ipv6: Fix may be used uninitialized warning in rt6_check

rt_cookie might be used uninitialized, fix this by
initializing it.

Fixes: c5cff8561d ("ipv6: add rcu grace period before freeing fib6_node")
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Steffen Klassert 2017-08-25 09:05:42 +02:00 committed by David S. Miller
parent 9b4e946ce1
commit 3614364527

View file

@ -1289,7 +1289,7 @@ static void rt6_dst_from_metrics_check(struct rt6_info *rt)
static struct dst_entry *rt6_check(struct rt6_info *rt, u32 cookie)
{
u32 rt_cookie;
u32 rt_cookie = 0;
if (!rt6_get_cookie_safe(rt, &rt_cookie) || rt_cookie != cookie)
return NULL;