From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751705AbaKUT2s (ORCPT ); Fri, 21 Nov 2014 14:28:48 -0500 Received: from mail-pa0-f44.google.com ([209.85.220.44]:43269 "EHLO mail-pa0-f44.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750939AbaKUT2r (ORCPT ); Fri, 21 Nov 2014 14:28:47 -0500 From: Arjun Sreedharan To: Russell King Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH] arm: early_printk: do bound check independent of @n Date: Sat, 22 Nov 2014 00:58:36 +0530 Message-Id: <1416598116-2461-1-git-send-email-arjun024@gmail.com> X-Mailer: git-send-email 1.7.11.7 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Signed-off-by: Arjun Sreedharan --- arch/arm/kernel/early_printk.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/kernel/early_printk.c b/arch/arm/kernel/early_printk.c index 4307653..9e05f8a 100644 --- a/arch/arm/kernel/early_printk.c +++ b/arch/arm/kernel/early_printk.c @@ -16,7 +16,7 @@ extern void printch(int); static void early_write(const char *s, unsigned n) { - while (n-- > 0) { + while (*s && n-- > 0) { if (*s == '\n') printch('\r'); printch(*s); -- 1.7.11.7