From: Yan, Zheng <zheng.z.yan@intel.com>
Date: Sat, 8 Oct 2011 22:34:35 +0000 (+0000)
Subject: gro: refetch inet6_protos[] after pulling ext headers
X-Git-Tag: firefly_0821_release~3680^2~4363^2~1
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=cdaf557034bb4397b2c86bb424de1788b134f610;p=firefly-linux-kernel-4.4.55.git

gro: refetch inet6_protos[] after pulling ext headers

ipv6_gro_receive() doesn't update the protocol ops after pulling
the ext headers. It looks like a typo.

Signed-off-by: Zheng Yan <zheng.z.yan@intel.com>
Acked-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/net/ipv6/af_inet6.c b/net/ipv6/af_inet6.c
index 3b5669a2582d..d27c797f9f05 100644
--- a/net/ipv6/af_inet6.c
+++ b/net/ipv6/af_inet6.c
@@ -875,6 +875,7 @@ static struct sk_buff **ipv6_gro_receive(struct sk_buff **head,
 		skb_reset_transport_header(skb);
 		__skb_push(skb, skb_gro_offset(skb));
 
+		ops = rcu_dereference(inet6_protos[proto]);
 		if (!ops || !ops->gro_receive)
 			goto out_unlock;