Commit 10414444 authored Mar 18, 2010 by Herbert Xu Committed by David S. Miller Mar 19, 2010

ipv6: Remove redundant dst NULL check in ip6_dst_check



As the only path leading to ip6_dst_check makes an indirect call
through dst->ops, dst cannot be NULL in ip6_dst_check.

This patch removes this check in case it misleads people who
come across this code.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent d11a4dc1

net/ipv6/route.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -879,7 +879,7 @@ static struct dst_entry ip6_dst_check(struct dst_entry dst, u32 cookie)

		rt = (struct rt6_info *) dst;

		if (rt && rt->rt6i_node && (rt->rt6i_node->fn_sernum == cookie))
		if (rt->rt6i_node && (rt->rt6i_node->fn_sernum == cookie))
		return dst;

		return NULL;