From: Glenn L McGrath <bug1@ihug.co.nz>
Date: Wed, 11 Aug 2004 03:50:30 +0000 (-0000)
Subject: Patch from Tito to fix memory leak upon error.
X-Git-Tag: 1_00_rc3~12
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=18bbd9bf3b222eb85600f895c9a1f7dcb5f8ccef;p=oweals%2Fbusybox.git

Patch from Tito to fix memory leak upon error.
---

diff --git a/libbb/xreadlink.c b/libbb/xreadlink.c
index 21a657dfc..49823fa7f 100644
--- a/libbb/xreadlink.c
+++ b/libbb/xreadlink.c
@@ -24,8 +24,9 @@ extern char *xreadlink(const char *path)
 		buf = xrealloc(buf, bufsize += GROWBY);
 		readsize = readlink(path, buf, bufsize); /* 1st try */
 		if (readsize == -1) {
-                   bb_perror_msg("%s", path);
-		    return NULL;
+			bb_perror_msg("%s", path);
+			free(buf);
+			return NULL;
 		}
 	}
 	while (bufsize < readsize + 1);