bus_managers/fdt: check for NULL

Change-Id: Ib33b2591c2966a266e0813e042d388dbe88ef939 Reviewed-on: https://review.haiku-os.org/c/haiku/+/4700 Tested-by: Commit checker robot <[email protected]> Reviewed-by: Adrien Destugues <[email protected]>
2021-11-24 13:39:23 +00:00
parent 191fa37376
commit 493b3fc409
1 changed files with 5 additions and 0 deletions
@@ -188,6 +188,11 @@ fdt_bus_init(device_node* node, void** cookie)
 {
 	TRACE("fdt_bus_init\n");

+	if (gFDT == NULL) {
+		TRACE("FDT is NULL!\n");
+		return B_DEVICE_NOT_FOUND;
+	}
+
 	ObjectDeleter<fdt_bus> bus(new(std::nothrow) fdt_bus());
 	if (!bus.IsSet())
 		return B_NO_MEMORY;