libs/pjproject/patches/0070-fix-sdp-neg-modify-local-offer.patch

   1 diff --git a/pjmedia/src/pjmedia/sdp_neg.c b/pjmedia/src/pjmedia/sdp_neg.c
   2 index 3b85b4273..a14009662 100644
   3 --- a/pjmedia/src/pjmedia/sdp_neg.c
   4 +++ b/pjmedia/src/pjmedia/sdp_neg.c
   5 @@ -304,7 +304,6 @@ PJ_DEF(pj_status_t) pjmedia_sdp_neg_modify_local_offer2(
   6  {
   7      pjmedia_sdp_session *new_offer;
   8      pjmedia_sdp_session *old_offer;
   9 -    char media_used[PJMEDIA_MAX_SDP_MEDIA];
  10      unsigned oi; /* old offer media index */
  11      pj_status_t status;
  12
  13 @@ -323,8 +322,19 @@ PJ_DEF(pj_status_t) pjmedia_sdp_neg_modify_local_offer2(
  14      /* Change state to STATE_LOCAL_OFFER */
  15      neg->state = PJMEDIA_SDP_NEG_STATE_LOCAL_OFFER;
  16
  17 +    /* When there is no active local SDP in state PJMEDIA_SDP_NEG_STATE_DONE,
  18 +     * it means that the previous initial SDP nego must have been failed,
  19 +     * so we'll just set the local SDP offer here.
  20 +     */
  21 +    if (!neg->active_local_sdp) {
  22 +       neg->initial_sdp_tmp = NULL;
  23 +       neg->initial_sdp = pjmedia_sdp_session_clone(pool, local);
  24 +       neg->neg_local_sdp = pjmedia_sdp_session_clone(pool, local);
  25 +
  26 +       return PJ_SUCCESS;
  27 +    }
  28 +
  29      /* Init vars */
  30 -    pj_bzero(media_used, sizeof(media_used));
  31      old_offer = neg->active_local_sdp;
  32      new_offer = pjmedia_sdp_session_clone(pool, local);
  33