FS-5085

src/mod/endpoints/mod_loopback/mod_loopback.c

@@ -1000,7 +1000,7 @@ static switch_status_t loopback_bowout_on_execute_state_handler(switch_core_sess
 
 		tech_pvt = switch_core_session_get_private(session);
 
-		switch_core_session_read_lock(tech_pvt->other_session);
+		if (switch_core_session_read_lock(tech_pvt->other_session) == SWITCH_STATUS_SUCCESS) {
 			b_channel = switch_core_session_get_channel(tech_pvt->other_session);
 
 			/* Wait for b_channel to be fully bridged */
@@ -1035,10 +1035,11 @@ static switch_status_t loopback_bowout_on_execute_state_handler(switch_core_sess
 			}
 
 			switch_core_session_rwunlock(tech_pvt->other_session);
+		}
 		
 		switch_core_event_hook_remove_state_change(session, loopback_bowout_on_execute_state_handler);
-
 	}
+
 	return SWITCH_STATUS_SUCCESS;
 }