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authorArnd Bergmann <arnd@arndb.de>2012-02-28 12:39:56 +0000
committerArnd Bergmann <arnd@arndb.de>2012-02-28 12:40:01 +0000
commit4d8cfec692e988b844dcaeaeb76b5780b7ef9d28 (patch)
tree67d43adab2afd18a74d08f347e3676ae1a64193f /net/ipv4/tcp_ipv4.c
parenta3a3c4664184f86ef964323d106c62158e2b3f25 (diff)
parent1d8c38c3d1b48eeb9cfaa42a8be13a1423569eb2 (diff)
Merge branch 'cleanup-3.4' of git://github.com/hzhuang1/linux into next/cleanup
* 'cleanup-3.4' of git://github.com/hzhuang1/linux: (2 commits) rtc: sa1100: remove verification code of alarm rtc: sa1100: remove periodic code (update to v3.3-rc5)
Diffstat (limited to 'net/ipv4/tcp_ipv4.c')
-rw-r--r--net/ipv4/tcp_ipv4.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index 337ba4cca052..94d683a61cba 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -651,6 +651,11 @@ static void tcp_v4_send_reset(struct sock *sk, struct sk_buff *skb)
arg.iov[0].iov_len, IPPROTO_TCP, 0);
arg.csumoffset = offsetof(struct tcphdr, check) / 2;
arg.flags = (sk && inet_sk(sk)->transparent) ? IP_REPLY_ARG_NOSRCCHECK : 0;
+ /* When socket is gone, all binding information is lost.
+ * routing might fail in this case. using iif for oif to
+ * make sure we can deliver it
+ */
+ arg.bound_dev_if = sk ? sk->sk_bound_dev_if : inet_iif(skb);
net = dev_net(skb_dst(skb)->dev);
arg.tos = ip_hdr(skb)->tos;