From: Ulrich Drepper <drepper@redhat.com>
Date: Tue, 12 Oct 2010 13:00:33 +0000 (-0400)
Subject: One more regex memory leak fixed.
X-Git-Tag: glibc-2.13~79
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=b833d51fbbf78b38c6ff68074c22d3fe3ddd0ce3;p=platform%2Fupstream%2Fglibc.git

One more regex memory leak fixed.
---

diff --git a/ChangeLog b/ChangeLog
index 2192364..e2a4a70 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2010-10-12  Ulrich Drepper  <drepper@redhat.com>
+
+	[BZ #12078]
+	* posix/regcomp.c (parse_branch): One more memory leak plugged.
+	* posix/bug-regex31.input: Add test case.
+
 2010-10-11  Ulrich Drepper  <drepper@gmail.com>
 
 	* posix/bug-regex31.c: Rewrite to run multiple tests from stdin.
diff --git a/posix/bug-regex31.input b/posix/bug-regex31.input
index eea961c..3d1f531 100644
--- a/posix/bug-regex31.input
+++ b/posix/bug-regex31.input
@@ -1,3 +1,4 @@
+[[][
 ([0]
 ([0]a
 ([0]([0])
diff --git a/posix/regcomp.c b/posix/regcomp.c
index 4ee7b90..b238c08 100644
--- a/posix/regcomp.c
+++ b/posix/regcomp.c
@@ -2160,6 +2160,8 @@ parse_branch (re_string_t *regexp, regex_t *preg, re_token_t *token,
       exp = parse_expression (regexp, preg, token, syntax, nest, err);
       if (BE (*err != REG_NOERROR && exp == NULL, 0))
 	{
+	  if (tree != NULL)
+	    postorder (tree, free_tree, NULL);
 	  return NULL;
 	}
       if (tree != NULL && exp != NULL)