netdev - [PATCH RFC net 1/2] ipv6: Remove the net->ipv6.ip6_null

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Date:	Fri, 3 Oct 2014 15:12:11 -0700
From:	Martin KaFai Lau <kafai@...com>
To:	<netdev@...r.kernel.org>
CC:	Hannes Frederic Sowa <hannes@...essinduktion.org>
Subject: [PATCH RFC net 1/2] ipv6: Remove the net->ipv6.ip6_null_entry check

The above BACKTRACK have already caught the rt == net->ipv6.ip6_null_entry case
---
 net/ipv6/route.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index bafde82..d53dc4f 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -936,8 +936,7 @@ restart:
 	if (rt->rt6i_nsiblings)
 		rt = rt6_multipath_select(rt, fl6, oif, strict | reachable);
 	BACKTRACK(net, &fl6->saddr);
-	if (rt == net->ipv6.ip6_null_entry ||
-	    rt->rt6i_flags & RTF_CACHE)
+	if (rt->rt6i_flags & RTF_CACHE)
 		goto out;
 
 	dst_hold(&rt->dst);
-- 
1.8.1

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