Staging: wlan-ng: Remove unnecessary checks for NULL before calling kfree()

Signed-off-by: Moritz Muehlenhoff <jmm@debian.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/staging/wlan-ng/prism2sta.c

@@ -1134,7 +1134,6 @@ static void prism2sta_inf_hostscanresults(wlandevice_t *wlandev,
 	if (nbss > 32)
 		nbss = 32;
 
-	if (hw->scanresults)
 	kfree(hw->scanresults);
 
 	hw->scanresults = kmalloc(sizeof(hfa384x_InfFrame_t), GFP_ATOMIC);
@@ -1966,9 +1965,7 @@ static wlandevice_t *create_wlan(void)
 
 	if (!wlandev || !hw) {
 		printk(KERN_ERR "%s: Memory allocation failure.\n", dev_info);
-		if (wlandev)
 		kfree(wlandev);
-		if (hw)
 		kfree(hw);
 		return NULL;
 	}

drivers/staging/wlan-ng/prism2usb.c

@@ -165,9 +165,7 @@ static int prism2sta_probe_usb(struct usb_interface *interface,
 	goto done;
 
 failed:
-	if (wlandev)
 	kfree(wlandev);
-	if (hw)
 	kfree(hw);
 	wlandev = NULL;