* ext/zlib/zlib.c (zstream_expand_buffer_without_gvl): Use

ruby_xrealloc() to avoid crash with CALC_EXACT_MALLOC_SIZE.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@36325 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,8 @@
+Fri Jul  6 04:05:59 2012  Eric Hodel  <drbrain@segment7.net>
+
+	* ext/zlib/zlib.c (zstream_expand_buffer_without_gvl):  Use
+	  ruby_xrealloc() to avoid crash with CALC_EXACT_MALLOC_SIZE.
+
 Thu Jul  5 17:32:19 2012  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* internal.h: move ThreadShield declarations from intern.h.

ext/zlib/zlib.c

@@ -679,7 +679,7 @@ zstream_expand_buffer_without_gvl(struct zstream *z)
 
 	len = z->buf_filled + inc;
 
-	new_str = realloc(RSTRING(z->buf)->as.heap.ptr, len + 1);
+	new_str = ruby_xrealloc(RSTRING(z->buf)->as.heap.ptr, len + 1);
 
 	if (!new_str)
 	    return 0;