Staging: wilc1000: Remove unnecessary 'out of memory' message.

This patch fixes checkpatch.pl warning in file host_interface.c
WARNING: Possible unnecessary 'out of memory' message
Signed-off-by: NDilek Uzulmez <dilekuzulmez@gmail.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/wilc1000/host_interface.c

@@ -2322,10 +2322,8 @@ static u32 Handle_ListenStateExpired(struct wilc_vif *vif,
 		wid.size = 2;
 		wid.val = kmalloc(wid.size, GFP_KERNEL);
 
-		if (!wid.val) {
-			netdev_err(vif->ndev, "Failed to allocate memory\n");
+		if (!wid.val)
 			return -ENOMEM;
-		}
 
 		wid.val[0] = u8remain_on_chan_flag;
 		wid.val[1] = FALSE_FRMWR_CHANNEL;