When the fcport is about to be deleted we should return EBUSY instead
of ENODEV. Only for EBUSY the request will be requeued in a multipath
setup.

Also in case we have a valid qpair but the firmware has not yet
started return EBUSY to avoid dropping the request.

Signed-off-by: Daniel Wagner <dwag...@suse.de>
---

v2: rebased on mkp/staging

 drivers/scsi/qla2xxx/qla_nvme.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/scsi/qla2xxx/qla_nvme.c b/drivers/scsi/qla2xxx/qla_nvme.c
index 2cd9bd288910..fded1e3bc9e0 100644
--- a/drivers/scsi/qla2xxx/qla_nvme.c
+++ b/drivers/scsi/qla2xxx/qla_nvme.c
@@ -555,8 +555,11 @@ static int qla_nvme_post_cmd(struct nvme_fc_local_port 
*lport,
 
        fcport = qla_rport->fcport;
 
-       if (!qpair || !fcport || (qpair && !qpair->fw_started) ||
+       if ((qpair && !qpair->fw_started) ||
            (fcport && fcport->deleted))
+               return -EBUSY;
+
+       if (!qpair || !fcport)
                return -ENODEV;
 
        vha = fcport->vha;
-- 
2.16.4

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