From 83a8b0e9d3cbc43d2a574db31f593f299200dc75 Mon Sep 17 00:00:00 2001
From: Monty <monty@mariadb.org>
Date: Tue, 2 Jan 2018 20:42:42 +0200
Subject: [PATCH] Fixed compiler warning

---
 extra/mariabackup/xtrabackup.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/extra/mariabackup/xtrabackup.cc b/extra/mariabackup/xtrabackup.cc
index 04e33fa389e..375d8845a2a 100644
--- a/extra/mariabackup/xtrabackup.cc
+++ b/extra/mariabackup/xtrabackup.cc
@@ -3030,7 +3030,7 @@ xb_validate_name(
 		exit(EXIT_FAILURE);
 	}
 	p = strpbrk(name, "/\\~");
-	if (p && p - name < NAME_LEN) {
+	if (p && (uint) (p - name) < NAME_LEN) {
 		msg("mariabackup: name `%s` is not valid.\n", name);
 		exit(EXIT_FAILURE);
 	}