diff options
| -rw-r--r-- | channels/chan_sip.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/channels/chan_sip.c b/channels/chan_sip.c index 6610563dd..bad96503e 100644 --- a/channels/chan_sip.c +++ b/channels/chan_sip.c @@ -11161,12 +11161,18 @@ static struct sip_pvt *get_sip_pvt_byid_locked(const char *callid, const char *t sip_pvt_ptr->theirtag, sip_pvt_ptr->tag); return 0; } - sip_pvt_unlock(sip_pvt_ptr); if (totag) ast_debug(4, "Matched %s call - their tag is %s Our tag is %s\n", ast_test_flag(&sip_pvt_ptr->flags[0], SIP_OUTGOING) ? "OUTGOING": "INCOMING", sip_pvt_ptr->theirtag, sip_pvt_ptr->tag); + + /* deadlock avoidance... */ + while (sip_pvt_ptr->owner && ast_channel_trylock(sip_pvt_ptr->owner)) { + sip_pvt_unlock(sip_pvt_ptr); + usleep(1); + sip_pvt_lock(sip_pvt_ptr); + } } return sip_pvt_ptr; |