From 364be8e7c214106f4c6e3f9f6cb75a54addb237f Mon Sep 17 00:00:00 2001
From: naruse <naruse@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 25 Dec 2014 08:38:14 +0000
Subject: merge revision(s) 48999: [Backport #10646]

	* gc.c (wmap_final_func): fix memory size shortage when realloc wmap.
	  Fix SEGV during finilize of WeakRef on Solaris (though the SEGV
	  could occur on all OS/platforms). [ruby-dev:48779] [Bug #10646]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_2@49001 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 gc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'gc.c')

diff --git a/gc.c b/gc.c
index c75f8637c0..5f67bdec29 100644
--- a/gc.c
+++ b/gc.c
@@ -7672,7 +7672,7 @@ wmap_final_func(st_data_t *key, st_data_t *value, st_data_t arg, int existing)
 	return ST_DELETE;
     }
     if (j < i) {
-	ptr = ruby_sized_xrealloc2(ptr, j, sizeof(VALUE), i);
+	ptr = ruby_sized_xrealloc2(ptr, j + 1, sizeof(VALUE), i);
 	ptr[0] = j;
 	*value = (st_data_t)ptr;
     }
-- 
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