From: Serge Hallyn <serge.hallyn@ubuntu.com>
Date: Tue, 15 Apr 2014 20:49:36 +0000 (-0500)
Subject: cppcheck: fix unchecked realloc in lxc_info.c
X-Git-Tag: lxc-1.1.0.alpha1~146
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5135b555bb3b406288cb24da8425daeaf3e38dde;p=thirdparty%2Flxc.git

cppcheck: fix unchecked realloc in lxc_info.c

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

diff --git a/src/lxc/lxc_info.c b/src/lxc/lxc_info.c
index 24d6f9bd9..e1e39c06a 100644
--- a/src/lxc/lxc_info.c
+++ b/src/lxc/lxc_info.c
@@ -50,9 +50,13 @@ static int filter_count = 0;
 
 static int my_parser(struct lxc_arguments* args, int c, char* arg)
 {
+	char **newk;
 	switch (c) {
 	case 'c':
-		key = realloc(key, keys+1 * sizeof(key[0]));
+		newk = realloc(key, keys+1 * sizeof(key[0]));
+		if (!newk)
+			return -1;
+		key = newk;
 		key[keys] = arg;
 		keys++;
 		break;