staging: wilc1000: remove 'if' on field address

Remove 'if' statements testing struct's field address.
Since such statements always return true, they are redundant.
Signed-off-by: Dafna Hirschfeld <dafna3@gmail.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/wilc1000/linux_wlan.c

@@ -628,8 +628,7 @@ void wilc1000_wlan_deinit(struct net_device *dev)
 			wl->hif_func->disable_interrupt(wl);
 			mutex_unlock(&wl->hif_cs);
 		}
-		if (&wl->txq_event)
-			complete(&wl->txq_event);
+		complete(&wl->txq_event);
 
 		wlan_deinitialize_threads(dev);
 		deinit_irq(dev);
@@ -677,11 +676,8 @@ static int wlan_deinit_locks(struct net_device *dev)
 	vif = netdev_priv(dev);
 	wilc = vif->wilc;
 
-	if (&wilc->hif_cs)
-		mutex_destroy(&wilc->hif_cs);
-
-	if (&wilc->rxq_cs)
-		mutex_destroy(&wilc->rxq_cs);
+	mutex_destroy(&wilc->hif_cs);
+	mutex_destroy(&wilc->rxq_cs);
 
 	return 0;
 }
@@ -716,8 +712,7 @@ static void wlan_deinitialize_threads(struct net_device *dev)
 
 	wl->close = 1;
 
-	if (&wl->txq_event)
-		complete(&wl->txq_event);
+	complete(&wl->txq_event);
 
 	if (wl->txq_thread) {
 		kthread_stop(wl->txq_thread);