From 761de0ac8ab7a05a099bc2b23699df481dc3ce29 Mon Sep 17 00:00:00 2001
From: MassimilianoPinto <massimiliano.pinto@mariadb.com>
Date: Tue, 21 Oct 2014 17:51:11 +0200
Subject: [PATCH] Removed possible uninitialised pointer value

Removed possible uninitialised pointer value in host parsing for
wildcard
---
 server/core/dbusers.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/server/core/dbusers.c b/server/core/dbusers.c
index 3b2b36361..69edc4acb 100644
--- a/server/core/dbusers.c
+++ b/server/core/dbusers.c
@@ -200,7 +200,7 @@ int add_mysql_users_with_host_ipv4(USERS *users, char *user, char *host, char *p
 		tmp = ret_ip+strlen(ret_ip)-1;
 
 		/* start from Class C */
-		while(*tmp) {
+		while(tmp > ret_ip) {
 			if (*tmp == '%') {
 				/* set only the last IPv4 byte to 1
 				 * avoiding setipadress() failure