From 5f8a317492cf2dc67de62231ae7674bd988fb875 Mon Sep 17 00:00:00 2001
From: "Michael I. Bushnell" <mib@gnu.org>
Date: Wed, 13 Jul 1994 19:50:23 +0000
Subject: entered into RCS

---
 libdiskfs/file-getcontrol.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/libdiskfs/file-getcontrol.c b/libdiskfs/file-getcontrol.c
index 6c53a12f..4ea2ae8e 100644
--- a/libdiskfs/file-getcontrol.c
+++ b/libdiskfs/file-getcontrol.c
@@ -33,7 +33,11 @@ diskfs_S_file_getcontrol (struct protid *cred,
     error = EPERM;
   else
     {
-      *control = ports_get_right (diskfs_control_port);
+      spin_lock (&_diskfs_control_lock);
+      _diskfs_ncontrol_ports++;
+      spin_lock (&_diskfs_control_lock);
+      *control = ports_get_right (ports_allocate_port
+				  (sizeof (struct port_info), PT_CTL));
       *controltype = MACH_MSG_TYPE_MAKE_SEND;
     }
 
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