From: Sami Kerola <kerolasa@iki.fi>
Date: Sun, 3 Apr 2016 16:43:19 +0000 (+0100)
Subject: lib: avoid double free in loopdev.c
X-Git-Tag: v2.28.1~45
X-Git-Url: http://git.ipfire.org/gitweb/gitweb.cgi?a=commitdiff_plain;h=b6384d233e300d42d5d39a39ff2c51f3419de639;p=thirdparty%2Futil-linux.git

lib: avoid double free in loopdev.c

Found with scan-build.

Reviewed-by: Yuriy M. Kaminskiy <yumkam@gmail.com>
Signed-off-by: Sami Kerola <kerolasa@iki.fi>
---

diff --git a/lib/loopdev.c b/lib/loopdev.c
index 9ae61daa95..26c183e8d6 100644
--- a/lib/loopdev.c
+++ b/lib/loopdev.c
@@ -460,6 +460,7 @@ static int loop_scandir(const char *dirname, int **ary, int hasprefix)
 			tmp = realloc(*ary, arylen * sizeof(int));
 			if (!tmp) {
 				free(*ary);
+				*ary = NULL;
 				closedir(dir);
 				return -1;
 			}