Fix problem of duplicate mid attribute in Janus SDPs (fixes #2917)

meetecho · Mar 8, 2022 · d9e0213 · d9e0213
1 parent 71c5c07
commit d9e0213
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/src/sdp.c b/src/sdp.c
@@ -683,6 +683,12 @@ int janus_sdp_process_local(void *ice_handle, janus_sdp *remote_sdp, gboolean up
 					}
 					if(handle->pc_mid == NULL)
 						handle->pc_mid = g_strdup(a->value);
+					/* Remove this mid attribute, the core will add it again later */
+					GList *mid_attr = tempA;
+					tempA = tempA->next;
+					m->attributes = g_list_remove_link(m->attributes, mid_attr);
+					g_list_free_full(mid_attr, (GDestroyNotify)janus_sdp_attribute_destroy);
+					continue;
 				}
 			}
 			tempA = tempA->next;