* ext/syck/node.c (syck_replace_str2): fix wrong check to free ptr.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19297 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,7 @@
+Fri Sep 12 01:21:22 2008  Yusuke Endoh  <mame@tsg.ne.jp>
+
+	* ext/syck/node.c (syck_replace_str2): fix wrong check to free ptr.
+
 Thu Sep 11 20:18:24 2008  Masaki Suketa  <masaki.suketa@nifty.ne.jp>
 
 	* test/win32ole/test_err_in_callback.rb (teardown): get rid

ext/syck/node.c

@@ -128,7 +128,7 @@ syck_replace_str( SyckNode *n, char *str, enum scalar_style style )
 void
 syck_replace_str2( SyckNode *n, char *str, long len, enum scalar_style style )
 {
-    if ( n->data.str != NULL ) 
+    if ( n->data.str->ptr != NULL ) 
     {
         S_FREE( n->data.str->ptr );
         n->data.str->ptr = NULL;