staging: ks7010: Remove the explicit NULL comparison

The patch removes the explicit null comparisons entirely for the ks7010 driver.
This was detected by checkpatch.pl

Signed-off-by: sayli karnik <karniksayli1995@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/ks7010/ks7010_sdio.c

@@ -266,7 +266,7 @@ static int enqueue_txdev(struct ks_wlan_private *priv, unsigned char *p,
 
 	if (priv->dev_state < DEVICE_STATE_BOOT) {
 		kfree(p);
-		if (complete_handler != NULL)
+		if (complete_handler)
 			(*complete_handler) (arg1, arg2);
 		return 1;
 	}
@@ -275,7 +275,7 @@ static int enqueue_txdev(struct ks_wlan_private *priv, unsigned char *p,
 		/* in case of buffer overflow */
 		DPRINTK(1, "tx buffer overflow\n");
 		kfree(p);
-		if (complete_handler != NULL)
+		if (complete_handler)
 			(*complete_handler) (arg1, arg2);
 		return 1;
 	}
@@ -346,7 +346,7 @@ static void tx_device_task(void *dev)
 
 		}
 		kfree(sp->sendp);	/* allocated memory free */
-		if (sp->complete_handler != NULL)	/* TX Complete */
+		if (sp->complete_handler)	/* TX Complete */
 			(*sp->complete_handler) (sp->arg1, sp->arg2);
 		inc_txqhead(priv);
 
@@ -687,7 +687,7 @@ static void trx_device_exit(struct ks_wlan_private *priv)
 	while (cnt_txqbody(priv) > 0) {
 		sp = &priv->tx_dev.tx_dev_buff[priv->tx_dev.qhead];
 		kfree(sp->sendp);	/* allocated memory free */
-		if (sp->complete_handler != NULL)	/* TX Complete */
+		if (sp->complete_handler)	/* TX Complete */
 			(*sp->complete_handler) (sp->arg1, sp->arg2);
 		inc_txqhead(priv);
 	}
@@ -1010,7 +1010,7 @@ static int ks7010_sdio_probe(struct sdio_func *func,
 
 	/* private memory allocate */
 	netdev = alloc_etherdev(sizeof(*priv));
-	if (netdev == NULL) {
+	if (!netdev) {
 		printk(KERN_ERR "ks7010 : Unable to alloc new net device\n");
 		goto error_release_irq;
 	}
@@ -1126,7 +1126,7 @@ static void ks7010_sdio_remove(struct sdio_func *func)
 
 	card = sdio_get_drvdata(func);
 
-	if (card == NULL)
+	if (!card)
 		return;
 
 	DPRINTK(1, "priv = card->priv\n");
@@ -1149,7 +1149,7 @@ static void ks7010_sdio_remove(struct sdio_func *func)
 			struct hostif_stop_request_t *pp;
 			pp = (struct hostif_stop_request_t *)
 			    kzalloc(hif_align_size(sizeof(*pp)), GFP_KERNEL);
-			if (pp == NULL) {
+			if (!pp) {
 				DPRINTK(3, "allocate memory failed..\n");
 				return;	/* to do goto ni suru */
 			}

drivers/staging/ks7010/ks_hostif.c

@@ -1178,7 +1178,7 @@ int hostif_data_request(struct ks_wlan_private *priv, struct sk_buff *packet)
 	    kmalloc(hif_align_size(sizeof(*pp) + 6 + packet_len + 8),
 		    KS_WLAN_MEM_FLAG);
 
-	if (pp == NULL) {
+	if (!pp) {
 		DPRINTK(3, "allocate memory failed..\n");
 		dev_kfree_skb(packet);
 		return -2;
@@ -1319,7 +1319,7 @@ void hostif_mib_get_request(struct ks_wlan_private *priv,
 	/* make primitive */
 	pp = (struct hostif_mib_get_request_t *)
 	    kmalloc(hif_align_size(sizeof(*pp)), KS_WLAN_MEM_FLAG);
-	if (pp == NULL) {
+	if (!pp) {
 		DPRINTK(3, "allocate memory failed..\n");
 		return;
 	}
@@ -1350,7 +1350,7 @@ void hostif_mib_set_request(struct ks_wlan_private *priv,
 	/* make primitive */
 	pp = (struct hostif_mib_set_request_t *)
 	    kmalloc(hif_align_size(sizeof(*pp) + size), KS_WLAN_MEM_FLAG);
-	if (pp == NULL) {
+	if (!pp) {
 		DPRINTK(3, "allocate memory failed..\n");
 		return;
 	}
@@ -1380,7 +1380,7 @@ void hostif_start_request(struct ks_wlan_private *priv, unsigned char mode)
 	/* make primitive */
 	pp = (struct hostif_start_request_t *)
 	    kmalloc(hif_align_size(sizeof(*pp)), KS_WLAN_MEM_FLAG);
-	if (pp == NULL) {
+	if (!pp) {
 		DPRINTK(3, "allocate memory failed..\n");
 		return;
 	}
@@ -1408,7 +1408,7 @@ void hostif_ps_adhoc_set_request(struct ks_wlan_private *priv)
 	/* make primitive */
 	pp = (struct hostif_ps_adhoc_set_request_t *)
 	    kmalloc(hif_align_size(sizeof(*pp)), KS_WLAN_MEM_FLAG);
-	if (pp == NULL) {
+	if (!pp) {
 		DPRINTK(3, "allocate memory failed..\n");
 		return;
 	}
@@ -1452,7 +1452,7 @@ void hostif_infrastructure_set_request(struct ks_wlan_private *priv)
 	/* make primitive */
 	pp = (struct hostif_infrastructure_set_request_t *)
 	    kmalloc(hif_align_size(sizeof(*pp)), KS_WLAN_MEM_FLAG);
-	if (pp == NULL) {
+	if (!pp) {
 		DPRINTK(3, "allocate memory failed..\n");
 		return;
 	}
@@ -1519,7 +1519,7 @@ static void hostif_infrastructure_set2_request(struct ks_wlan_private *priv)
 	/* make primitive */
 	pp = (struct hostif_infrastructure_set2_request_t *)
 	    kmalloc(hif_align_size(sizeof(*pp)), KS_WLAN_MEM_FLAG);
-	if (pp == NULL) {
+	if (!pp) {
 		DPRINTK(3, "allocate memory failed..\n");
 		return;
 	}
@@ -1589,7 +1589,7 @@ void hostif_adhoc_set_request(struct ks_wlan_private *priv)
 	/* make primitive */
 	pp = (struct hostif_adhoc_set_request_t *)
 	    kmalloc(hif_align_size(sizeof(*pp)), KS_WLAN_MEM_FLAG);
-	if (pp == NULL) {
+	if (!pp) {
 		DPRINTK(3, "allocate memory failed..\n");
 		return;
 	}
@@ -1635,7 +1635,7 @@ void hostif_adhoc_set2_request(struct ks_wlan_private *priv)
 	/* make primitive */
 	pp = (struct hostif_adhoc_set2_request_t *)
 	    kmalloc(hif_align_size(sizeof(*pp)), KS_WLAN_MEM_FLAG);
-	if (pp == NULL) {
+	if (!pp) {
 		DPRINTK(3, "allocate memory failed..\n");
 		return;
 	}
@@ -1683,7 +1683,7 @@ void hostif_stop_request(struct ks_wlan_private *priv)
 	/* make primitive */
 	pp = (struct hostif_stop_request_t *)
 	    kmalloc(hif_align_size(sizeof(*pp)), KS_WLAN_MEM_FLAG);
-	if (pp == NULL) {
+	if (!pp) {
 		DPRINTK(3, "allocate memory failed..\n");
 		return;
 	}
@@ -1706,7 +1706,7 @@ void hostif_phy_information_request(struct ks_wlan_private *priv)
 	/* make primitive */
 	pp = (struct hostif_phy_information_request_t *)
 	    kmalloc(hif_align_size(sizeof(*pp)), KS_WLAN_MEM_FLAG);
-	if (pp == NULL) {
+	if (!pp) {
 		DPRINTK(3, "allocate memory failed..\n");
 		return;
 	}
@@ -1738,7 +1738,7 @@ void hostif_power_mngmt_request(struct ks_wlan_private *priv,
 	/* make primitive */
 	pp = (struct hostif_power_mngmt_request_t *)
 	    kmalloc(hif_align_size(sizeof(*pp)), KS_WLAN_MEM_FLAG);
-	if (pp == NULL) {
+	if (!pp) {
 		DPRINTK(3, "allocate memory failed..\n");
 		return;
 	}
@@ -1765,7 +1765,7 @@ void hostif_sleep_request(struct ks_wlan_private *priv, unsigned long mode)
 		/* make primitive */
 		pp = (struct hostif_sleep_request_t *)
 		    kmalloc(hif_align_size(sizeof(*pp)), KS_WLAN_MEM_FLAG);
-		if (pp == NULL) {
+		if (!pp) {
 			DPRINTK(3, "allocate memory failed..\n");
 			return;
 		}
@@ -1799,7 +1799,7 @@ void hostif_bss_scan_request(struct ks_wlan_private *priv,
 	/* make primitive */
 	pp = (struct hostif_bss_scan_request_t *)
 	    kmalloc(hif_align_size(sizeof(*pp)), KS_WLAN_MEM_FLAG);
-	if (pp == NULL) {
+	if (!pp) {
 		DPRINTK(3, "allocate memory failed..\n");
 		return;
 	}
@@ -1856,7 +1856,7 @@ void hostif_mic_failure_request(struct ks_wlan_private *priv,
 	/* make primitive */
 	pp = (struct hostif_mic_failure_request_t *)
 	    kmalloc(hif_align_size(sizeof(*pp)), KS_WLAN_MEM_FLAG);
-	if (pp == NULL) {
+	if (!pp) {
 		DPRINTK(3, "allocate memory failed..\n");
 		return;
 	}

drivers/staging/ks7010/ks_wlan_net.c

@@ -3366,7 +3366,7 @@ int ks_wlan_start_xmit(struct sk_buff *skb, struct net_device *dev)
 
 	DPRINTK(3, "in_interrupt()=%ld\n", in_interrupt());
 
-	if (skb == NULL) {
+	if (!skb) {
 		printk(KERN_ERR "ks_wlan:  skb == NULL!!!\n");
 		return 0;
 	}