From: Victor Julien <victor@inliniac.net>
Date: Wed, 25 Nov 2015 11:17:51 +0000 (+0100)
Subject: rule vars: fix compiler warning
X-Git-Tag: suricata-3.0RC1~2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d77e4030249598bb1b6bb39aca46780bdc474817;p=thirdparty%2Fsuricata.git

rule vars: fix compiler warning
---

diff --git a/src/util-rule-vars.c b/src/util-rule-vars.c
index f3b5604fbe..57347f4ff8 100644
--- a/src/util-rule-vars.c
+++ b/src/util-rule-vars.c
@@ -75,7 +75,7 @@ char *SCRuleVarsGetConfVar(const DetectEngineCtx *de_ctx,
     if (conf_var_name == NULL)
         goto end;
 
-    while (conf_var_name[0] != '\0' && isspace(conf_var_name[0])) {
+    while (conf_var_name[0] != '\0' && isspace((unsigned char)conf_var_name[0])) {
         conf_var_name++;
     }