From 7043110550f19c1556ad18dc4d63b1c9eaf9e4fd Mon Sep 17 00:00:00 2001 From: Brian King Date: Mon, 19 Oct 2009 15:07:48 -0500 Subject: [PATCH] [SCSI] ibmvfc: Fix locking in ibmvfc_remove Need to grab the host lock around the call to ibmvfc_link_down. Signed-off-by: Brian King Signed-off-by: James Bottomley --- drivers/scsi/ibmvscsi/ibmvfc.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/scsi/ibmvscsi/ibmvfc.c b/drivers/scsi/ibmvscsi/ibmvfc.c index c35d8054dbbb..d37230faf086 100644 --- a/drivers/scsi/ibmvscsi/ibmvfc.c +++ b/drivers/scsi/ibmvscsi/ibmvfc.c @@ -4420,7 +4420,11 @@ static int ibmvfc_remove(struct vio_dev *vdev) ENTER; ibmvfc_remove_trace_file(&vhost->host->shost_dev.kobj, &ibmvfc_trace_attr); + + spin_lock_irqsave(vhost->host->host_lock, flags); ibmvfc_link_down(vhost, IBMVFC_HOST_OFFLINE); + spin_unlock_irqrestore(vhost->host->host_lock, flags); + ibmvfc_wait_while_resetting(vhost); ibmvfc_release_crq_queue(vhost); kthread_stop(vhost->work_thread); -- 2.20.1