X-Git-Url: http://plrg.eecs.uci.edu/git/?a=blobdiff_plain;f=net%2Fipv6%2Fip6_gre.c;h=17430f3410737fc1ae3fd0bd3375d18017454772;hb=4f312a802994e2bb7439262fdc43a0b8bd535697;hp=3c7b9310b33fdb052e2b97d4cd502482524b4dd8;hpb=864f83a1f65bc8614705fc7c053969bb09939215;p=firefly-linux-kernel-4.4.55.git

diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c
index 3c7b9310b33f..17430f341073 100644
--- a/net/ipv6/ip6_gre.c
+++ b/net/ipv6/ip6_gre.c
@@ -778,6 +778,8 @@ static inline int ip6gre_xmit_ipv4(struct sk_buff *skb, struct net_device *dev)
 	__u32 mtu;
 	int err;
 
+	memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt));
+
 	if (!(t->parms.flags & IP6_TNL_F_IGN_ENCAP_LIMIT))
 		encap_limit = t->parms.encap_limit;
 
@@ -884,7 +886,6 @@ static int ip6gre_xmit_other(struct sk_buff *skb, struct net_device *dev)
 		encap_limit = t->parms.encap_limit;
 
 	memcpy(&fl6, &t->fl.u.ip6, sizeof(fl6));
-	fl6.flowi6_proto = skb->protocol;
 
 	err = ip6gre_xmit2(skb, dev, 0, &fl6, encap_limit, &mtu);
 
@@ -1571,13 +1572,11 @@ static int ip6gre_changelink(struct net_device *dev, struct nlattr *tb[],
 			return -EEXIST;
 	} else {
 		t = nt;
-
-		ip6gre_tunnel_unlink(ign, t);
-		ip6gre_tnl_change(t, &p, !tb[IFLA_MTU]);
-		ip6gre_tunnel_link(ign, t);
-		netdev_state_change(dev);
 	}
 
+	ip6gre_tunnel_unlink(ign, t);
+	ip6gre_tnl_change(t, &p, !tb[IFLA_MTU]);
+	ip6gre_tunnel_link(ign, t);
 	return 0;
 }