res_pjsip_session: Check for errors from ast_stream_topology_set_stream.

Free memory and return error if ast_stream_topology_set_stream fails.

Change-Id: I9f4dbf44bed627243d2f1dd8aea2eab6c38a028d

diff --git a/res/res_pjsip_session.c b/res/res_pjsip_session.c
index 4724d46ceacd9ded1cdf9c8f92cd7b1053090884..b0cb6c0a097e188a4053dc45754ec443c9687350 100644 (file)
--- a/res/res_pjsip_session.c
+++ b/res/res_pjsip_session.c
@@ -678,7 +678,10 @@ static int handle_incoming_sdp(struct ast_sip_session *session, const pjmedia_sd
                        if (!stream) {
                                return -1;
                        }
-                       ast_stream_topology_set_stream(session->pending_media_state->topology, i, stream);
+                       if (ast_stream_topology_set_stream(session->pending_media_state->topology, i, stream)) {
+                               ast_stream_free(stream);
+                               return -1;
+                       }
                }
 
                session_media = ast_sip_session_media_state_add(session, session->pending_media_state, ast_media_type_from_str(media), i);
@@ -1745,7 +1748,10 @@ static int sdp_requires_deferral(struct ast_sip_session *session, const pjmedia_
                /* As this is only called on an incoming SDP offer before processing it is not possible
                 * for streams and their media sessions to exist.
                 */
-               ast_stream_topology_set_stream(session->pending_media_state->topology, i, stream);
+               if (ast_stream_topology_set_stream(session->pending_media_state->topology, i, stream)) {
+                       ast_stream_free(stream);
+                       return -1;
+               }
 
                session_media = ast_sip_session_media_state_add(session, session->pending_media_state, ast_media_type_from_str(media), i);
                if (!session_media) {