From 8b8bb4ba01d9ea255db09ca0644fedf60771af3e Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Mon, 20 Feb 2017 09:46:12 +0000
Subject: regparse.c: initialize return values

* regparse.c (parse_char_class): initialize return values before
  depth limit check.  returned values will be freed in callers
  regardless the error.  [ruby-core:79624] [Bug #13234]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57660 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 regparse.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'regparse.c')

diff --git a/regparse.c b/regparse.c
index a2d2fcf6a7..1e0dfd99bb 100644
--- a/regparse.c
+++ b/regparse.c
@@ -4572,11 +4572,11 @@ parse_char_class(Node** np, Node** asc_np, OnigToken* tok, UChar** src, UChar* e
   enum CCVALTYPE val_type, in_type;
   int val_israw, in_israw;
 
+  *np = *asc_np = NULL_NODE;
   env->parse_depth++;
   if (env->parse_depth > ParseDepthLimit)
     return ONIGERR_PARSE_DEPTH_LIMIT_OVER;
   prev_cc = asc_prev_cc = (CClassNode* )NULL;
-  *np = *asc_np = NULL_NODE;
   r = fetch_token_in_cc(tok, src, end, env);
   if (r == TK_CHAR && tok->u.c == '^' && tok->escaped == 0) {
     neg = 1;
-- 
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