staging: wilc1000: fixes possible unnecessary 'out of memory' message

This patch fixes the warning reported by checkpatch.pl
for possible unnecessary 'out of memory' message
Signed-off-by: Leo Kim <leo.kim@atmel.com>
Signed-off-by: Glen Lee <glen.lee@atmel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/wilc1000/wilc_wlan.c

@@ -1111,7 +1111,6 @@ static void wilc_wlan_handle_isr_ext(struct wilc *wilc, u32 int_status)
 #else
 		buffer = kmalloc(size, GFP_KERNEL);
 		if (!buffer) {
-			wilc_debug(N_ERR, "[wilc isr]: fail alloc host memory...drop the packets (%d)\n", size);
 			usleep_range(100 * 1000, 100 * 1000);
 			goto _end_;
 		}