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authorTony Lindgren <tony@atomide.com>2012-09-21 13:48:01 -0700
committerTony Lindgren <tony@atomide.com>2012-09-21 13:48:01 -0700
commit0c9de3c52d2baed6bc2ee44885adb418152c71c4 (patch)
treee19ab2c41ae47250fd614418022b32aa783aa563 /net/ipv6/tcp_ipv6.c
parent6bfc82ff589a00e5fbc12b958c649d703d273c86 (diff)
parent3c7c5dab44d6c8861bc86dab924353d8d40344f8 (diff)
Merge branch 'for_3.7/omap5_arch_timer' of git://github.com/SantoshShilimkar/linux into devel-dt-arch-timer
Conflicts: arch/arm/mach-omap2/timer.c
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 a3e60cc04a8a..acd32e3f1b68 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;
}