		if ((j++)%4 ==0)	len += snprintf(page + len, count - len, "\n");
+		if ((j++)%4 == 0)	len += snprintf(page + len, count - len, "\n");
 	}
 
 	*eof = 1;
@@ -600,7 +600,7 @@ int proc_get_rf_reg_dump4(char *page, char **start,
 		value = rtw_hal_read_rfreg(padapter, path, i, 0xffffffff);
 		if (j%4 ==1)	len += snprintf(page + len, count - len, "0x%02x ", i);
 		len += snprintf(page + len, count - len, " 0x%08x ", value);
-		if ((j++)%4 ==0)	len += snprintf(page + len, count - len, "\n");
+		if ((j++)%4 == 0)	len += snprintf(page + len, count - len, "\n");
 	}
 	*eof = 1;
 	return len;
@@ -650,7 +650,7 @@ int proc_set_rx_signal(struct file *file, const char __user *buffer,
 
 		int num = sscanf(tmp, "%u %u", &is_signal_dbg, &signal_strength);
 
-		is_signal_dbg = is_signal_dbg ==0?0:1;
+		is_signal_dbg = is_signal_dbg == 0?0:1;
 
 		if (is_signal_dbg && num!=2)
 			return count;
diff --git a/core/rtw_ieee80211.c b/core/rtw_ieee80211.c
index c4459c4..2c7b997 100644
--- a/core/rtw_ieee80211.c
+++ b/core/rtw_ieee80211.c
@@ -1271,10 +1271,10 @@ void rtw_macaddr_cfg(u8 *mac_addr)
 		memcpy(mac, mac_addr, ETH_ALEN);
 	}
 
-	if (((mac[0]==0xff) &&(mac[1]==0xff) && (mac[2]==0xff) &&
-	     (mac[3]==0xff) && (mac[4]==0xff) &&(mac[5]==0xff)) ||
-	    ((mac[0]==0x0) && (mac[1]==0x0) && (mac[2]==0x0) &&
-	     (mac[3]==0x0) && (mac[4]==0x0) &&(mac[5]==0x0)))
+	if (((mac[0]== 0xff) &&(mac[1]== 0xff) && (mac[2]== 0xff) &&
+	     (mac[3]== 0xff) && (mac[4]== 0xff) &&(mac[5]== 0xff)) ||
+	    ((mac[0]== 0x0) && (mac[1]== 0x0) && (mac[2]== 0x0) &&
+	     (mac[3]== 0x0) && (mac[4]== 0x0) &&(mac[5]== 0x0)))
 	{
 		mac[0] = 0x00;
 		mac[1] = 0xe0;
diff --git a/core/rtw_ioctl_set.c b/core/rtw_ioctl_set.c
index 0fbed6e..ab981ae 100644
--- a/core/rtw_ioctl_set.c
+++ b/core/rtw_ioctl_set.c
@@ -222,8 +222,8 @@ u8 rtw_set_802_11_bssid(struct adapter* padapter, u8 *bssid)
 
 	DBG_871X_LEVEL(_drv_always_, "set bssid:%pM\n", bssid);
 
-	if ((bssid[0]==0x00 && bssid[1]==0x00 && bssid[2]==0x00 && bssid[3]==0x00 && bssid[4]==0x00 &&bssid[5]==0x00) ||
-	    (bssid[0]==0xFF && bssid[1]==0xFF && bssid[2]==0xFF && bssid[3]==0xFF && bssid[4]==0xFF &&bssid[5]==0xFF))
+	if ((bssid[0]== 0x00 && bssid[1]== 0x00 && bssid[2]== 0x00 && bssid[3]== 0x00 && bssid[4]== 0x00 &&bssid[5]== 0x00) ||
+	    (bssid[0]== 0xFF && bssid[1]== 0xFF && bssid[2]== 0xFF && bssid[3]== 0xFF && bssid[4]== 0xFF &&bssid[5]== 0xFF))
 	{
 		status = _FAIL;
 		goto exit;
@@ -807,7 +807,7 @@ u8 rtw_set_802_11_add_key(struct adapter* padapter, struct ndis_802_11_key *key)
 			encryptionalgo =stainfo->dot118021XPrivacy;
 		}
 		else{
-			RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_, ("OID_802_11_ADD_KEY: stainfo ==NULL)||(Adapter->securitypriv.dot11AuthAlgrthm!=dot11AuthAlgrthm_8021X)\n"));
+			RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_, ("OID_802_11_ADD_KEY: stainfo == NULL)||(Adapter->securitypriv.dot11AuthAlgrthm!=dot11AuthAlgrthm_8021X)\n"));
 			encryptionalgo =padapter->securitypriv.dot11PrivacyAlgrthm;
 		}
 
@@ -874,11 +874,11 @@ u8 rtw_set_802_11_add_key(struct adapter* padapter, struct ndis_802_11_key *key)
 		RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_, ("key Length: %d\n", key->KeyLength));
 		RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_, ("------------------------------------------\n"));
 	} else {
-		/*  Group key - KeyIndex(BIT30 ==0) */
+		/*  Group key - KeyIndex(BIT30 == 0) */
 		RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_, ("OID_802_11_ADD_KEY: +++++ Group key +++++\n"));
 
 		/*  when add wep key through add key and didn't assigned encryption type before */
-		if ((padapter->securitypriv.ndisauthtype<=3)&&(padapter->securitypriv.dot118021XGrpPrivacy ==0))
+		if ((padapter->securitypriv.ndisauthtype<=3)&&(padapter->securitypriv.dot118021XGrpPrivacy == 0))
 		{
 			RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_, ("keylen =%d( Adapter->securitypriv.dot11PrivacyAlgrthm =%x  )padapter->securitypriv.dot118021XGrpPrivacy(%x)\n", key->KeyLength, padapter->securitypriv.dot11PrivacyAlgrthm, padapter->securitypriv.dot118021XGrpPrivacy));
 
diff --git a/core/rtw_iol.c b/core/rtw_iol.c
index 0d7ccb9..fddac2e 100644
--- a/core/rtw_iol.c
+++ b/core/rtw_iol.c
@@ -239,7 +239,7 @@ void rtw_IOL_cmd_buf_dump(struct adapter *Adapter, int buf_len, u8 *pbuf)
 	for (i =0;i< buf_len;i++){
 		printk("%02x-",*(pbuf+i));
 
-		if (j%32 ==0) printk("\n");j++;
+		if (j%32 == 0) printk("\n");j++;
 	}
 	printk("\n");
 	printk("============= ioreg_cmd len = %d ===============\n", buf_len);
diff --git a/core/rtw_mlme.c b/core/rtw_mlme.c
index f87da35..b502255 100644
--- a/core/rtw_mlme.c
+++ b/core/rtw_mlme.c
@@ -795,7 +795,7 @@ void rtw_update_scanned_network(struct adapter *adapter, struct wlan_bssid_ex *t
 
 			pnetwork = rtw_alloc_network(pmlmepriv); /*  will update scan_time */
 
-			if (pnetwork ==NULL){
+			if (pnetwork == NULL){
 				RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("\n\n\nsomething wrong here\n\n\n"));
 				goto exit;
 			}
@@ -1394,7 +1394,7 @@ static struct sta_info *rtw_joinbss_update_stainfo(struct adapter *padapter, str
 	struct sta_priv *pstapriv = &padapter->stapriv;
 
 	psta = rtw_get_stainfo(pstapriv, pnetwork->network.MacAddress);
-	if (psta ==NULL) {
+	if (psta == NULL) {
 		psta = rtw_alloc_stainfo(pstapriv, pnetwork->network.MacAddress);
 	}
 
@@ -1638,7 +1638,7 @@ void rtw_joinbss_event_prehandle(struct adapter *adapter, u8 *pbuf)
 			/* s3. find ptarget_sta & update ptarget_sta after update cur_network only for station mode */
 			if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) {
 				ptarget_sta = rtw_joinbss_update_stainfo(adapter, pnetwork);
-				if (ptarget_sta ==NULL) {
+				if (ptarget_sta == NULL) {
 					RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("Can't update stainfo when joinbss_event callback\n"));
 					spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
 					goto exit_unlock;
@@ -1759,7 +1759,7 @@ void rtw_sta_media_status_rpt(struct adapter *adapter, struct sta_info *psta, u3
 {
 	u16 media_status_rpt;
 
-	if (psta ==NULL)	return;
+	if (psta == NULL)	return;
 
 	#if (RATE_ADAPTIVE_SUPPORT ==1)	/* for 88E RA */
 	{
@@ -2100,7 +2100,7 @@ static void rtw_auto_scan_handler(struct adapter *padapter)
 	if (pmlmepriv->scan_interval >0)
 	{
 		pmlmepriv->scan_interval--;
-		if (pmlmepriv->scan_interval ==0)
+		if (pmlmepriv->scan_interval == 0)
 		{
 			DBG_871X("%s\n", __FUNCTION__);
 
@@ -2308,8 +2308,8 @@ int rtw_select_and_join_from_scanned_queue(struct mlme_priv *pmlmepriv )
 	while (!rtw_end_of_queue_search(phead, pmlmepriv->pscanned)) {
 
 		pnetwork = LIST_CONTAINOR(pmlmepriv->pscanned, struct wlan_network, list);
-		if (pnetwork ==NULL){
-			RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("%s return _FAIL:(pnetwork ==NULL)\n", __FUNCTION__));
+		if (pnetwork == NULL){
+			RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("%s return _FAIL:(pnetwork == NULL)\n", __FUNCTION__));
 			ret = _FAIL;
 			goto exit;
 		}
@@ -2371,13 +2371,13 @@ sint rtw_set_auth(struct adapter * adapter, struct security_priv *psecuritypriv)
 ;
 
 	pcmd = (struct	cmd_obj*)rtw_zmalloc(sizeof(struct	cmd_obj));
-	if (pcmd ==NULL){
+	if (pcmd == NULL){
 		res = _FAIL;  /* try again */
 		goto exit;
 	}
 
 	psetauthparm =(struct setauth_parm*)rtw_zmalloc(sizeof(struct setauth_parm));
-	if (psetauthparm ==NULL){
+	if (psetauthparm == NULL){
 		rtw_mfree((unsigned char *)pcmd, sizeof(struct	cmd_obj));
 		res = _FAIL;
 		goto exit;
@@ -2420,7 +2420,7 @@ sint rtw_set_key(struct adapter * adapter, struct security_priv *psecuritypriv,
 ;
 
 	psetkeyparm =(struct setkey_parm*)rtw_zmalloc(sizeof(struct setkey_parm));
-	if (psetkeyparm ==NULL){
+	if (psetkeyparm == NULL){
 		res = _FAIL;
 		goto exit;
 	}
@@ -2473,7 +2473,7 @@ sint rtw_set_key(struct adapter * adapter, struct security_priv *psecuritypriv,
 
 	if (enqueue){
 		pcmd = (struct	cmd_obj*)rtw_zmalloc(sizeof(struct	cmd_obj));
-		if (pcmd ==NULL){
+		if (pcmd == NULL){
 			rtw_mfree((unsigned char *)psetkeyparm, sizeof(struct setkey_parm));
 			res = _FAIL;  /* try again */
 			goto exit;
@@ -3008,7 +3008,7 @@ void rtw_issue_addbareq_cmd(struct adapter *padapter, struct xmit_frame *pxmitfr
 		psta = rtw_get_stainfo(&padapter->stapriv, pattrib->ra);
 	}
 
-	if (psta ==NULL)
+	if (psta == NULL)
 	{
 		DBG_871X("%s, psta ==NUL\n", __func__);
 		return;
diff --git a/core/rtw_mlme_ext.c b/core/rtw_mlme_ext.c
index dc287cb..24e1434 100644
--- a/core/rtw_mlme_ext.c
+++ b/core/rtw_mlme_ext.c
@@ -1130,7 +1130,7 @@ unsigned int OnAuth(struct adapter *padapter, union recv_frame *precv_frame)
 		goto auth_fail;
 	}
 
-	if (algorithm ==0 && (auth_mode == 0 || auth_mode == 2))
+	if (algorithm == 0 && (auth_mode == 0 || auth_mode == 2))
 	{
 		if (seq == 1)
 		{
@@ -1166,7 +1166,7 @@ unsigned int OnAuth(struct adapter *padapter, union recv_frame *precv_frame)
 			p = rtw_get_ie(pframe + WLAN_HDR_A3_LEN + 4 + _AUTH_IE_OFFSET_ , _CHLGETXT_IE_, (int *)&ie_len,
 					len - WLAN_HDR_A3_LEN - _AUTH_IE_OFFSET_ - 4);
 
-			if ((p ==NULL) || (ie_len<=0))
+			if ((p == NULL) || (ie_len<=0))
 			{
 				DBG_871X("auth rejected because challenge failure!(1)\n");
 				status = _STATS_CHALLENGE_FAIL_;
@@ -2299,7 +2299,7 @@ unsigned int OnAction_back(struct adapter *padapter, union recv_frame *precv_fra
 	addr = GetAddr2Ptr(pframe);
 	psta = rtw_get_stainfo(pstapriv, addr);
 
-	if (psta ==NULL)
+	if (psta == NULL)
 		return _SUCCESS;
 
 	frame_body = (unsigned char *)(pframe + sizeof(struct rtw_ieee80211_hdr_3addr));
@@ -4774,7 +4774,7 @@ int issue_probereq_p2p_ex(struct adapter *adapter, u8 *da, int try_cnt, int wait
 		if (i < try_cnt && wait_ms > 0 && ret ==_FAIL)
 			rtw_msleep_os(wait_ms);
 
-	}while ((i<try_cnt) && ((ret ==_FAIL)||(wait_ms ==0)));
+	}while ((i<try_cnt) && ((ret ==_FAIL)||(wait_ms == 0)));
 
 	if (ret != _FAIL) {
 		ret = _SUCCESS;
@@ -6327,7 +6327,7 @@ int issue_probereq_ex(struct adapter *padapter, struct ndis_802_11_ssid *pssid,
 		if (i < try_cnt && wait_ms > 0 && ret ==_FAIL)
 			rtw_msleep_os(wait_ms);
 
-	}while ((i<try_cnt) && ((ret ==_FAIL)||(wait_ms ==0)));
+	}while ((i<try_cnt) && ((ret ==_FAIL)||(wait_ms == 0)));
 
 	if (ret != _FAIL) {
 		ret = _SUCCESS;
@@ -7164,7 +7164,7 @@ int issue_nulldata(struct adapter *padapter, unsigned char *da, unsigned int pow
 		if (i < try_cnt && wait_ms > 0 && ret ==_FAIL)
 			rtw_msleep_os(wait_ms);
 
-	}while ((i<try_cnt) && ((ret ==_FAIL)||(wait_ms ==0)));
+	}while ((i<try_cnt) && ((ret ==_FAIL)||(wait_ms == 0)));
 
 	if (ret != _FAIL) {
 		ret = _SUCCESS;
@@ -7299,7 +7299,7 @@ int issue_qos_nulldata(struct adapter *padapter, unsigned char *da, u16 tid, int
 		if (i < try_cnt && wait_ms > 0 && ret ==_FAIL)
 			rtw_msleep_os(wait_ms);
 
-	}while ((i<try_cnt) && ((ret ==_FAIL)||(wait_ms ==0)));
+	}while ((i<try_cnt) && ((ret ==_FAIL)||(wait_ms == 0)));
 
 	if (ret != _FAIL) {
 		ret = _SUCCESS;
@@ -7422,7 +7422,7 @@ int issue_deauth_ex(struct adapter *padapter, u8 *da, unsigned short reason, int
 		if (i < try_cnt && wait_ms > 0 && ret ==_FAIL)
 			rtw_msleep_os(wait_ms);
 
-	}while ((i<try_cnt) && ((ret ==_FAIL)||(wait_ms ==0)));
+	}while ((i<try_cnt) && ((ret ==_FAIL)||(wait_ms == 0)));
 
 	if (ret != _FAIL) {
 		ret = _SUCCESS;
@@ -7719,7 +7719,7 @@ static void issue_action_BA(struct adapter *padapter, unsigned char *raddr,
 			}
 #endif
 
-			if (pregpriv->ampdu_amsdu ==0)/* disabled */
+			if (pregpriv->ampdu_amsdu == 0)/* disabled */
 				le_tmp = cpu_to_le16(BA_para_set & ~BIT(0));
 			else if (pregpriv->ampdu_amsdu ==1)/* enabled */
 				le_tmp = cpu_to_le16(BA_para_set | BIT(0));
@@ -7766,7 +7766,7 @@ static void issue_action_BSSCoexistPacket(struct adapter *padapter)
 	struct  __queue *queue	= &(pmlmepriv->scanned_queue);
 	u8 InfoContent[16] = {0};
 	u8 ICS[8][15];
-	if ((pmlmepriv->num_FortyMHzIntolerant ==0) || (pmlmepriv->num_sta_no_ht ==0))
+	if ((pmlmepriv->num_FortyMHzIntolerant == 0) || (pmlmepriv->num_sta_no_ht == 0))
 		return;
 
 	if (true == pmlmeinfo->bwmode_updated)
@@ -7850,7 +7850,7 @@ static void issue_action_BSSCoexistPacket(struct adapter *padapter)
 			pbss_network = (struct wlan_bssid_ex *)&pnetwork->network;
 
 			p = rtw_get_ie(pbss_network->IEs + _FIXED_IE_LENGTH_, _HT_CAPABILITY_IE_, &len, pbss_network->IELength - _FIXED_IE_LENGTH_);
-			if ((p ==NULL) || (len ==0))/* non-HT */
+			if ((p == NULL) || (len == 0))/* non-HT */
 			{
 				if ((pbss_network->Configuration.DSConfig<=0) || (pbss_network->Configuration.DSConfig>14))
 					continue;
@@ -7908,12 +7908,12 @@ unsigned int send_delba(struct adapter *padapter, u8 initiator, u8 *addr)
 			return _SUCCESS;
 
 	psta = rtw_get_stainfo(pstapriv, addr);
-	if (psta ==NULL)
+	if (psta == NULL)
 		return _SUCCESS;
 
-	/* DBG_871X("%s:%s\n", __FUNCTION__, (initiator ==0)?"RX_DIR":"TX_DIR"); */
+	/* DBG_871X("%s:%s\n", __FUNCTION__, (initiator == 0)?"RX_DIR":"TX_DIR"); */
 
-	if (initiator ==0) /*  recipient */
+	if (initiator == 0) /*  recipient */
 	{
 		for (tid = 0;tid<MAXTID;tid++)
 		{
@@ -8561,7 +8561,7 @@ void start_clnt_join(struct adapter* padapter)
 			for (pos = get_next(head);!rtw_end_of_queue_search(head, pos); pos = get_next(pos)) {
 
 				scanned = LIST_CONTAINOR(pos, struct wlan_network, list);
-				if (scanned ==NULL) {
+				if (scanned == NULL) {
 					spin_unlock_bh(&(padapter->mlmepriv.scanned_queue.lock));
 					rtw_warn_on(1);
 					return;
diff --git a/core/rtw_p2p.c b/core/rtw_p2p.c
index 395d555..51a7ea5 100644
--- a/core/rtw_p2p.c
+++ b/core/rtw_p2p.c
@@ -2322,7 +2322,7 @@ u32 process_assoc_req_p2p_ie(struct wifidirect_info *pwdinfo, u8 *pframe, uint l
 				num_of_secdev_type = *pattr_content;
 				pattr_content += 1;
 
-				if (num_of_secdev_type ==0)
+				if (num_of_secdev_type == 0)
 				{
 					psta->num_of_secdev_type = 0;
 				}
@@ -4032,13 +4032,13 @@ u8 p2p_ps_wk_cmd(struct adapter*padapter, u8 p2p_ps_state, u8 enqueue)
 	if (enqueue)
 	{
 		ph2c = (struct cmd_obj*)rtw_zmalloc(sizeof(struct cmd_obj));
-		if (ph2c ==NULL){
+		if (ph2c == NULL){
 			res = _FAIL;
 			goto exit;
 		}
 
 		pdrvextra_cmd_parm = (struct drvextra_cmd_parm*)rtw_zmalloc(sizeof(struct drvextra_cmd_parm));
-		if (pdrvextra_cmd_parm ==NULL){
+		if (pdrvextra_cmd_parm == NULL){
 			rtw_mfree((unsigned char *)ph2c, sizeof(struct cmd_obj));
 			res = _FAIL;
 			goto exit;
diff --git a/core/rtw_pwrctrl.c b/core/rtw_pwrctrl.c
index aae1009..28ce69a 100644
--- a/core/rtw_pwrctrl.c
+++ b/core/rtw_pwrctrl.c
@@ -267,7 +267,7 @@ void rtw_ps_processor(struct adapter*padapter)
 	if (rtw_pwr_unassociated_idle(padapter) == false)
 		goto exit;
 
-	if ((pwrpriv->rf_pwrstate == rf_on) && ((pwrpriv->pwr_state_check_cnts%4) ==0))
+	if ((pwrpriv->rf_pwrstate == rf_on) && ((pwrpriv->pwr_state_check_cnts%4) == 0))
 	{
 		DBG_871X("==>%s .fw_state(%x)\n", __FUNCTION__, get_fwstate(pmlmepriv));
 		#if defined (CONFIG_BT_COEXIST)&& defined (CONFIG_AUTOSUSPEND)
@@ -1039,7 +1039,7 @@ int rtw_pm_set_ips(struct adapter *padapter, u8 mode)
 	else if (mode ==IPS_NONE){
 		rtw_ips_mode_req(pwrctrlpriv, mode);
 		DBG_871X("%s %s\n", __FUNCTION__, "IPS_NONE");
-		if ((padapter->bSurpriseRemoved ==0)&&(_FAIL == rtw_pwr_wakeup(padapter)) )
+		if ((padapter->bSurpriseRemoved == 0)&&(_FAIL == rtw_pwr_wakeup(padapter)) )
 			return -EFAULT;
 	}
 	else {
diff --git a/core/rtw_recv.c b/core/rtw_recv.c
index 79e4327..735276c 100644
--- a/core/rtw_recv.c
+++ b/core/rtw_recv.c
@@ -82,7 +82,7 @@ sint _rtw_init_recv_priv(struct recv_priv *precvpriv, struct adapter *padapter)
 
 	precvpriv->pallocated_frame_buf = rtw_zvmalloc(NR_RECVFRAME * sizeof(union recv_frame) + RXFRAME_ALIGN_SZ);
 
-	if (precvpriv->pallocated_frame_buf ==NULL){
+	if (precvpriv->pallocated_frame_buf == NULL){
 		res = _FAIL;
 		goto exit;
 	}
@@ -500,7 +500,7 @@ sint recvframe_chkmic(struct adapter *adapter,  union recv_frame *precvframe){
 		}
 		else
 		{
-			RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("recvframe_chkmic: rtw_get_stainfo ==NULL!!!\n"));
+			RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("recvframe_chkmic: rtw_get_stainfo == NULL!!!\n"));
 		}
 
 		recvframe_pull_tail(precvframe, 8);
@@ -547,7 +547,7 @@ static union recv_frame *decryptor(struct adapter *padapter, union recv_frame *p
 		}
 	}
 
-	if ((prxattrib->encrypt>0) && ((prxattrib->bdecrypted ==0) ||(psecuritypriv->sw_decrypt ==true)))
+	if ((prxattrib->encrypt>0) && ((prxattrib->bdecrypted == 0) ||(psecuritypriv->sw_decrypt ==true)))
 	{
 		psecuritypriv->hw_decrypted =false;
 
@@ -658,7 +658,7 @@ static union recv_frame * portctrl(struct adapter *adapter, union recv_frame * p
 		{
 			/* allowed */
 			/* check decryption status, and decrypt the frame if needed */
-			RT_TRACE(_module_rtl871x_recv_c_, _drv_info_, ("########portctrl:psta->ieee8021x_blocked ==0\n"));
+			RT_TRACE(_module_rtl871x_recv_c_, _drv_info_, ("########portctrl:psta->ieee8021x_blocked == 0\n"));
 			RT_TRACE(_module_rtl871x_recv_c_, _drv_info_, ("portctrl:precv_frame->hdr.attrib.privacy =%x\n", precv_frame->u.hdr.attrib.privacy));
 
 			if (pattrib->bdecrypted == 0)
@@ -1246,7 +1246,7 @@ sint validate_recv_ctrl_frame(struct adapter *padapter, union recv_frame *precv_
 		aid = GetAid(pframe);
 		psta = rtw_get_stainfo(pstapriv, GetAddr2Ptr(pframe));
 
-		if ((psta ==NULL) || (psta->aid!=aid))
+		if ((psta == NULL) || (psta->aid!=aid))
 		{
 			return _FAIL;
 		}
@@ -1319,7 +1319,7 @@ sint validate_recv_ctrl_frame(struct adapter *padapter, union recv_frame *precv_
 
 				rtw_hal_xmitframe_enqueue(padapter, pxmitframe);
 
-				if (psta->sleepq_len ==0)
+				if (psta->sleepq_len == 0)
 				{
 					pstapriv->tim_bitmap &= ~BIT(psta->aid);
 
@@ -1340,7 +1340,7 @@ sint validate_recv_ctrl_frame(struct adapter *padapter, union recv_frame *precv_
 				/* DBG_871X("no buffered packets to xmit\n"); */
 				if (pstapriv->tim_bitmap&BIT(psta->aid))
 				{
-					if (psta->sleepq_len ==0)
+					if (psta->sleepq_len == 0)
 					{
 						DBG_871X("no buffered packets to xmit\n");
 
@@ -1536,8 +1536,8 @@ sint validate_recv_data_frame(struct adapter *adapter, union recv_frame *precv_f
 	}
 
 
-	if (psta ==NULL){
-		RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, (" after to_fr_ds_chk; psta ==NULL\n"));
+	if (psta == NULL){
+		RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, (" after to_fr_ds_chk; psta == NULL\n"));
 		#ifdef DBG_RX_DROP_FRAME
 		DBG_871X("DBG_RX_DROP_FRAME %s psta == NULL\n", __func__);
 		#endif
@@ -2068,7 +2068,7 @@ union recv_frame* recvframe_chk_defrag(struct adapter *padapter, union recv_fram
 	else
 		pdefrag_q = &psta->sta_recvpriv.defrag_q;
 
-	if ((ismfrag ==0) && (fragnum ==0))
+	if ((ismfrag == 0) && (fragnum == 0))
 	{
 		prtnframe = precv_frame;/* isn't a fragment frame */
 	}
@@ -2079,7 +2079,7 @@ union recv_frame* recvframe_chk_defrag(struct adapter *padapter, union recv_fram
 		/* enqueue to defraf_g */
 		if (pdefrag_q != NULL)
 		{
-			if (fragnum ==0)
+			if (fragnum == 0)
 			{
 				/* the first fragment */
 				if (_rtw_queue_empty(pdefrag_q) == false)
@@ -2107,12 +2107,12 @@ union recv_frame* recvframe_chk_defrag(struct adapter *padapter, union recv_fram
 			/* can't find this ta's defrag_queue, so free this recv_frame */
 			rtw_free_recvframe(precv_frame, pfree_recv_queue);
 			prtnframe =NULL;
-			RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("Free because pdefrag_q ==NULL: ismfrag = %d, fragnum = %d\n", ismfrag, fragnum));
+			RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("Free because pdefrag_q == NULL: ismfrag = %d, fragnum = %d\n", ismfrag, fragnum));
 		}
 
 	}
 
-	if ((ismfrag ==0)&&(fragnum!=0))
+	if ((ismfrag == 0)&&(fragnum!=0))
 	{
 		/* the last fragment frame */
 		/* enqueue the last fragment */
@@ -2134,7 +2134,7 @@ union recv_frame* recvframe_chk_defrag(struct adapter *padapter, union recv_fram
 			/* can't find this ta's defrag_queue, so free this recv_frame */
 			rtw_free_recvframe(precv_frame, pfree_recv_queue);
 			prtnframe =NULL;
-			RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("Free because pdefrag_q ==NULL: ismfrag = %d, fragnum = %d\n", ismfrag, fragnum));
+			RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("Free because pdefrag_q == NULL: ismfrag = %d, fragnum = %d\n", ismfrag, fragnum));
 		}
 
 	}
@@ -2784,7 +2784,7 @@ static int recv_func_posthandle(struct adapter *padapter, union recv_frame *prfr
 	}
 
 	prframe = recvframe_chk_defrag(padapter, prframe);
-	if (prframe ==NULL)	{
+	if (prframe == NULL)	{
 		RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("recvframe_chk_defrag: drop pkt\n"));
 		#ifdef DBG_RX_DROP_FRAME
 		DBG_871X("DBG_RX_DROP_FRAME %s recvframe_chk_defrag: drop pkt\n", __FUNCTION__);
diff --git a/core/rtw_security.c b/core/rtw_security.c
index 3b1fec1..8133359 100644
--- a/core/rtw_security.c
+++ b/core/rtw_security.c
@@ -179,7 +179,7 @@ void rtw_wep_encrypt(struct adapter *padapter, u8 *pxmitframe)
 ;
 
 
-	if (((struct xmit_frame*)pxmitframe)->buf_addr ==NULL)
+	if (((struct xmit_frame*)pxmitframe)->buf_addr == NULL)
 		return;
 
 	hw_hdr_offset = TXDESC_SIZE +
@@ -396,7 +396,7 @@ void rtw_seccalctkipmic(u8 * key, u8 *header, u8 *data, u32 data_len, u8 *mic_co
 			rtw_secmicappend(&micdata, &header[24], 6);
 		else
 			rtw_secmicappend(&micdata, &header[10], 6);
-	} else{	/* ToDS ==0 */
+	} else{	/* ToDS == 0 */
 		rtw_secmicappend(&micdata, &header[4], 6);   /* DA */
 		if (header[1]&2)  /* From Ds ==1 */
 			rtw_secmicappend(&micdata, &header[16], 6);
@@ -646,7 +646,7 @@ u32	rtw_tkip_encrypt(struct adapter *padapter, u8 *pxmitframe)
 	u32	res =_SUCCESS;
 ;
 
-	if (((struct xmit_frame*)pxmitframe)->buf_addr ==NULL)
+	if (((struct xmit_frame*)pxmitframe)->buf_addr == NULL)
 		return _FAIL;
 
 	hw_hdr_offset = TXDESC_SIZE +
@@ -725,7 +725,7 @@ u32	rtw_tkip_encrypt(struct adapter *padapter, u8 *pxmitframe)
 
 		}
 		else{
-			RT_TRACE(_module_rtl871x_security_c_, _drv_err_, ("rtw_tkip_encrypt: stainfo ==NULL!!!\n"));
+			RT_TRACE(_module_rtl871x_security_c_, _drv_err_, ("rtw_tkip_encrypt: stainfo == NULL!!!\n"));
 	                DBG_871X("%s, psta ==NUL\n", __func__);
 			res =_FAIL;
 		}
@@ -846,7 +846,7 @@ u32 rtw_tkip_decrypt(struct adapter *padapter, u8 *precvframe)
 
 		}
 		else{
-			RT_TRACE(_module_rtl871x_security_c_, _drv_err_, ("rtw_tkip_decrypt: stainfo ==NULL!!!\n"));
+			RT_TRACE(_module_rtl871x_security_c_, _drv_err_, ("rtw_tkip_decrypt: stainfo == NULL!!!\n"));
 			res =_FAIL;
 		}
 
@@ -1543,7 +1543,7 @@ u32	rtw_aes_encrypt(struct adapter *padapter, u8 *pxmitframe)
 	struct	xmit_priv		*pxmitpriv =&padapter->xmitpriv;
 	u32 res =_SUCCESS;
 
-	if (((struct xmit_frame*)pxmitframe)->buf_addr ==NULL)
+	if (((struct xmit_frame*)pxmitframe)->buf_addr == NULL)
 		return _FAIL;
 
 	hw_hdr_offset = TXDESC_SIZE +
@@ -1589,7 +1589,7 @@ u32	rtw_aes_encrypt(struct adapter *padapter, u8 *pxmitframe)
 				}
 			}
 		} else{
-			RT_TRACE(_module_rtl871x_security_c_, _drv_err_, ("rtw_aes_encrypt: stainfo ==NULL!!!\n"));
+			RT_TRACE(_module_rtl871x_security_c_, _drv_err_, ("rtw_aes_encrypt: stainfo == NULL!!!\n"));
 	                DBG_871X("%s, psta ==NUL\n", __func__);
 			res =_FAIL;
 		}
@@ -1931,7 +1931,7 @@ u32	rtw_aes_decrypt(struct adapter *padapter, u8 *precvframe)
 
 			res = aes_decipher(prwskey, prxattrib->hdrlen, pframe, length);
 		} else {
-			RT_TRACE(_module_rtl871x_security_c_, _drv_err_, ("rtw_aes_encrypt: stainfo ==NULL!!!\n"));
+			RT_TRACE(_module_rtl871x_security_c_, _drv_err_, ("rtw_aes_encrypt: stainfo == NULL!!!\n"));
 			res =_FAIL;
 		}
 
diff --git a/core/rtw_sreset.c b/core/rtw_sreset.c
index a86863a..33756b6 100644
--- a/core/rtw_sreset.c
+++ b/core/rtw_sreset.c
@@ -55,7 +55,7 @@ u8 sreset_get_wifi_status(struct adapter *padapter)
 		return status;
 	}
 	val32 =rtw_read32(padapter, REG_TXDMA_STATUS);
-	if (val32 ==0xeaeaeaea){
+	if (val32 == 0xeaeaeaea){
 		psrtpriv->Wifi_Error_Status = WIFI_IF_NOT_EXIST;
 	}
 	else if (val32!=0){
diff --git a/core/rtw_sta_mgt.c b/core/rtw_sta_mgt.c
index 68c4a2b..d303e88 100644
--- a/core/rtw_sta_mgt.c
+++ b/core/rtw_sta_mgt.c
@@ -553,7 +553,7 @@ struct sta_info *rtw_get_stainfo(struct sta_priv *pstapriv, u8 *hwaddr)
 
 ;
 
-	if (hwaddr ==NULL)
+	if (hwaddr == NULL)
 		return NULL;
 
 	if (IS_MCAST(hwaddr))
@@ -606,7 +606,7 @@ u32 rtw_init_bcmc_stainfo(struct adapter* padapter)
 
 	psta = rtw_alloc_stainfo(pstapriv, bcast_addr);
 
-	if (psta ==NULL){
+	if (psta == NULL){
 		res =_FAIL;
 		RT_TRACE(_module_rtl871x_sta_mgt_c_, _drv_err_, ("rtw_alloc_stainfo fail"));
 		goto exit;
diff --git a/core/rtw_wlan_util.c b/core/rtw_wlan_util.c
index 433c577..1cc26db 100644
--- a/core/rtw_wlan_util.c
+++ b/core/rtw_wlan_util.c
@@ -743,7 +743,7 @@ int WMM_param_handler(struct adapter *padapter, struct ndis_802_11_variable_ies
 	struct mlme_ext_priv	*pmlmeext = &padapter->mlmeextpriv;
 	struct mlme_ext_info	*pmlmeinfo = &(pmlmeext->mlmext_info);
 
-	if (pmlmepriv->qospriv.qos_option ==0)
+	if (pmlmepriv->qospriv.qos_option == 0)
 	{
 		pmlmeinfo->WMM_enable = 0;
 		return _FAIL;
@@ -981,7 +981,7 @@ void HT_caps_handler(struct adapter *padapter, struct ndis_802_11_variable_ies *
 	struct ht_priv			*phtpriv = &pmlmepriv->htpriv;
 	struct registry_priv	*pregistrypriv = &padapter->registrypriv;
 
-	if (pIE ==NULL) return;
+	if (pIE == NULL) return;
 
 	if (phtpriv->ht_option == false)	return;
 
@@ -1044,7 +1044,7 @@ void HT_info_handler(struct adapter *padapter, struct ndis_802_11_variable_ies *
 	struct mlme_priv		*pmlmepriv = &padapter->mlmepriv;
 	struct ht_priv			*phtpriv = &pmlmepriv->htpriv;
 
-	if (pIE ==NULL) return;
+	if (pIE == NULL) return;
 
 	if (phtpriv->ht_option == false)	return;
 
diff --git a/core/rtw_xmit.c b/core/rtw_xmit.c
index 9040427..b49e63a 100644
--- a/core/rtw_xmit.c
+++ b/core/rtw_xmit.c
@@ -329,7 +329,7 @@ void _rtw_free_xmit_priv (struct xmit_priv *pxmitpriv)
 
 	rtw_mfree_xmit_priv_lock(pxmitpriv);
 
-	if (pxmitpriv->pxmit_frame_buf ==NULL)
+	if (pxmitpriv->pxmit_frame_buf == NULL)
 		goto out;
 
 	for (i =0; i<NR_XMITFRAME; i++)
@@ -412,7 +412,7 @@ static void update_attrib_vcs_info(struct adapter *padapter, struct xmit_frame *
 		psta =rtw_get_stainfo(&padapter->stapriv ,&pattrib->ra[0] );
 	}
 
-        if (psta ==NULL)
+        if (psta == NULL)
 	{
 		DBG_871X("%s, psta ==NUL\n", __func__);
 		return;
@@ -851,7 +851,7 @@ static s32 xmitframe_addmic(struct adapter *padapter, struct xmit_frame *pxmitfr
 		stainfo =rtw_get_stainfo(&padapter->stapriv ,&pattrib->ra[0]);
 	}
 
-	if (stainfo ==NULL)
+	if (stainfo == NULL)
 	{
 		DBG_871X("%s, psta ==NUL\n", __func__);
 		return _FAIL;
@@ -878,7 +878,7 @@ static s32 xmitframe_addmic(struct adapter *padapter, struct xmit_frame *pxmitfr
 			if (bmcst)
 			{
 				if (_rtw_memcmp(psecuritypriv->dot118021XGrptxmickey[psecuritypriv->dot118021XGrpKeyid].skey, null_key, 16) ==true){
-					/* DbgPrint("\nxmitframe_addmic:stainfo->dot11tkiptxmickey ==0\n"); */
+					/* DbgPrint("\nxmitframe_addmic:stainfo->dot11tkiptxmickey == 0\n"); */
 					/* rtw_msleep_os(10); */
 					return _FAIL;
 				}
@@ -888,7 +888,7 @@ static s32 xmitframe_addmic(struct adapter *padapter, struct xmit_frame *pxmitfr
 			else
 			{
 				if (_rtw_memcmp(&stainfo->dot11tkiptxmickey.skey[0], null_key, 16) ==true){
-					/* DbgPrint("\nxmitframe_addmic:stainfo->dot11tkiptxmickey ==0\n"); */
+					/* DbgPrint("\nxmitframe_addmic:stainfo->dot11tkiptxmickey == 0\n"); */
 					/* rtw_msleep_os(10); */
 					return _FAIL;
 				}
@@ -902,7 +902,7 @@ static s32 xmitframe_addmic(struct adapter *padapter, struct xmit_frame *pxmitfr
 					rtw_secmicappend(&micdata, &pframe[24], 6);
 				else
 				rtw_secmicappend(&micdata, &pframe[10], 6);
-			} else{	/* ToDS ==0 */
+			} else{	/* ToDS == 0 */
 				rtw_secmicappend(&micdata, &pframe[4], 6);   /* DA */
 				if (pframe[1]&2)  /* From Ds ==1 */
 					rtw_secmicappend(&micdata, &pframe[16], 6);
@@ -958,7 +958,7 @@ static s32 xmitframe_addmic(struct adapter *padapter, struct xmit_frame *pxmitfr
 					*(payload+curfragnum+4),*(payload+curfragnum+5),*(payload+curfragnum+6),*(payload+curfragnum+7)));
 			}
 			else{
-				RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("xmitframe_addmic: rtw_get_stainfo ==NULL!!!\n"));
+				RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("xmitframe_addmic: rtw_get_stainfo == NULL!!!\n"));
 			}
 	}
 
@@ -1032,7 +1032,7 @@ s32 rtw_make_wlanhdr (struct adapter *padapter , u8 *hdr, struct pkt_attrib *pat
 		}
 	}
 
-	if (psta ==NULL)
+	if (psta == NULL)
 	{
 		DBG_871X("%s, psta ==NUL\n", __func__);
 		return _FAIL;
@@ -1194,7 +1194,7 @@ s32 rtw_txframes_sta_ac_pending(struct adapter *padapter, struct pkt_attrib *pat
 		psta =rtw_get_stainfo(&padapter->stapriv ,&pattrib->ra[0]);
 	}
 
-	if (psta ==NULL)
+	if (psta == NULL)
 	{
 		DBG_871X("%s, psta ==NUL\n", __func__);
 		return 0;
@@ -1294,7 +1294,7 @@ s32 rtw_xmitframe_coalesce(struct adapter *padapter, struct sk_buff *pkt, struct
 		psta = rtw_get_stainfo(&padapter->stapriv, pattrib->ra);
 	}
 
-	if (psta ==NULL)
+	if (psta == NULL)
         {
 
 		DBG_871X("%s, psta ==NUL\n", __func__);
@@ -1309,7 +1309,7 @@ s32 rtw_xmitframe_coalesce(struct adapter *padapter, struct sk_buff *pkt, struct
 	}
 
 	if (pxmitframe->buf_addr == NULL){
-		DBG_8192C("==> %s buf_addr ==NULL\n", __FUNCTION__);
+		DBG_8192C("==> %s buf_addr == NULL\n", __FUNCTION__);
 		return _FAIL;
 	}
 
@@ -1587,14 +1587,14 @@ s32 rtw_mgmt_xmitframe_coalesce(struct adapter *padapter, struct sk_buff *pkt, s
 				psta = rtw_get_stainfo(&padapter->stapriv, pattrib->ra);
 			}
 
-			if (psta ==NULL)
+			if (psta == NULL)
 		    {
 
 				DBG_871X("%s, psta ==NUL\n", __func__);
 				goto xmitframe_coalesce_fail;
 			}
 
-			if (!(psta->state & _FW_LINKED) || pxmitframe->buf_addr ==NULL)
+			if (!(psta->state & _FW_LINKED) || pxmitframe->buf_addr == NULL)
 			{
 				DBG_871X("%s, not _FW_LINKED or addr null\n", __func__);
 				goto xmitframe_coalesce_fail;
@@ -1845,7 +1845,7 @@ s32 rtw_free_xmitbuf_ext(struct xmit_priv *pxmitpriv, struct xmit_buf *pxmitbuf)
 	struct  __queue *pfree_queue = &pxmitpriv->free_xmit_extbuf_queue;
 	unsigned long flags;
 
-	if (pxmitbuf ==NULL)
+	if (pxmitbuf == NULL)
 		return _FAIL;
 
 	spin_lock_irqsave(&pfree_queue->lock, flags);
@@ -1921,7 +1921,7 @@ s32 rtw_free_xmitbuf(struct xmit_priv *pxmitpriv, struct xmit_buf *pxmitbuf)
 	struct  __queue *pfree_xmitbuf_queue = &pxmitpriv->free_xmitbuf_queue;
 	unsigned long flags;
 
-	if (pxmitbuf ==NULL)
+	if (pxmitbuf == NULL)
 		return _FAIL;
 
 	if (pxmitbuf->sctx) {
@@ -2093,7 +2093,7 @@ s32 rtw_free_xmitframe(struct xmit_priv *pxmitpriv, struct xmit_frame *pxmitfram
 ;
 
 	if (pxmitframe == NULL) {
-		RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("======rtw_free_xmitframe():pxmitframe ==NULL!!!!!!!!!!\n"));
+		RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("======rtw_free_xmitframe():pxmitframe == NULL!!!!!!!!!!\n"));
 		goto exit;
 	}
 
@@ -2770,7 +2770,7 @@ sint xmitframe_enqueue_for_sleeping_sta(struct adapter *padapter, struct xmit_fr
 		psta =rtw_get_stainfo(pstapriv, pattrib->ra);
 	}
 
-	if (psta ==NULL)
+	if (psta == NULL)
 	{
 		DBG_871X("%s, psta ==NUL\n", __func__);
 		return false;
@@ -3096,12 +3096,12 @@ void wakeup_sta_to_xmit(struct adapter *padapter, struct sta_info *psta)
 
 		}
 
-		if (psta_bmc->sleepq_len ==0)
+		if (psta_bmc->sleepq_len == 0)
 		{
 			pstapriv->tim_bitmap &= ~BIT(0);
 			pstapriv->sta_dz_bitmap &= ~BIT(0);
 
-			/* DBG_871X("wakeup to xmit, qlen ==0, update_BCNTIM, tim =%x\n", pstapriv->tim_bitmap); */
+			/* DBG_871X("wakeup to xmit, qlen == 0, update_BCNTIM, tim =%x\n", pstapriv->tim_bitmap); */
 			/* upate BCN for TIM IE */
 			/* update_BCNTIM(padapter); */
 			update_mask |= BIT(1);
@@ -3109,11 +3109,11 @@ void wakeup_sta_to_xmit(struct adapter *padapter, struct sta_info *psta)
 
 	}
 
-	if (psta->sleepq_len ==0)
+	if (psta->sleepq_len == 0)
 	{
 		pstapriv->tim_bitmap &= ~BIT(psta->aid);
 
-		/* DBG_871X("wakeup to xmit, qlen ==0, update_BCNTIM, tim =%x\n", pstapriv->tim_bitmap); */
+		/* DBG_871X("wakeup to xmit, qlen == 0, update_BCNTIM, tim =%x\n", pstapriv->tim_bitmap); */
 		/* upate BCN for TIM IE */
 		/* update_BCNTIM(padapter); */
 		update_mask = BIT(0);
@@ -3205,7 +3205,7 @@ void xmit_delivery_enabled_frames(struct adapter *padapter, struct sta_info *pst
 
 		rtw_hal_xmitframe_enqueue(padapter, pxmitframe);
 
-		if ((psta->sleepq_ac_len ==0) && (!psta->has_legacy_ac) && (wmmps_ac))
+		if ((psta->sleepq_ac_len == 0) && (!psta->has_legacy_ac) && (wmmps_ac))
 		{
 			pstapriv->tim_bitmap &= ~BIT(psta->aid);
 
diff --git a/hal/Hal8188ERateAdaptive.c b/hal/Hal8188ERateAdaptive.c
index 7695b3f..88cc53c 100644
--- a/hal/Hal8188ERateAdaptive.c
+++ b/hal/Hal8188ERateAdaptive.c
@@ -116,7 +116,7 @@ odm_SetTxRPTTiming_8188E(
 		if (DynamicTxRPTTiming[idx] == pRaInfo->RptTime)
 			break;
 
-	if (extend==0) /*  back to default timing */
+	if (extend== 0) /*  back to default timing */
 		idx=0;  /* 200ms */
 	else if (extend==1) {/*  increase the timing */
 		idx+=1;
@@ -186,7 +186,7 @@ RateDownFinish:
 		pRaInfo->RAWaitingCounter+=1;
 		pRaInfo->RAPendingCounter+=1;
 	}
-	else if (pRaInfo->RAWaitingCounter==0){
+	else if (pRaInfo->RAWaitingCounter== 0){
 	}
 	else{
 		pRaInfo->RAWaitingCounter=0;
@@ -513,7 +513,7 @@ odm_PTTryState_8188E(
 		if ((pRaInfo->PTStopCount>=10)||(pRaInfo->PTPreRssi>pRaInfo->RssiStaRA+5)
 			||(pRaInfo->PTPreRssi<pRaInfo->RssiStaRA-5)||(pRaInfo->DecisionRate!=pRaInfo->PTPreRate))
 		{
-			if (pRaInfo->PTStage==0)
+			if (pRaInfo->PTStage== 0)
 				pRaInfo->PTStage=1;
 			else if (pRaInfo->PTStage==1)
 				pRaInfo->PTStage=3;
diff --git a/hal/HalPhyRf_8188e.c b/hal/HalPhyRf_8188e.c
index aebb7d0..13c285b 100644
--- a/hal/HalPhyRf_8188e.c
+++ b/hal/HalPhyRf_8188e.c
@@ -1256,7 +1256,7 @@ else
 	/*  Note: IQ calibration must be performed after loading */
 	/* 		PHY_REG.txt , and radio_a, radio_b.txt */
 
-	if (t==0) {
+	if (t== 0) {
 		ODM_RT_TRACE(pDM_Odm,ODM_COMP_CALIBRATION, ODM_DBG_LOUD, ("IQ Calibration for %s for %d times\n", (is2T ? "2T2R" : "1T1R"), t));
 
 		/*  Save ADDA parameters, turn Path A ADDA on */
@@ -1268,7 +1268,7 @@ else
 
 	_PHY_PathADDAOn(pAdapter, ADDA_REG, true, is2T);
 
-	if (t==0) {
+	if (t== 0) {
 		pDM_Odm->RFCalibrateInfo.bRfPiEnable = (u8)ODM_GetBBReg(pDM_Odm, rFPGA0_XA_HSSIParameter1, BIT(8));
 	}
 
@@ -1973,7 +1973,7 @@ if (*(pDM_Odm->mp_mode) == 1)
 		result[0][i] = 0;
 		result[1][i] = 0;
 		result[2][i] = 0;
-		if ((i==0) ||(i==2) || (i==4)  || (i==6))
+		if ((i== 0) ||(i==2) || (i==4)  || (i==6))
 			result[3][i] = 0x100;
 		else
 			result[3][i] = 0;
diff --git a/hal/odm.c b/hal/odm.c
index c2f073a..fa4621a 100644
--- a/hal/odm.c
+++ b/hal/odm.c
@@ -3111,7 +3111,7 @@ odm_StaDefAntSel(
 	ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV,ODM_DBG_LOUD,("CCK_Ant1_Cnt:%d, CCK_Ant2_Cnt:%d\n",CCK_Ant1_Cnt,CCK_Ant2_Cnt));
 
 
-	if (((OFDM_Ant1_Cnt+OFDM_Ant2_Cnt)==0)&&((CCK_Ant1_Cnt + CCK_Ant2_Cnt) <10)){
+	if (((OFDM_Ant1_Cnt+OFDM_Ant2_Cnt)== 0)&&((CCK_Ant1_Cnt + CCK_Ant2_Cnt) <10)){
 		ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV,ODM_DBG_LOUD,("odm_StaDefAntSelect Fail: No enough packet info!\n"));
 		return	false;
 	}
@@ -3162,7 +3162,7 @@ odm_SetRxIdleAnt(
 
 		/* for path-B */
 		if (bDualPath){
-			if (Ant==0)
+			if (Ant== 0)
 				ODM_SetBBReg(pDM_Odm,ODM_REG_RX_DEFUALT_A_11N, 0xFFFF0000, 0x65a9);   /* right-side antenna */
 			else
 				ODM_SetBBReg(pDM_Odm,ODM_REG_RX_DEFUALT_A_11N, 0xFFFF0000, 0x569a);  /* left-side antenna */
diff --git a/hal/rtl8188e_dm.c b/hal/rtl8188e_dm.c
index c0b51f3..f57e8ed 100644
--- a/hal/rtl8188e_dm.c
+++ b/hal/rtl8188e_dm.c
@@ -378,7 +378,7 @@ u8 AntDivBeforeLink8188E(struct adapter *Adapter )
 	struct mlme_priv	*pmlmepriv = &(Adapter->mlmepriv);
 
 	/*  Condition that does not need to use antenna diversity. */
-	if (pHalData->AntDivCfg==0)
+	if (pHalData->AntDivCfg== 0)
 	{
 		/* DBG_8192C("odm_AntDivBeforeLink8192C(): No AntDiv Mechanism.\n"); */
 		return false;
diff --git a/hal/rtl8188e_hal_init.c b/hal/rtl8188e_hal_init.c
index cb5ab63..2845a36 100644
--- a/hal/rtl8188e_hal_init.c
+++ b/hal/rtl8188e_hal_init.c
@@ -650,7 +650,7 @@ _FillDummy(
 {
 	u32	FwLen = *pFwLen;
 	u8	remain = (u8)(FwLen%4);
-	remain = (remain==0)?0:(4-remain);
+	remain = (remain== 0)?0:(4-remain);
 
 	while (remain>0)
 	{
@@ -1338,7 +1338,7 @@ exit:
 		DBG_871X("%s compare first 0x130 byte fail\n", __FUNCTION__);
 		for (i=0;i<512;i++)
 		{
-			if (i%16==0)
+			if (i%16== 0)
 				DBG_871X("0x%03x: ", i);
 			DBG_871X("%02x ", logical_map[i]);
 			if (i%16==15)
@@ -1769,7 +1769,7 @@ hal_EfusePgPacketRead_8188e(
 
 	EFUSE_GetEfuseDefinition(pAdapter, EFUSE_WIFI, TYPE_EFUSE_MAX_SECTION, (void *)&max_section, bPseudoTest);
 
-	if (data==NULL)
+	if (data== NULL)
 		return false;
 	if (offset>max_section)
 		return false;
@@ -1855,8 +1855,8 @@ hal_EfusePgPacketRead_8188e(
 
 	}
 
-	if (	(data[0]==0xff) &&(data[1]==0xff) && (data[2]==0xff)  && (data[3]==0xff) &&
-		(data[4]==0xff) &&(data[5]==0xff) && (data[6]==0xff)  && (data[7]==0xff))
+	if (	(data[0]== 0xff) &&(data[1]== 0xff) && (data[2]== 0xff)  && (data[3]== 0xff) &&
+		(data[4]== 0xff) &&(data[5]== 0xff) && (data[6]== 0xff)  && (data[7]== 0xff))
 		return false;
 	else
 		return true;
@@ -2743,7 +2743,7 @@ void Read_LLT_Tab(struct adapter *padapter)
 	for (addr=0;addr<176;addr++) {
 		next_addr = _LLTRead(padapter,addr);
 		printk("%d->",next_addr);
-		if (((addr+1) %8) ==0)
+		if (((addr+1) %8) == 0)
 			printk("\n");
 	}
 	printk("\n##################################\n");
@@ -2902,7 +2902,7 @@ Hal_ReadPowerValueFromPROM_8188E(
 			}
 			for (TxCount=0;TxCount<MAX_TX_COUNT;TxCount++)
 			{
-				if (TxCount==0)
+				if (TxCount== 0)
 				{
 					pwrInfo24G->BW20_Diff[rfPath][0] =	EEPROM_DEFAULT_24G_HT20_DIFF;
 					pwrInfo24G->OFDM_Diff[rfPath][0] =	EEPROM_DEFAULT_24G_OFDM_DIFF;
@@ -2947,7 +2947,7 @@ Hal_ReadPowerValueFromPROM_8188E(
 		}
 		for (TxCount=0;TxCount<MAX_TX_COUNT;TxCount++)
 		{
-			if (TxCount==0)
+			if (TxCount== 0)
 			{
 				pwrInfo24G->BW40_Diff[rfPath][TxCount] = 0;
 				if (PROMContent[eeAddr] == 0xFF)
diff --git a/hal/rtl8188e_rf6052.c b/hal/rtl8188e_rf6052.c
index ff7fe67..1b39705 100644
--- a/hal/rtl8188e_rf6052.c
+++ b/hal/rtl8188e_rf6052.c
@@ -217,7 +217,7 @@ rtl8188e_PHY_RF6052SetCckTxPower(
 					(pPowerlevel[idx1]<<16) | (pPowerlevel[idx1]<<24);
 			}
 
-			if (pHalData->EEPROMRegulatory==0)
+			if (pHalData->EEPROMRegulatory== 0)
 			{
 				tmpval = (pHalData->MCSTxPowerLevelOriginalOffset[0][6]) +
 						(pHalData->MCSTxPowerLevelOriginalOffset[0][7]<<8);
@@ -295,7 +295,7 @@ static void getPowerBase88E(
 
 		powerBase0 = (powerBase0<<24) | (powerBase0<<16) |(powerBase0<<8) |powerBase0;
 		*(OfdmBase+i) = powerBase0;
-		/* DBG_871X(" [OFDM power base index rf(%c) = 0x%x]\n", ((i==0)?'A':'B'), *(OfdmBase+i)); */
+		/* DBG_871X(" [OFDM power base index rf(%c) = 0x%x]\n", ((i== 0)?'A':'B'), *(OfdmBase+i)); */
 	}
 
 	for (i=0; i<pHalData->NumTotalRFPath; i++)
@@ -312,7 +312,7 @@ static void getPowerBase88E(
 		powerBase1 = powerlevel[i];
 		powerBase1 = (powerBase1<<24) | (powerBase1<<16) |(powerBase1<<8) |powerBase1;
 		*(MCSBase+i) = powerBase1;
-		/* DBG_871X(" [MCS power base index rf(%c) = 0x%x]\n", ((i==0)?'A':'B'), *(MCSBase+i)); */
+		/* DBG_871X(" [MCS power base index rf(%c) = 0x%x]\n", ((i== 0)?'A':'B'), *(MCSBase+i)); */
 	}
 }
 
@@ -345,7 +345,7 @@ static void getTxPowerWriteValByRegulatory88E(
 				/* 	chnlGroup, index, pHalData->MCSTxPowerLevelOriginalOffset[chnlGroup][index+(rf?8:0)])); */
 				writeVal = pHalData->MCSTxPowerLevelOriginalOffset[chnlGroup][index+(rf?8:0)] +
 					((index<2)?powerBase0[rf]:powerBase1[rf]);
-				/* RTPRINT(FPHY, PHY_TXPWR, ("RTK better performance, writeVal(%c) = 0x%x\n", ((rf==0)?'A':'B'), writeVal)); */
+				/* RTPRINT(FPHY, PHY_TXPWR, ("RTK better performance, writeVal(%c) = 0x%x\n", ((rf== 0)?'A':'B'), writeVal)); */
 				break;
 			case 1:	/*  Realtek regulatory */
 					/*  increase power diff defined by Realtek for regulatory */
@@ -407,15 +407,15 @@ static void getTxPowerWriteValByRegulatory88E(
 				}
 				customer_limit = (pwr_diff_limit[3]<<24) | (pwr_diff_limit[2]<<16) |
 								(pwr_diff_limit[1]<<8) | (pwr_diff_limit[0]);
-				/* RTPRINT(FPHY, PHY_TXPWR, ("Customer's limit rf(%c) = 0x%x\n", ((rf==0)?'A':'B'), customer_limit)); */
+				/* RTPRINT(FPHY, PHY_TXPWR, ("Customer's limit rf(%c) = 0x%x\n", ((rf== 0)?'A':'B'), customer_limit)); */
 				writeVal = customer_limit + ((index<2)?powerBase0[rf]:powerBase1[rf]);
-				/* RTPRINT(FPHY, PHY_TXPWR, ("Customer, writeVal rf(%c)= 0x%x\n", ((rf==0)?'A':'B'), writeVal)); */
+				/* RTPRINT(FPHY, PHY_TXPWR, ("Customer, writeVal rf(%c)= 0x%x\n", ((rf== 0)?'A':'B'), writeVal)); */
 				break;
 			default:
 				chnlGroup = 0;
 				writeVal = pHalData->MCSTxPowerLevelOriginalOffset[chnlGroup][index+(rf?8:0)] +
 						((index<2)?powerBase0[rf]:powerBase1[rf]);
-				/* RTPRINT(FPHY, PHY_TXPWR, ("RTK better performance, writeVal rf(%c) = 0x%x\n", ((rf==0)?'A':'B'), writeVal)); */
+				/* RTPRINT(FPHY, PHY_TXPWR, ("RTK better performance, writeVal rf(%c) = 0x%x\n", ((rf== 0)?'A':'B'), writeVal)); */
 				break;
 		}
 
diff --git a/hal/rtl8188e_rxdesc.c b/hal/rtl8188e_rxdesc.c
index 8c1d6b1..4b0c6e4 100644
--- a/hal/rtl8188e_rxdesc.c
+++ b/hal/rtl8188e_rxdesc.c
@@ -61,7 +61,7 @@ static void process_link_qual(struct adapter *padapter,union recv_frame *prframe
 	struct rx_pkt_attrib *pattrib;
 	struct signal_stat * signal_stat;
 
-	if (prframe == NULL || padapter==NULL){
+	if (prframe == NULL || padapter== NULL){
 		return;
 	}
 
diff --git a/hal/rtl8188eu_recv.c b/hal/rtl8188eu_recv.c
index 25105c5..8560cdc 100644
--- a/hal/rtl8188eu_recv.c
+++ b/hal/rtl8188eu_recv.c
@@ -81,7 +81,7 @@ int	rtl8188eu_init_recv_priv(struct adapter *padapter)
 	_rtw_init_queue(&precvpriv->free_recv_buf_queue);
 
 	precvpriv->pallocated_recv_buf = rtw_zmalloc(NR_RECVBUFF *sizeof(struct recv_buf) + 4);
-	if (precvpriv->pallocated_recv_buf==NULL){
+	if (precvpriv->pallocated_recv_buf== NULL){
 		res= _FAIL;
 		RT_TRACE(_module_rtl871x_recv_c_,_drv_err_,("alloc recv_buf fail!\n"));
 		goto exit;
diff --git a/hal/rtl8188eu_xmit.c b/hal/rtl8188eu_xmit.c
index 3d393c8..bec1777 100644
--- a/hal/rtl8188eu_xmit.c
+++ b/hal/rtl8188eu_xmit.c
@@ -47,7 +47,7 @@ static u8 urb_zero_packet_chk(struct adapter *padapter, int sz)
 {
 	u8 blnSetTxDescOffset;
 	HAL_DATA_TYPE	*pHalData	= GET_HAL_DATA(padapter);
-	blnSetTxDescOffset = (((sz + TXDESC_SIZE) %  pHalData->UsbBulkOutSize) ==0)?1:0;
+	blnSetTxDescOffset = (((sz + TXDESC_SIZE) %  pHalData->UsbBulkOutSize) == 0)?1:0;
 
 	return blnSetTxDescOffset;
 }
@@ -221,7 +221,7 @@ static s32 update_txdesc(struct xmit_frame *pxmitframe, u8 *pmem, s32 sz ,u8 bag
 #endif /* CONFIG_P2P */
 
 	if (padapter->registrypriv.mp_mode == 0) {
-		if ((!bagg_pkt) &&(urb_zero_packet_chk(padapter, sz)==0)) {
+		if ((!bagg_pkt) &&(urb_zero_packet_chk(padapter, sz)== 0)) {
 			ptxdesc = (struct tx_desc *)(pmem+PACKET_OFFSET_SZ);
 			pull = 1;
 		}
diff --git a/hal/usb_halinit.c b/hal/usb_halinit.c
index 840d941..9de9422 100644
--- a/hal/usb_halinit.c
+++ b/hal/usb_halinit.c
@@ -1071,7 +1071,7 @@ _InitAntenna_Selection(struct adapter *Adapter)
 
 	HAL_DATA_TYPE	*pHalData	= GET_HAL_DATA(Adapter);
 
-	if (pHalData->AntDivCfg==0)
+	if (pHalData->AntDivCfg== 0)
 		return;
 	DBG_8192C("==>  %s ....\n",__FUNCTION__);
 
@@ -2810,7 +2810,7 @@ static void SetHwReg8188EU(struct adapter *Adapter, u8 variable, u8* val)
 						if (!(rtw_read32(Adapter,REG_RXPKT_NUM)&RXDMA_IDLE))
 							break;
 					}while (trycnt--);
-					if (trycnt ==0)
+					if (trycnt == 0)
 						DBG_8192C("Stop RX DMA failed......\n");
 
 					/* RQPN Load 0 */
@@ -2907,7 +2907,7 @@ static void GetHwReg8188EU(struct adapter *Adapter, u8 variable, u8* val)
 			*val = pHalData->bMacPwrCtrlOn;
 			break;
 		case HW_VAR_CHK_HI_QUEUE_EMPTY:
-			*val = ((rtw_read32(Adapter, REG_HGQ_INFORMATION)&0x0000ff00)==0) ? true:false;
+			*val = ((rtw_read32(Adapter, REG_HGQ_INFORMATION)&0x0000ff00)== 0) ? true:false;
 			break;
 		case HW_VAR_READ_LLT_TAB:
 			Read_LLT_Tab(Adapter);
@@ -2958,7 +2958,7 @@ static u8 GetHalDefVar8188EUsb(
 			}
 			break;
 		case HAL_DEF_IS_SUPPORT_ANT_DIV:
-			*((u8 *)pValue) = (pHalData->AntDivCfg==0)?false:true;
+			*((u8 *)pValue) = (pHalData->AntDivCfg== 0)?false:true;
 			break;
 		case HAL_DEF_CURRENT_ANTENNA:
 			*(( u8*)pValue) = pHalData->CurAntenna;
diff --git a/hal/usb_ops_linux.c b/hal/usb_ops_linux.c
index 49957a7..11d76fc 100644
--- a/hal/usb_ops_linux.c
+++ b/hal/usb_ops_linux.c
@@ -331,7 +331,7 @@ static void usb_read_interrupt_complete(struct urb *purb, struct pt_regs *regs)
 		return;
 	}
 
-	if (purb->status==0)/* SUCCESS */
+	if (purb->status== 0)/* SUCCESS */
 	{
 		if (purb->actual_length > INTERRUPT_MSG_FORMAT_LEN)
 		{
@@ -444,9 +444,9 @@ static int recvbuf2recvframe(struct adapter *padapter, struct sk_buff *pskb)
 		prxstat = (struct recv_stat *)pbuf;
 
 		precvframe = rtw_alloc_recvframe(pfree_recv_queue);
-		if (precvframe==NULL)
+		if (precvframe== NULL)
 		{
-			RT_TRACE(_module_rtl871x_recv_c_,_drv_err_,("recvbuf2recvframe: precvframe==NULL\n"));
+			RT_TRACE(_module_rtl871x_recv_c_,_drv_err_,("recvbuf2recvframe: precvframe== NULL\n"));
 			DBG_8192C("%s()-%d: rtw_alloc_recvframe() failed! RX Drop!\n", __FUNCTION__, __LINE__);
 			goto _exit_recvbuf2recvframe;
 		}
@@ -602,7 +602,7 @@ static int recvbuf2recvframe(struct adapter *padapter, struct sk_buff *pskb)
 		precvframe = NULL;
 		pkt_copy = NULL;
 
-		if (transfer_len>0 && pkt_cnt==0)
+		if (transfer_len>0 && pkt_cnt== 0)
 			pkt_cnt = (le32_to_cpu(prxstat->rxdw2)>>16) & 0xff;
 
 	}while ((transfer_len>0) && (pkt_cnt>0));
@@ -672,7 +672,7 @@ static void usb_read_port_complete(struct urb *purb, struct pt_regs *regs)
 		goto exit;
 	}
 
-	if (purb->status==0)/* SUCCESS */
+	if (purb->status== 0)/* SUCCESS */
 	{
 		if ((purb->actual_length > MAX_RECVBUF_SZ) || (purb->actual_length < RXDESC_SIZE))
 		{
diff --git a/include/ethernet.h b/include/ethernet.h
index eb8926c..4bb6994 100644
--- a/include/ethernet.h
+++ b/include/ethernet.h
@@ -30,12 +30,12 @@
 
 #define RT_ETH_IS_MULTICAST(_pAddr)	((((u8 *)(_pAddr))[0]&0x01)!=0)		/*  Is Multicast Address? */
 #define RT_ETH_IS_BROADCAST(_pAddr)	(										\
-					((u8 *)(_pAddr))[0]==0xff	&&		\
-					((u8 *)(_pAddr))[1]==0xff	&&		\
-					((u8 *)(_pAddr))[2]==0xff	&&		\
-					((u8 *)(_pAddr))[3]==0xff	&&		\
-					((u8 *)(_pAddr))[4]==0xff	&&		\
-					((u8 *)(_pAddr))[5]==0xff		)	/*  Is Broadcast Address? */
+					((u8 *)(_pAddr))[0]== 0xff	&&		\
+					((u8 *)(_pAddr))[1]== 0xff	&&		\
+					((u8 *)(_pAddr))[2]== 0xff	&&		\
+					((u8 *)(_pAddr))[3]== 0xff	&&		\
+					((u8 *)(_pAddr))[4]== 0xff	&&		\
+					((u8 *)(_pAddr))[5]== 0xff		)	/*  Is Broadcast Address? */
 
 
 #endif /*  #ifndef __INC_ETHERNET_H */
diff --git a/include/osdep_service.h b/include/osdep_service.h
index 589b9e6..35c7b09 100644
--- a/include/osdep_service.h
+++ b/include/osdep_service.h
@@ -217,7 +217,7 @@ __inline static void _set_timer(struct timer_list *ptimer,u32 delay_time)
 __inline static void _cancel_timer(struct timer_list *ptimer,u8 *bcancelled)
 {
 	del_timer_sync(ptimer);
-	*bcancelled=  true;/* true ==1; false==0 */
+	*bcancelled=  true;/* true ==1; false== 0 */
 }
 
 #define RTW_TIMER_HDL_ARGS void *FunctionContext
diff --git a/include/rtw_recv.h b/include/rtw_recv.h
index 24b1724..2afbeb6 100644
--- a/include/rtw_recv.h
+++ b/include/rtw_recv.h
@@ -352,7 +352,7 @@ void rtw_reordering_ctrl_timeout_handler(void *pcontext);
 __inline static u8 *get_rxmem(union recv_frame *precvframe)
 {
 	/* always return rx_head... */
-	if (precvframe==NULL)
+	if (precvframe== NULL)
 		return NULL;
 
 	return precvframe->u.hdr.rx_head;
@@ -369,7 +369,7 @@ __inline static u8 *get_recvframe_data(union recv_frame *precvframe)
 {
 
 	/* alwasy return rx_data */
-	if (precvframe==NULL)
+	if (precvframe== NULL)
 		return NULL;
 
 	return precvframe->u.hdr.rx_data;
@@ -386,7 +386,7 @@ __inline static u8 *recvframe_push(union recv_frame *precvframe, sint sz)
  *      start. rx_data must be still larger than rx_head, after pushing.
  */
 
-	if (precvframe==NULL)
+	if (precvframe== NULL)
 		return NULL;
 
 
@@ -411,7 +411,7 @@ __inline static u8 *recvframe_pull(union recv_frame *precvframe, sint sz)
 	/* used for extract sz bytes from rx_data, update rx_data and return the updated rx_data to the caller */
 
 
-	if (precvframe==NULL)
+	if (precvframe== NULL)
 		return NULL;
 
 
@@ -437,7 +437,7 @@ __inline static u8 *recvframe_put(union recv_frame *precvframe, sint sz)
 	/* after putting, rx_tail must be still larger than rx_end. */
 	unsigned char * prev_rx_tail;
 
-	if (precvframe==NULL)
+	if (precvframe== NULL)
 		return NULL;
 
 	prev_rx_tail = precvframe->u.hdr.rx_tail;
@@ -465,7 +465,7 @@ __inline static u8 *recvframe_pull_tail(union recv_frame *precvframe, sint sz)
 	/* used for extract sz bytes from rx_end, update rx_end and return the updated rx_end to the caller */
 	/* after pulling, rx_end must be still larger than rx_data. */
 
-	if (precvframe==NULL)
+	if (precvframe== NULL)
 		return NULL;
 
 	precvframe->u.hdr.rx_tail -= sz;
@@ -488,7 +488,7 @@ __inline static unsigned char *get_rxbuf_desc(union recv_frame *precvframe)
 {
 	unsigned char *buf_desc;
 
-	if (precvframe==NULL)
+	if (precvframe== NULL)
 		return NULL;
 	return buf_desc;
 }
diff --git a/include/sta_info.h b/include/sta_info.h
index 90aed3b..69c40a7 100644
--- a/include/sta_info.h
+++ b/include/sta_info.h
@@ -30,7 +30,7 @@
 #define NUM_ACL 16
 
 
-/* if mode ==0, then the sta is allowed once the addr is hit. */
+/* if mode == 0, then the sta is allowed once the addr is hit. */
 /* if mode ==1, then the sta is rejected once the addr is non-hit. */
 struct rtw_wlan_acl_node {
         struct list_head list;
diff --git a/include/wifi.h b/include/wifi.h
index 618593b..257bbd8 100644
--- a/include/wifi.h
+++ b/include/wifi.h
@@ -1052,7 +1052,7 @@ enum P2P_PS_MODE {
 #define	WFD_DEVINFO_PC_TDLS		0x0080
 #define	WFD_DEVINFO_HDCP_SUPPORT	0x0100
 
-#define IP_MCAST_MAC(mac)		((mac[0]==0x01)&&(mac[1]==0x00)&&(mac[2]==0x5e))
-#define ICMPV6_MCAST_MAC(mac)	((mac[0]==0x33)&&(mac[1]==0x33)&&(mac[2]!=0xff))
+#define IP_MCAST_MAC(mac)		((mac[0]== 0x01)&&(mac[1]== 0x00)&&(mac[2]== 0x5e))
+#define ICMPV6_MCAST_MAC(mac)	((mac[0]== 0x33)&&(mac[1]== 0x33)&&(mac[2]!=0xff))
 
 #endif /*  _WIFI_H_ */
diff --git a/os_dep/ioctl_cfg80211.c b/os_dep/ioctl_cfg80211.c
index f5a9906..c0b0992 100644
--- a/os_dep/ioctl_cfg80211.c
+++ b/os_dep/ioctl_cfg80211.c
@@ -760,7 +760,7 @@ static u8 set_pairwise_key(struct adapter *padapter, struct sta_info *psta)
 	}
 
 	psetstakey_para = (struct set_stakey_parm*)rtw_zmalloc(sizeof(struct set_stakey_parm));
-	if (psetstakey_para==NULL){
+	if (psetstakey_para== NULL){
 		rtw_mfree((u8 *) ph2c, sizeof(struct cmd_obj));
 		res=_FAIL;
 		goto exit;
@@ -795,12 +795,12 @@ static int set_group_key(struct adapter *padapter, u8 *key, u8 alg, int keyid)
 	DBG_8192C("%s\n", __FUNCTION__);
 
 	pcmd = (struct cmd_obj*)rtw_zmalloc(sizeof(struct	cmd_obj));
-	if (pcmd==NULL){
+	if (pcmd== NULL){
 		res= _FAIL;
 		goto exit;
 	}
 	psetkeyparm=(struct setkey_parm*)rtw_zmalloc(sizeof(struct setkey_parm));
-	if (psetkeyparm==NULL){
+	if (psetkeyparm== NULL){
 		rtw_mfree((unsigned char *)pcmd, sizeof(struct cmd_obj));
 		res= _FAIL;
 		goto exit;
@@ -914,7 +914,7 @@ static int rtw_cfg80211_ap_set_encryption(struct net_device *dev, struct ieee_pa
 		}
 	}
 
-	if (strcmp(param->u.crypt.alg, "none") == 0 && (psta==NULL))
+	if (strcmp(param->u.crypt.alg, "none") == 0 && (psta== NULL))
 	{
 		/* todo:clear default encryption keys */
 
@@ -924,7 +924,7 @@ static int rtw_cfg80211_ap_set_encryption(struct net_device *dev, struct ieee_pa
 	}
 
 
-	if (strcmp(param->u.crypt.alg, "WEP") == 0 && (psta==NULL))
+	if (strcmp(param->u.crypt.alg, "WEP") == 0 && (psta== NULL))
 	{
 		DBG_8192C("r871x_set_encryption, crypt.alg = WEP\n");
 
@@ -1336,7 +1336,7 @@ static int rtw_cfg80211_set_encryption(struct net_device *dev, struct ieee_param
 			}
 
 			pbcmc_sta=rtw_get_bcmc_stainfo(padapter);
-			if (pbcmc_sta==NULL)
+			if (pbcmc_sta== NULL)
 			{
 				/* DEBUG_ERR( ("Set OID_802_11_ADD_KEY: bcmc stainfo is null\n")); */
 			}
diff --git a/os_dep/ioctl_linux.c b/os_dep/ioctl_linux.c
index e724f92..0b54322 100644
--- a/os_dep/ioctl_linux.c
+++ b/os_dep/ioctl_linux.c
@@ -812,7 +812,7 @@ static int wpa_set_encryption(struct net_device *dev, struct ieee_param *param,
 			}
 
 			pbcmc_sta=rtw_get_bcmc_stainfo(padapter);
-			if (pbcmc_sta==NULL)
+			if (pbcmc_sta== NULL)
 			{
 				/* DEBUG_ERR( ("Set OID_802_11_ADD_KEY: bcmc stainfo is null\n")); */
 			}
@@ -1497,7 +1497,7 @@ static int rtw_wx_set_mlme(struct net_device *dev,
 	struct iw_mlme *mlme = (struct iw_mlme *) extra;
 
 
-	if (mlme==NULL)
+	if (mlme== NULL)
 		return -1;
 
 	DBG_871X("%s\n", __FUNCTION__);
@@ -2287,7 +2287,7 @@ static int rtw_wx_set_enc(struct net_device *dev,
 	} else {
 		wep.KeyLength = 0 ;
 
-		if (keyindex_provided == 1)/*  set key_id only, no given KeyMaterial(erq->length==0). */
+		if (keyindex_provided == 1)/*  set key_id only, no given KeyMaterial(erq->length== 0). */
 		{
 			padapter->securitypriv.dot11PrivacyKeyIndex = key;
 
@@ -2883,7 +2883,7 @@ static  int rtw_drvext_hdl(struct net_device *dev, struct iw_request_info *info,
 
 	res = phandler->handler(&padapter->drvextpriv, bset, poidparam->data);
 
-	if (res==0)
+	if (res== 0)
 	{
 		ret = 0;
 
@@ -3093,7 +3093,7 @@ static int rtw_get_ap_info(struct net_device *dev,
 
 	DBG_871X("+rtw_get_aplist_info\n");
 
-	if ((padapter->bDriverStopped) || (pdata==NULL))
+	if ((padapter->bDriverStopped) || (pdata== NULL))
 	{
 		ret= -EINVAL;
 		goto exit;
@@ -3195,7 +3195,7 @@ static int rtw_set_pid(struct net_device *dev,
 	int *pdata = (int *)wrqu;
 	int selector;
 
-	if ((padapter->bDriverStopped) || (pdata==NULL))
+	if ((padapter->bDriverStopped) || (pdata== NULL))
 	{
 		ret= -EINVAL;
 		goto exit;
@@ -3228,7 +3228,7 @@ static int rtw_wps_start(struct net_device *dev,
 
         uintRet = copy_from_user( ( void* ) &u32wps_start, pdata->pointer, 4 );
 
-	if ((padapter->bDriverStopped) || (pdata==NULL))
+	if ((padapter->bDriverStopped) || (pdata== NULL))
 	{
 		ret= -EINVAL;
 		goto exit;
@@ -5496,7 +5496,7 @@ static void rf_reg_dump(struct adapter *padapter)
 			value = rtw_hal_read_rfreg(padapter, path, i, 0xffffffff);
 			if (j%4==1)	printk("0x%02x ",i);
 			printk(" 0x%08x ",value);
-			if ((j++)%4==0)	printk("\n");
+			if ((j++)%4== 0)	printk("\n");
 		}
 	}
 }
@@ -6077,7 +6077,7 @@ static int rtw_dbg_port(struct net_device *dev,
 					break;
 				case 0xdd:/* registers dump , 0 for mac reg,1 for bb reg, 2 for rf reg */
 					{
-						if (extra_arg==0){
+						if (extra_arg== 0){
 							mac_reg_dump(padapter);
 						}
 						else if (extra_arg==1){
@@ -6334,7 +6334,7 @@ static u8 set_pairwise_key(struct adapter *padapter, struct sta_info *psta)
 	}
 
 	psetstakey_para = (struct set_stakey_parm*)rtw_zmalloc(sizeof(struct set_stakey_parm));
-	if (psetstakey_para==NULL){
+	if (psetstakey_para== NULL){
 		rtw_mfree((u8 *) ph2c, sizeof(struct cmd_obj));
 		res=_FAIL;
 		goto exit;
@@ -6369,12 +6369,12 @@ static int set_group_key(struct adapter *padapter, u8 *key, u8 alg, int keyid)
 	DBG_871X("%s\n", __FUNCTION__);
 
 	pcmd = (struct cmd_obj*)rtw_zmalloc(sizeof(struct	cmd_obj));
-	if (pcmd==NULL){
+	if (pcmd== NULL){
 		res= _FAIL;
 		goto exit;
 	}
 	psetkeyparm=(struct setkey_parm*)rtw_zmalloc(sizeof(struct setkey_parm));
-	if (psetkeyparm==NULL){
+	if (psetkeyparm== NULL){
 		rtw_mfree((unsigned char *)pcmd, sizeof(struct cmd_obj));
 		res= _FAIL;
 		goto exit;
@@ -6490,7 +6490,7 @@ static int rtw_set_encryption(struct net_device *dev, struct ieee_param *param,
 		}
 	}
 
-	if (strcmp(param->u.crypt.alg, "none") == 0 && (psta==NULL))
+	if (strcmp(param->u.crypt.alg, "none") == 0 && (psta== NULL))
 	{
 		/* todo:clear default encryption keys */
 
@@ -6500,7 +6500,7 @@ static int rtw_set_encryption(struct net_device *dev, struct ieee_param *param,
 	}
 
 
-	if (strcmp(param->u.crypt.alg, "WEP") == 0 && (psta==NULL))
+	if (strcmp(param->u.crypt.alg, "WEP") == 0 && (psta== NULL))
 	{
 		DBG_871X("r871x_set_encryption, crypt.alg = WEP\n");
 
@@ -7738,7 +7738,7 @@ static int rtw_mp_efuse_get(struct net_device *dev,
 	}
 	else if (strcmp(tmp[0], "rmap") == 0)
 	{
-		if ((tmp[1]==NULL) || (tmp[2]==NULL))
+		if ((tmp[1]== NULL) || (tmp[2]== NULL))
 		{
 			DBG_871X("%s: rmap Fail!! Parameters error!\n", __FUNCTION__);
 			err = -EINVAL;
@@ -7910,7 +7910,7 @@ static int rtw_mp_efuse_get(struct net_device *dev,
 	}
 	else if (strcmp(tmp[0],"btrmap") == 0)
 	{
-		if ((tmp[1]==NULL) || (tmp[2]==NULL))
+		if ((tmp[1]== NULL) || (tmp[2]== NULL))
 		{
 			err = -EINVAL;
 			goto exit;
@@ -8030,7 +8030,7 @@ static int rtw_mp_efuse_get(struct net_device *dev,
 /* 		DBG_871X("\n"); */
 
 	} else if (strcmp(tmp[0],"wlrfkrmap")== 0) {
-		if ((tmp[1]==NULL) || (tmp[2]==NULL)) {
+		if ((tmp[1]== NULL) || (tmp[2]== NULL)) {
 			DBG_871X("%s: rmap Fail!! Parameters error!\n", __FUNCTION__);
 			err = -EINVAL;
 			goto exit;
@@ -8053,7 +8053,7 @@ static int rtw_mp_efuse_get(struct net_device *dev,
 			sprintf(extra, "%s0x%02X ", extra, pEfuseHal->fakeEfuseModifiedMap[addr+i]);
 		}
 	} else if (strcmp(tmp[0],"btrfkrmap")== 0) {
-		if ((tmp[1]==NULL) || (tmp[2]==NULL)) {
+		if ((tmp[1]== NULL) || (tmp[2]== NULL)) {
 			DBG_871X("%s: rmap Fail!! Parameters error!\n", __FUNCTION__);
 			err = -EINVAL;
 			goto exit;
@@ -8166,7 +8166,7 @@ static int rtw_mp_efuse_set(struct net_device *dev,
 	/*  wmap,addr,00e04c871200 */
 	if (strcmp(tmp[0], "wmap") == 0)
 	{
-		if ((tmp[1]==NULL) || (tmp[2]==NULL))
+		if ((tmp[1]== NULL) || (tmp[2]== NULL))
 		{
 			err = -EINVAL;
 			goto exit;
@@ -8214,7 +8214,7 @@ static int rtw_mp_efuse_set(struct net_device *dev,
 	}
 	else if (strcmp(tmp[0], "wraw") == 0)
 	{
-		if ((tmp[1]==NULL) || (tmp[2]==NULL))
+		if ((tmp[1]== NULL) || (tmp[2]== NULL))
 		{
 			err = -EINVAL;
 			goto exit;
@@ -8254,7 +8254,7 @@ static int rtw_mp_efuse_set(struct net_device *dev,
 	}
 	else if (strcmp(tmp[0], "mac") == 0)
 	{
-		if (tmp[1]==NULL)
+		if (tmp[1]== NULL)
 		{
 			err = -EINVAL;
 			goto exit;
@@ -8307,7 +8307,7 @@ static int rtw_mp_efuse_set(struct net_device *dev,
 	}
 	else if (strcmp(tmp[0], "vidpid") == 0)
 	{
-		if (tmp[1]==NULL)
+		if (tmp[1]== NULL)
 		{
 			err = -EINVAL;
 			goto exit;
@@ -8360,7 +8360,7 @@ static int rtw_mp_efuse_set(struct net_device *dev,
 	}
 	else if (strcmp(tmp[0], "btwmap") == 0)
 	{
-		if ((tmp[1]==NULL) || (tmp[2]==NULL))
+		if ((tmp[1]== NULL) || (tmp[2]== NULL))
 		{
 			err = -EINVAL;
 			goto exit;
@@ -8408,7 +8408,7 @@ static int rtw_mp_efuse_set(struct net_device *dev,
 	}
 	else if (strcmp(tmp[0], "btwfake") == 0)
 	{
-		if ((tmp[1]==NULL) || (tmp[2]==NULL))
+		if ((tmp[1]== NULL) || (tmp[2]== NULL))
 		{
 			err = -EINVAL;
 			goto exit;
@@ -8484,7 +8484,7 @@ static int rtw_mp_efuse_set(struct net_device *dev,
 	}
 	else if (strcmp(tmp[0], "wlwfake") == 0)
 	{
-		if ((tmp[1]==NULL) || (tmp[2]==NULL))
+		if ((tmp[1]== NULL) || (tmp[2]== NULL))
 		{
 			err = -EINVAL;
 			goto exit;
diff --git a/os_dep/mlme_linux.c b/os_dep/mlme_linux.c
index 494649e..34455cb 100644
--- a/os_dep/mlme_linux.c
+++ b/os_dep/mlme_linux.c
@@ -282,7 +282,7 @@ void rtw_indicate_sta_assoc_event(struct adapter *padapter, struct sta_info *pst
 	union iwreq_data wrqu;
 	struct sta_priv *pstapriv = &padapter->stapriv;
 
-	if (psta==NULL)
+	if (psta== NULL)
 		return;
 
 	if (psta->aid > NUM_STA)
@@ -304,7 +304,7 @@ void rtw_indicate_sta_disassoc_event(struct adapter *padapter, struct sta_info *
 	union iwreq_data wrqu;
 	struct sta_priv *pstapriv = &padapter->stapriv;
 
-	if (psta==NULL)
+	if (psta== NULL)
 		return;
 
 	if (psta->aid > NUM_STA)
diff --git a/os_dep/osdep_service.c b/os_dep/osdep_service.c
index ddd58b5..ecbee03 100644
--- a/os_dep/osdep_service.c
+++ b/os_dep/osdep_service.c
@@ -54,7 +54,7 @@ u32 rtw_atoi(u8* s)
 	for (i=0;i<=strlen(s);i++) {
 		if (s[i] >= '0' && s[i] <= '9')
 			num = num * 10 + s[i] -'0';
-		else if (s[0] == '-' && i==0)
+		else if (s[0] == '-' && i== 0)
 			flag =1;
 		else
 			break;
diff --git a/os_dep/recv_linux.c b/os_dep/recv_linux.c
index 94aaabd..5ddd8a5 100644
--- a/os_dep/recv_linux.c
+++ b/os_dep/recv_linux.c
@@ -216,7 +216,7 @@ int rtw_recv_indicatepkt(struct adapter *padapter, union recv_frame *precv_frame
 	skb = precv_frame->u.hdr.pkt;
 	if (skb == NULL)
 	{
-		RT_TRACE(_module_recv_osdep_c_,_drv_err_,("rtw_recv_indicatepkt():skb==NULL something wrong!!!!\n"));
+		RT_TRACE(_module_recv_osdep_c_,_drv_err_,("rtw_recv_indicatepkt():skb== NULL something wrong!!!!\n"));
 		goto _recv_indicatepkt_drop;
 	}
 
diff --git a/os_dep/usb_ops_linux.c b/os_dep/usb_ops_linux.c
index 0d9fe54..7571fa4 100644
--- a/os_dep/usb_ops_linux.c
+++ b/os_dep/usb_ops_linux.c
@@ -350,7 +350,7 @@ static void usb_write_port_complete(struct urb *purb, struct pt_regs *regs)
 	}
 
 
-	if (purb->status==0) {
+	if (purb->status== 0) {
 
 	} else {
 		RT_TRACE(_module_hci_ops_os_c_,_drv_err_,("usb_write_port_complete : purb->status(%d) != 0\n", purb->status));
diff --git a/os_dep/xmit_linux.c b/os_dep/xmit_linux.c
index c16d907..6f4fa69 100644
--- a/os_dep/xmit_linux.c
+++ b/os_dep/xmit_linux.c
@@ -90,7 +90,7 @@ int rtw_os_xmit_resource_alloc(struct adapter *padapter, struct xmit_buf *pxmitb
 	for (i=0; i<8; i++) {
 		pxmitbuf->pxmit_urb[i] = usb_alloc_urb(0, GFP_KERNEL);
 		if (pxmitbuf->pxmit_urb[i] == NULL) {
-			DBG_871X("pxmitbuf->pxmit_urb[i]==NULL");
+			DBG_871X("pxmitbuf->pxmit_urb[i]== NULL");
 			return _FAIL;
 		}