staging: vchiq_core: Replace remaining BUG_ON with WARN_ON

This replaces all remaining BUG_ON with WARN_ON. So in case of
a VCHIQ bug the system is still usable.
Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.c

@@ -313,7 +313,7 @@ unlock_service(VCHIQ_SERVICE_T *service)
 	if (!service->ref_count) {
 		VCHIQ_STATE_T *state = service->state;
 
-		BUG_ON(service->srvstate != VCHIQ_SRVSTATE_FREE);
+		WARN_ON(service->srvstate != VCHIQ_SRVSTATE_FREE);
 		state->services[service->localport] = NULL;
 	} else {
 		service = NULL;
@@ -839,7 +839,7 @@ queue_message(VCHIQ_STATE_T *state, VCHIQ_SERVICE_T *service,
 			return VCHIQ_ERROR;
 		}
 
-		BUG_ON((flags & (QMFLAGS_NO_MUTEX_LOCK |
+		WARN_ON((flags & (QMFLAGS_NO_MUTEX_LOCK |
 				  QMFLAGS_NO_MUTEX_UNLOCK)) != 0);
 
 		if (service->closing) {
@@ -939,7 +939,7 @@ queue_message(VCHIQ_STATE_T *state, VCHIQ_SERVICE_T *service,
 			header, size, VCHIQ_MSG_SRCPORT(msgid),
 			VCHIQ_MSG_DSTPORT(msgid));
 
-		BUG_ON((flags & (QMFLAGS_NO_MUTEX_LOCK |
+		WARN_ON((flags & (QMFLAGS_NO_MUTEX_LOCK |
 				  QMFLAGS_NO_MUTEX_UNLOCK)) != 0);
 
 		callback_result =
@@ -3204,7 +3204,7 @@ vchiq_close_service(VCHIQ_SERVICE_HANDLE_T handle)
 	if (current == service->state->slot_handler_thread) {
 		status = vchiq_close_service_internal(service,
 			0/*!close_recvd*/);
-		BUG_ON(status == VCHIQ_RETRY);
+		WARN_ON(status == VCHIQ_RETRY);
 	} else {
 	/* Mark the service for termination by the slot handler */
 		request_poll(service->state, service, VCHIQ_POLL_TERMINATE);
@@ -3266,7 +3266,7 @@ vchiq_remove_service(VCHIQ_SERVICE_HANDLE_T handle)
 
 		status = vchiq_close_service_internal(service,
 			0/*!close_recvd*/);
-		BUG_ON(status == VCHIQ_RETRY);
+		WARN_ON(status == VCHIQ_RETRY);
 	} else {
 		/* Mark the service for removal by the slot handler */
 		request_poll(service->state, service, VCHIQ_POLL_REMOVE);