diff --git a/fs/open.c b/fs/open.c
index 40d1fa2..31191bf 100644
--- a/fs/open.c
+++ b/fs/open.c
@@ -959,6 +959,8 @@
 	int error;
 	struct file *f;
 
+	validate_creds(cred);
+
 	/*
 	 * We must always pass in a valid mount pointer.   Historically
 	 * callers got away with not passing it, but we must enforce this at