Patch from Tito to fix memory leak upon error.

git-svn-id: svn://busybox.net/trunk/busybox@9085 69ca8d6d-28ef-0310-b511-8ec308f3f277

1 files changed, 3 insertions, 2 deletions

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);