diff --git a/bridges/bridge_softmix.c b/bridges/bridge_softmix.c
index 31f579334b..a6ee88cdd4 100644
--- a/bridges/bridge_softmix.c
+++ b/bridges/bridge_softmix.c
@@ -149,6 +149,11 @@ static int softmix_bridge_leave(struct ast_bridge *bridge, struct ast_bridge_cha
 {
 	struct softmix_channel *sc = bridge_channel->bridge_pvt;
 
+	if (!(bridge_channel->bridge_pvt)) {
+		return 0;
+	}
+	bridge_channel->bridge_pvt = NULL;
+
 	/* Drop mutex lock */
 	ast_mutex_destroy(&sc->lock);