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authorUlrich Drepper <drepper@gmail.com>2010-10-11 22:46:44 -0400
committerUlrich Drepper <drepper@gmail.com>2010-10-11 22:46:44 -0400
commite9b9cbf5e9bdcda6f0b50456658bac748202dd70 (patch)
treef7c25be42fb102aa3f4d7d611e14ac6d84b82eca /posix/regcomp.c
parentef06edbee6463061a7f3dcbd2f56a625b41a4810 (diff)
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More regex memory leak fixes and tests.
Diffstat (limited to 'posix/regcomp.c')
-rw-r--r--posix/regcomp.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/posix/regcomp.c b/posix/regcomp.c
index 9f5ca2cd0e..4ee7b90ace 100644
--- a/posix/regcomp.c
+++ b/posix/regcomp.c
@@ -2164,12 +2164,15 @@ parse_branch (re_string_t *regexp, regex_t *preg, re_token_t *token,
}
if (tree != NULL && exp != NULL)
{
- tree = create_tree (dfa, tree, exp, CONCAT);
- if (tree == NULL)
+ bin_tree_t *newtree = create_tree (dfa, tree, exp, CONCAT);
+ if (newtree == NULL)
{
+ postorder (exp, free_tree, NULL);
+ postorder (tree, free_tree, NULL);
*err = REG_ESPACE;
return NULL;
}
+ tree = newtree;
}
else if (tree == NULL)
tree = exp;
@@ -2420,7 +2423,7 @@ parse_sub_exp (re_string_t *regexp, regex_t *preg, re_token_t *token,
if (BE (*err == REG_NOERROR && token->type != OP_CLOSE_SUBEXP, 0))
{
if (tree != NULL)
- free_tree (NULL, tree);
+ postorder (tree, free_tree, NULL);
*err = REG_EPAREN;
}
if (BE (*err != REG_NOERROR, 0))