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res/res_pjsip_t38: fix incorrect increment of media_count

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The T38 sdp callback incorrectly has a side effect of incrementing
the media_count.  This can lead to core dumps.

Change-Id: I7bb2f4987de4046ec52cfc34e5ea0662dae32af8
This commit is contained in:
Torrey Searle
2017-06-27 17:46:43 +02:00
parent 9fbc34d2bd
commit 1f59d08924
1 changed files with 1 additions and 1 deletions
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2
res/res_pjsip_t38.c
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@@ -278,7 +278,7 @@ static int t38_reinvite_sdp_cb(struct ast_sip_session *session, pjmedia_sdp_sess
/* Move the image media stream to the front and have it as the only stream, pjmedia will fill in
* dummy streams for the rest
*/
for (stream = 0; stream < sdp->media_count++; ++stream) {
for (stream = 0; stream < sdp->media_count; ++stream) {
if (!pj_strcmp2(&sdp->media[stream]->desc.media, "image")) {
sdp->media[0] = sdp->media[stream];
sdp->media_count = 1;