diff options
| author | Peter Hurley <peter@hurleysoftware.com> | 2011-07-24 00:11:07 -0400 |
|---|---|---|
| committer | Gustavo F. Padovan <padovan@profusion.mobi> | 2011-08-11 19:50:26 -0300 |
| commit | 38d57555616afcdad7381b02b523d494327494cd (patch) | |
| tree | 7e1acedb545e0490f1a5cf366d3ab57c05ab910a /net/bluetooth | |
| parent | 552b0d3cb9ff648aa503011ef50ca24019cd0f5f (diff) | |
| download | linux-38d57555616afcdad7381b02b523d494327494cd.tar.bz2 | |
Bluetooth: bnep: Fix lost wakeup of session thread
Fix race condition which can result in missing the wakeup intended
to stop the session thread.
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi>
Diffstat (limited to 'net/bluetooth')
| -rw-r--r-- | net/bluetooth/bnep/core.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/net/bluetooth/bnep/core.c b/net/bluetooth/bnep/core.c index ca39fcf010ce..7e8ff3c24942 100644 --- a/net/bluetooth/bnep/core.c +++ b/net/bluetooth/bnep/core.c @@ -484,9 +484,11 @@ static int bnep_session(void *arg) init_waitqueue_entry(&wait, current); add_wait_queue(sk_sleep(sk), &wait); - while (!kthread_should_stop()) { + while (1) { set_current_state(TASK_INTERRUPTIBLE); + if (kthread_should_stop()) + break; /* RX */ while ((skb = skb_dequeue(&sk->sk_receive_queue))) { skb_orphan(skb); @@ -504,7 +506,7 @@ static int bnep_session(void *arg) schedule(); } - set_current_state(TASK_RUNNING); + __set_current_state(TASK_RUNNING); remove_wait_queue(sk_sleep(sk), &wait); /* Cleanup session */ |