From 3614364527daa870264f6dde77f02853cdecd02c Mon Sep 17 00:00:00 2001 From: Steffen Klassert Date: Fri, 25 Aug 2017 09:05:42 +0200 Subject: [PATCH] ipv6: Fix may be used uninitialized warning in rt6_check rt_cookie might be used uninitialized, fix this by initializing it. Fixes: c5cff8561d2d ("ipv6: add rcu grace period before freeing fib6_node") Signed-off-by: Steffen Klassert Signed-off-by: David S. Miller --- net/ipv6/route.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/ipv6/route.c b/net/ipv6/route.c index a9d3564..48c8c92 100644 --- a/net/ipv6/route.c +++ b/net/ipv6/route.c @@ -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; -- 2.7.4