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Commit 1e613801 authored by Fu Yong Quah's avatar Fu Yong Quah Committed by Greg Kroah-Hartman
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staging: wlan-ng: fix NULL comparison 



Fix NULL equality comparision by changing it with exclamation mark,
as suggested by Documentation/CodingStyle

Signed-off-by: default avatarFu Yong Quah <fuyong@linux.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 5be2f42b

drivers/staging/wlan-ng/p80211netdev.c

+4 −4
Original line number Diff line number Diff line
@@ -328,7 +328,7 @@ static int p80211knetdev_hard_start_xmit(struct sk_buff *skb, 


	p80211_wep.data = NULL;



	if (skb == NULL)

	if (!skb)

		return NETDEV_TX_OK;



	if (wlandev->state != WLAN_DEVICE_OPEN) {
@@ -388,7 +388,7 @@ static int p80211knetdev_hard_start_xmit(struct sk_buff *skb, 
			goto failed;

		}

	}

	if (wlandev->txframe == NULL) {

	if (!wlandev->txframe) {

		result = 1;

		goto failed;

	}
@@ -736,7 +736,7 @@ int wlan_setup(wlandevice_t *wlandev, struct device *physdev) 


	/* Allocate and initialize the wiphy struct */

	wiphy = wlan_create_wiphy(physdev, wlandev);

	if (wiphy == NULL) {

	if (!wiphy) {

		dev_err(physdev, "Failed to alloc wiphy.\n");

		return 1;

	}
@@ -744,7 +744,7 @@ int wlan_setup(wlandevice_t *wlandev, struct device *physdev) 
	/* Allocate and initialize the struct device */

	netdev = alloc_netdev(sizeof(struct wireless_dev), "wlan%d",

			      NET_NAME_UNKNOWN, ether_setup);

	if (netdev == NULL) {

	if (!netdev) {

		dev_err(physdev, "Failed to alloc netdev.\n");

		wlan_free_wiphy(wiphy);

		result = 1;