[SCSI] qla2xxx: Fix vport delete hang when logins are outstanding.

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

Cc: stable@kernel.org
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>

1 files changed, 3 insertions, 2 deletions

diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c
index 75faf480aa73..260c0300b3e7 100644
--- a/drivers/scsi/qla2xxx/qla_attr.c
+++ b/drivers/scsi/qla2xxx/qla_attr.c
@@ -1877,14 +1877,15 @@ qla24xx_vport_delete(struct fc_vport *fc_vport)
 
         scsi_remove_host(vha->host);
 
+        /* Allow timer to run to drain queued items, when removing vp */
+        qla24xx_deallocate_vp_id(vha);
+
         if (vha->timer_active) {
                 qla2x00_vp_stop_timer(vha);
                 DEBUG15(printk(KERN_INFO "scsi(%ld): timer for the vport[%d]"
                 " = %p has stopped\n", vha->host_no, vha->vp_idx, vha));
         }
 
-        qla24xx_deallocate_vp_id(vha);
-
         /* No pending activities shall be there on the vha now */
         DEBUG(msleep(random32()%10));  /* Just to see if something falls on
                                         * the net we have placed below */