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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2012-09-07 09:48:59 +1000
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2012-09-07 09:48:59 +1000
commitfff34b3412b9401a76ba9d021db1bd91cb0e02b6 (patch)
tree870ed2d1555004e7939d15b5099017aae61c97b8 /net/ipv4/tcp_timer.c
parent28e1e58fb668e262648fb8ee8a24154633f40507 (diff)
parent636802ef96eebe279b22ad9f9dacfe29291e45c7 (diff)
Merge branch 'merge' into next
Brings in various bug fixes from 3.6-rcX
Diffstat (limited to 'net/ipv4/tcp_timer.c')
-rw-r--r--net/ipv4/tcp_timer.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/net/ipv4/tcp_timer.c b/net/ipv4/tcp_timer.c
index 6df36ad55a3..b774a03bd1d 100644
--- a/net/ipv4/tcp_timer.c
+++ b/net/ipv4/tcp_timer.c
@@ -252,7 +252,8 @@ static void tcp_delack_timer(unsigned long data)
inet_csk(sk)->icsk_ack.blocked = 1;
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_DELAYEDACKLOCKED);
/* deleguate our work to tcp_release_cb() */
- set_bit(TCP_WRITE_TIMER_DEFERRED, &tcp_sk(sk)->tsq_flags);
+ if (!test_and_set_bit(TCP_DELACK_TIMER_DEFERRED, &tcp_sk(sk)->tsq_flags))
+ sock_hold(sk);
}
bh_unlock_sock(sk);
sock_put(sk);
@@ -481,7 +482,8 @@ static void tcp_write_timer(unsigned long data)
tcp_write_timer_handler(sk);
} else {
/* deleguate our work to tcp_release_cb() */
- set_bit(TCP_WRITE_TIMER_DEFERRED, &tcp_sk(sk)->tsq_flags);
+ if (!test_and_set_bit(TCP_WRITE_TIMER_DEFERRED, &tcp_sk(sk)->tsq_flags))
+ sock_hold(sk);
}
bh_unlock_sock(sk);
sock_put(sk);