From: Quinn Tran <qutran@xxxxxxxxxxx>
commit dd322b7f3efc8cda085bb60eadc4aee6324eadd8 upstream.
This patch fixes driver unload hang by removing msleep()
Fixes: d74595278f4ab ("scsi: qla2xxx: Add multiple queue pair functionality.")
Cc: stable@xxxxxxxxxxxxxxx
Link: https://lore.kernel.org/r/20191105150657.8092-5-hmadhani@xxxxxxxxxxx
Reviewed-by: Ewan D. Milne <emilne@xxxxxxxxxx>
Signed-off-by: Quinn Tran <qutran@xxxxxxxxxxx>
Signed-off-by: Himanshu Madhani <hmadhani@xxxxxxxxxxx>
Signed-off-by: Martin K. Petersen <martin.petersen@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/scsi/qla2xxx/qla_init.c | 2 --
1 file changed, 2 deletions(-)
--- a/drivers/scsi/qla2xxx/qla_init.c
+++ b/drivers/scsi/qla2xxx/qla_init.c
@@ -9092,8 +9092,6 @@ int qla2xxx_delete_qpair(struct scsi_qla
struct qla_hw_data *ha = qpair->hw;
qpair->delete_in_progress = 1;
- while (atomic_read(&qpair->ref_count))
- msleep(500);
ret = qla25xx_delete_req_que(vha, qpair->req);
if (ret != QLA_SUCCESS)
