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authorDavid S. Miller <davem@davemloft.net>2010-09-27 01:03:03 -0700
committerDavid S. Miller <davem@davemloft.net>2010-09-27 01:03:03 -0700
commite40051d134f7ee95c8c1f7a3471e84eafc9ab326 (patch)
tree88eb44e49a75721ae926665a2c42f08badac9d07 /net/ipv4/tcp.c
parent42099d7a3941d4aaf853caac92b3ae76149fc6e7 (diff)
parent2cc6d2bf3d6195fabcf0febc192c01f99519a8f3 (diff)
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Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts: drivers/net/qlcnic/qlcnic_init.c net/ipv4/ip_output.c
Diffstat (limited to 'net/ipv4/tcp.c')
-rw-r--r--net/ipv4/tcp.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index 3e8a4db..19192c5 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -386,8 +386,6 @@ unsigned int tcp_poll(struct file *file, struct socket *sock, poll_table *wait)
*/
mask = 0;
- if (sk->sk_err)
- mask = POLLERR;
/*
* POLLHUP is certainly not done right. But poll() doesn't
@@ -457,6 +455,11 @@ unsigned int tcp_poll(struct file *file, struct socket *sock, poll_table *wait)
if (tp->urg_data & TCP_URG_VALID)
mask |= POLLPRI;
}
+ /* This barrier is coupled with smp_wmb() in tcp_reset() */
+ smp_rmb();
+ if (sk->sk_err)
+ mask |= POLLERR;
+
return mask;
}
EXPORT_SYMBOL(tcp_poll);