From: Stéphane Graber <stgraber@ubuntu.com>
Date: Thu, 5 Dec 2013 22:13:18 +0000 (-0500)
Subject: conffile.c: Also clear text entries with no value
X-Git-Tag: lxc-1.0.0.beta1~53
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d6eca24027daa2a379f6bd2c0f50093a08d4df1d;p=thirdparty%2Flxc.git

conffile.c: Also clear text entries with no value

Signed-off-by: Stéphane Graber <stgraber@ubuntu.com>
Acked-by: Serge E. Hallyn <serge.hallyn@ubuntu.com>
---

diff --git a/src/lxc/confile.c b/src/lxc/confile.c
index 835153b86..5f25e08ce 100644
--- a/src/lxc/confile.c
+++ b/src/lxc/confile.c
@@ -216,8 +216,12 @@ static int config_string_item(char **conf_item, const char *value)
 {
 	char *new_value;
 
-	if (!value || strlen(value) == 0)
+	if (!value || strlen(value) == 0) {
+		if (*conf_item)
+			free(*conf_item);
+		*conf_item = NULL;
 		return 0;
+	}
 
 	new_value = strdup(value);
 	if (!new_value) {