From f23561573c771a3d3549cced0f1aac58c828fba0 Mon Sep 17 00:00:00 2001
From: jbjohnso <jbjohnso@8638fb3e-16cb-4fca-ae20-7b5d299a9bcd>
Date: Mon, 1 Oct 2012 19:52:10 +0000
Subject: [PATCH] umount -l when a loop devices is involved may be problematic

git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@13924 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd
---
 xCAT-server/lib/xcat/plugins/copycds.pm | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/xCAT-server/lib/xcat/plugins/copycds.pm b/xCAT-server/lib/xcat/plugins/copycds.pm
index 17d9396e0..2cb95f44b 100644
--- a/xCAT-server/lib/xcat/plugins/copycds.pm
+++ b/xCAT-server/lib/xcat/plugins/copycds.pm
@@ -101,7 +101,8 @@ sub process_request {
 
     if (system("mount $mntopts '$file' /mnt/xcat")) {
 	eval { $callback->({error=>"copycds was unable to mount $file to /mnt/xcat.",errorcode=>[1]}) };
-        system("umount -l /mnt/xcat"); 
+        chdir("/");
+        system("umount /mnt/xcat"); 
       	return;
     }
     eval {
@@ -146,7 +147,8 @@ sub process_request {
     chdir($existdir);
     while (wait() > 0) { yield(); } #Make sure all children exit before trying umount
     };
-    system("umount -l /mnt/xcat");
+    chdir("/");
+    system("umount /mnt/xcat");
     unless ($identified) {
        $callback->({error=>["copycds could not identify the ISO supplied, you may wish to try -n <osver>"],errorcode=>[1]});
     }