tomoyo_mini_stat: switch to umode_t

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/security/tomoyo/common.h b/security/tomoyo/common.h
index ed311d7..deeab7b 100644
--- a/security/tomoyo/common.h
+++ b/security/tomoyo/common.h
@@ -564,7 +564,7 @@
 	uid_t uid;
 	gid_t gid;
 	ino_t ino;
-	mode_t mode;
+	umode_t mode;
 	dev_t dev;
 	dev_t rdev;
 };