diff options
| author | file <file@f38db490-d61c-443f-a65b-d21fe96a405b> | 2008-04-01 17:43:46 +0000 |
|---|---|---|
| committer | file <file@f38db490-d61c-443f-a65b-d21fe96a405b> | 2008-04-01 17:43:46 +0000 |
| commit | 403406029ea17c2f057a0e370cb7ce6ad983397e (patch) | |
| tree | 7ba6b8a24364dad2b0f6d149d30d7c97941bd324 | |
| parent | a3039a9bd607e515c3cfc68db9d9f9dd6e2dab6a (diff) | |
Do not pass audio until the remote side has indicated they are providing early media, or if the channel has been answered.
(closes issue #11823)
Reported by: SDamm
git-svn-id: http://svn.digium.com/svn/asterisk/branches/1.4@112204 f38db490-d61c-443f-a65b-d21fe96a405b
| -rw-r--r-- | channels/chan_sip.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/channels/chan_sip.c b/channels/chan_sip.c index 9444282d6..45a8b8d96 100644 --- a/channels/chan_sip.c +++ b/channels/chan_sip.c @@ -4378,6 +4378,11 @@ static struct ast_frame *sip_read(struct ast_channel *ast) } } + /* Only allow audio through if they sent progress with SDP, or if the channel is actually answered */ + if (p->invitestate != INV_EARLY_MEDIA && ast->_state != AST_STATE_UP) { + fr = &ast_null_frame; + } + ast_mutex_unlock(&p->lock); return fr; } |