Re: [PATCH 4.14 199/496] scsi: core: return BLK_STS_OK for DID_OK in __scsi_error_from_host_byte()

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question:
drop because of upstream's

cbe095e2b584 ("Revert "scsi: core: return BLK_STS_OK for DID_OK in __scsi_error_from_host_byte()"")
Fixes: e39a97353e53 ("scsi: core: return BLK_STS_OK for DID_OK in
__scsi_error_from_host_byte()")

as in stable-queue's

c40541008b93 ("drop a scsi patch from 4.14")

?

On 05/28/2018 11:59 AM, Greg Kroah-Hartman wrote:
4.14-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Hannes Reinecke <hare@xxxxxxx>

[ Upstream commit e39a97353e5378eb46bf01679799c5704d397f32 ]

When converting __scsi_error_from_host_byte() to BLK_STS error codes the
case DID_OK was forgotten, resulting in it always returning an error.

Fixes: 2a842acab109 ("block: introduce new block status code type")
Cc: Doug Gilbert <dgilbert@xxxxxxxxxxxx>
Signed-off-by: Hannes Reinecke <hare@xxxxxxxx>
Reviewed-by: Douglas Gilbert <dgilbert@xxxxxxxxxxxx>
Signed-off-by: Martin K. Petersen <martin.petersen@xxxxxxxxxx>
Signed-off-by: Sasha Levin <alexander.levin@xxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
  drivers/scsi/scsi_lib.c |    2 ++
  1 file changed, 2 insertions(+)

--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -720,6 +720,8 @@ static blk_status_t __scsi_error_from_ho
  		int result)
  {
  	switch (host_byte(result)) {
+	case DID_OK:
+		return BLK_STS_OK;
  	case DID_TRANSPORT_FAILFAST:
  		return BLK_STS_TRANSPORT;
  	case DID_TARGET_FAILURE:




--
Mit freundlichen Gruessen / Kind regards
Steffen Maier

Linux on IBM Z Development

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