linux-kernel - [tip:perf/nmi] kernel/watchdog: Initialize 'result'

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Date:	Wed, 7 Jul 2010 08:03:40 GMT
From:	tip-bot for Kulikov Vasiliy <segooon@...il.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, paulus@...ba.org, acme@...hat.com,
	hpa@...or.com, mingo@...hat.com, a.p.zijlstra@...llo.nl,
	efault@....de, fweisbec@...il.com, rostedt@...dmis.org,
	tglx@...utronix.de, mingo@...e.hu, segooon@...il.com,
	dzickus@...hat.com
Subject: [tip:perf/nmi] kernel/watchdog: Initialize 'result'

Commit-ID:  eb703f98191a505f78d0066712ad67d5dedc4c90
Gitweb:     http://git.kernel.org/tip/eb703f98191a505f78d0066712ad67d5dedc4c90
Author:     Kulikov Vasiliy <segooon@...il.com>
AuthorDate: Mon, 5 Jul 2010 12:00:54 +0400
Committer:  Ingo Molnar <mingo@...e.hu>
CommitDate: Wed, 7 Jul 2010 08:46:42 +0200

kernel/watchdog: Initialize 'result'

Variable on the stack is not initialized to zero, do it
explicitly.

This bug was found by a compiler warning:

 kernel/watchdog.c:463: warning: 'result' may be used uninitialized in this function

Signed-off-by: Kulikov Vasiliy <segooon@...il.com>
Acked-by: Don Zickus <dzickus@...hat.com>
Cc: Frederic Weisbecker <fweisbec@...il.com>
Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl>
Cc: Arnaldo Carvalho de Melo <acme@...hat.com>
Cc: Frederic Weisbecker <fweisbec@...il.com>
Cc: Paul Mackerras <paulus@...ba.org>
Cc: Mike Galbraith <efault@....de>
Cc: Steven Rostedt <rostedt@...dmis.org>
LKML-Reference: <1278316854-28442-1-git-send-email-segooon@...il.com>
Signed-off-by: Ingo Molnar <mingo@...e.hu>
---
 kernel/watchdog.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/kernel/watchdog.c b/kernel/watchdog.c
index 91b0b26..613bc1f 100644
--- a/kernel/watchdog.c
+++ b/kernel/watchdog.c
@@ -460,7 +460,7 @@ static void watchdog_disable(int cpu)
 static void watchdog_enable_all_cpus(void)
 {
 	int cpu;
-	int result;
+	int result = 0;
 
 	for_each_online_cpu(cpu)
 		result += watchdog_enable(cpu);
--
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