This fixes a case where iscsi-scstd will go into busy-waiting loop
on some occasions because it would not detect disconnect correctly
Signed-off-by: Yan Burman <yanb@mellanox.com>
git-svn-id: http://svn.code.sf.net/p/scst/svn/branches/iser@5999 d57e44dd-8a1f-0410-8b47-8ef2f437770f