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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-09-16 16:51:27 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-09-16 16:51:27 -0700
commit8f949b9a7e0bac3a9c3c29dc27c476a87e21db3e (patch)
tree88cd7852d59ebae54fcc2f57019ea13284042962 /net/ipv6/tcp_ipv6.c
parent6f586e663e3b3674cadad0d5329424b006a0a289 (diff)
parent5698bd757d55b1bb87edd1a9744ab09c142abfc2 (diff)
downloadolio-linux-3.10-8f949b9a7e0bac3a9c3c29dc27c476a87e21db3e.tar.xz
olio-linux-3.10-8f949b9a7e0bac3a9c3c29dc27c476a87e21db3e.zip
Merge 3.6-rc7 into driver-core-next
This pulls in the fixes in that branch that are needed here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'net/ipv6/tcp_ipv6.c')
-rw-r--r--net/ipv6/tcp_ipv6.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index a3e60cc04a8..acd32e3f1b6 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -403,8 +403,9 @@ static void tcp_v6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
tp->mtu_info = ntohl(info);
if (!sock_owned_by_user(sk))
tcp_v6_mtu_reduced(sk);
- else
- set_bit(TCP_MTU_REDUCED_DEFERRED, &tp->tsq_flags);
+ else if (!test_and_set_bit(TCP_MTU_REDUCED_DEFERRED,
+ &tp->tsq_flags))
+ sock_hold(sk);
goto out;
}