From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759389Ab2GLWgT (ORCPT ); Thu, 12 Jul 2012 18:36:19 -0400 Received: from mail-pb0-f46.google.com ([209.85.160.46]:58752 "EHLO mail-pb0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1759375Ab2GLWgM (ORCPT ); Thu, 12 Jul 2012 18:36:12 -0400 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Greg KH , torvalds@linux-foundation.org, akpm@linux-foundation.org, alan@lxorguk.ukuu.org.uk, Jonghwan Choi , Kukjin Kim Subject: [ 011/187] ARM: SAMSUNG: Should check for IS_ERR(clk) instead of NULL Date: Thu, 12 Jul 2012 15:32:47 -0700 Message-Id: <20120712191523.284312406@linuxfoundation.org> X-Mailer: git-send-email 1.7.10.1.362.g242cab3 In-Reply-To: <20120712191522.742634173@linuxfoundation.org> References: <20120712192421.GA28926@kroah.com> <20120712191522.742634173@linuxfoundation.org> User-Agent: quilt/0.60-20.3 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Greg KH 3.4-stable review patch. If anyone has any objections, please let me know. ------------------ From: Jonghwan Choi commit a5d8f4765f0e92ef027492a8cb979c5b8d45f2c3 upstream. On the error condition clk_get() returns ERR_PTR(). Signed-off-by: Jonghwan Choi Signed-off-by: Kukjin Kim Signed-off-by: Greg Kroah-Hartman --- arch/arm/plat-samsung/include/plat/watchdog-reset.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/arch/arm/plat-samsung/include/plat/watchdog-reset.h +++ b/arch/arm/plat-samsung/include/plat/watchdog-reset.h @@ -25,7 +25,7 @@ static inline void arch_wdt_reset(void) __raw_writel(0, S3C2410_WTCON); /* disable watchdog, to be safe */ - if (s3c2410_wdtclk) + if (!IS_ERR(s3c2410_wdtclk)) clk_enable(s3c2410_wdtclk); /* put initial values into count and data */