diff options
Diffstat (limited to 'net/ipv4/tcp_timer.c')
-rw-r--r-- | net/ipv4/tcp_timer.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/net/ipv4/tcp_timer.c b/net/ipv4/tcp_timer.c index 6df36ad55a38..b774a03bd1dc 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) | |||
252 | inet_csk(sk)->icsk_ack.blocked = 1; | 252 | inet_csk(sk)->icsk_ack.blocked = 1; |
253 | NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_DELAYEDACKLOCKED); | 253 | NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_DELAYEDACKLOCKED); |
254 | /* deleguate our work to tcp_release_cb() */ | 254 | /* deleguate our work to tcp_release_cb() */ |
255 | set_bit(TCP_WRITE_TIMER_DEFERRED, &tcp_sk(sk)->tsq_flags); | 255 | if (!test_and_set_bit(TCP_DELACK_TIMER_DEFERRED, &tcp_sk(sk)->tsq_flags)) |
256 | sock_hold(sk); | ||
256 | } | 257 | } |
257 | bh_unlock_sock(sk); | 258 | bh_unlock_sock(sk); |
258 | sock_put(sk); | 259 | sock_put(sk); |
@@ -481,7 +482,8 @@ static void tcp_write_timer(unsigned long data) | |||
481 | tcp_write_timer_handler(sk); | 482 | tcp_write_timer_handler(sk); |
482 | } else { | 483 | } else { |
483 | /* deleguate our work to tcp_release_cb() */ | 484 | /* deleguate our work to tcp_release_cb() */ |
484 | set_bit(TCP_WRITE_TIMER_DEFERRED, &tcp_sk(sk)->tsq_flags); | 485 | if (!test_and_set_bit(TCP_WRITE_TIMER_DEFERRED, &tcp_sk(sk)->tsq_flags)) |
486 | sock_hold(sk); | ||
485 | } | 487 | } |
486 | bh_unlock_sock(sk); | 488 | bh_unlock_sock(sk); |
487 | sock_put(sk); | 489 | sock_put(sk); |