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

This patch silences a compiler warning:
kernel/watchdog.c:463: warning: ‘result’ may be used uninitialized in this function

Signed-off-by: Kulikov Vasiliy <segooon@gmail.com>
---
 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);
-- 
1.7.0.4

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