From baef823cd550449bfbcc36625b9571389d8ad1af Mon Sep 17 00:00:00 2001
From: Sebastian Huber <sebastian.huber@embedded-brains.de>
Date: Wed, 13 Sep 2017 09:22:19 +0200
Subject: libio: Add hold/drop iop reference

Check iop reference count in close() and return -1 with errno set to
EBUSY in case the file descriptor is still in use.

Update #3132.
---
 cpukit/libcsupport/src/fpathconf.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'cpukit/libcsupport/src/fpathconf.c')

diff --git a/cpukit/libcsupport/src/fpathconf.c b/cpukit/libcsupport/src/fpathconf.c
index db323136c7..d08ac9c776 100644
--- a/cpukit/libcsupport/src/fpathconf.c
+++ b/cpukit/libcsupport/src/fpathconf.c
@@ -82,9 +82,11 @@ long fpathconf(
       return_value = the_limits->posix_sync_io;
       break;
     default:
-      rtems_set_errno_and_return_minus_one( EINVAL );
+      errno = EINVAL;
+      return_value = -1;
       break;
   }
 
+  rtems_libio_iop_drop( iop );
   return return_value;
 }
-- 
cgit v1.2.3