From 00716bee784e4f405707a38e8709e71490c7d1bb Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Wed, 31 Jan 2018 17:35:27 +0000
Subject: [PATCH] io.c: fix comparison subject

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62147 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 io.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/io.c b/io.c
index eb12d95fe4..a1158a2b86 100644
--- a/io.c
+++ b/io.c
@@ -6202,7 +6202,7 @@ fptr_copy_finalizer(rb_io_t *fptr, const rb_io_t *orig)
 #if defined(__CYGWIN__) || !defined(HAVE_WORKING_FORK)
     void (*const old_finalize)(struct rb_io_t*,int) = fptr->finalize;
 
-    if (old_finalize == fptr->finalize) return;
+    if (old_finalize == orig->finalize) return;
 #endif
 
     fptr->finalize = orig->finalize;