From 96c078c34029bbc525085c4072b7e1ebcc9ec5a3 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Fri, 11 Feb 2011 10:45:34 +0000
Subject: * eval.c (ruby_cleanup): use rb_ary_free to free internal object. *
 gc.h (RUBY_FREE_UNLESS_NULL): get rid of double free.   [ruby-core:35192]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@30840 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 gc.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'gc.h')

diff --git a/gc.h b/gc.h
index e782ad44c7..df2cf7dd79 100644
--- a/gc.h
+++ b/gc.h
@@ -58,7 +58,7 @@ rb_gc_debug_body(const char *mode, const char *msg, int st, void *ptr)
 #endif
 
 #define RUBY_MARK_UNLESS_NULL(ptr) if(RTEST(ptr)){rb_gc_mark(ptr);}
-#define RUBY_FREE_UNLESS_NULL(ptr) if(ptr){ruby_xfree(ptr);}
+#define RUBY_FREE_UNLESS_NULL(ptr) if(ptr){ruby_xfree(ptr);(ptr)=NULL;}
 
 #if STACK_GROW_DIRECTION > 0
 # define STACK_UPPER(x, a, b) (a)
-- 
cgit v1.2.3