qla2xxx: Fix vport delete hang when logins are outstanding.

qla2xxx: Fix vport delete hang when logins are outstanding.

BugLink: http://bugs.launchpad.net/bugs/793702

commit 9f40682e2857a3c2ddb80a87b185af3c6a708346 upstream.

Timer is required to flush out entries that may be present in work queues.

Signed-off-by: Arun Easi <arun.easi@qlogic.com>
Signed-off-by: Madhuranath Iyengar <Madhu.Iyengar@qlogic.com>
Signed-off-by: James Bottomley <jbottomley@parallels.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: Tim Gardner <tim.gardner@canonical.com>