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| author | Scott Griepentrog <scott@griepentrog.com> | 2015-09-17 13:09:56 -0500 |
|---|---|---|
| committer | Scott Griepentrog <scott@griepentrog.com> | 2015-09-17 13:14:11 -0500 |
| commit | 87f04d5acfd6ba3ce581eb41a44d2eb0d65680ff (patch) | |
| tree | b3898c8b6f935e92713ac762502db35856007b17 /channels/chan_pjsip.c | |
| parent | e47396721f9c73b16ac7c7632dcd530f4e5b06c7 (diff) | |
PJSIP: avoid crash when getting rtp peer
Although unlikely, if the tech private is returned as
a NULL, chan_pjsip_get_rtp_peer() would crash.
ASTERISK-25323
Change-Id: Ie231369bfa7da926fb2b9fdaac228261a3152e6a
Diffstat (limited to 'channels/chan_pjsip.c')
| -rw-r--r-- | channels/chan_pjsip.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/channels/chan_pjsip.c b/channels/chan_pjsip.c index 9603f0514..153b2a33b 100644 --- a/channels/chan_pjsip.c +++ b/channels/chan_pjsip.c @@ -160,10 +160,10 @@ static struct ast_sip_session_supplement chan_pjsip_ack_supplement = { static enum ast_rtp_glue_result chan_pjsip_get_rtp_peer(struct ast_channel *chan, struct ast_rtp_instance **instance) { struct ast_sip_channel_pvt *channel = ast_channel_tech_pvt(chan); - struct chan_pjsip_pvt *pvt = channel->pvt; + struct chan_pjsip_pvt *pvt; struct ast_sip_endpoint *endpoint; - if (!pvt || !channel->session || !pvt->media[SIP_MEDIA_AUDIO]->rtp) { + if (!channel || !channel->session || !(pvt = channel->pvt) || !pvt->media[SIP_MEDIA_AUDIO]->rtp) { return AST_RTP_GLUE_RESULT_FORBID; } |