* process.c (run_exec_dup2): fix resource leak.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19730 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,7 @@
+Thu Oct  9 23:30:47 2008  Yusuke Endoh  <mame@tsg.ne.jp>
+
+	* process.c (run_exec_dup2): fix resource leak.
+
 Thu Oct  9 23:19:02 2008  Yusuke Endoh  <mame@tsg.ne.jp>
 
 	* process.c (rb_run_exec_options): fix resource leak.

process.c

@@ -1854,7 +1854,7 @@ run_exec_dup2(VALUE ary, VALUE save)
         int j = i;
         while (j != -1 && pairs[j].oldfd != -1 && pairs[j].num_newer == 0) {
             if (save_redirect_fd(pairs[j].newfd, save) < 0)
-                return -1;
+                goto fail;
             ret = redirect_dup2(pairs[j].oldfd, pairs[j].newfd);
             if (ret == -1)
                 goto fail;