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scsi: scsi_error: Do not retry illegal function error

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Hitachi USP-V returns 'ILLEGAL FUNCTION' when the internal staging
mechanism encountered an error. These errors should not be retried on
another path.

[mkp: s/invalid/illegal/]

Signed-off-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Hannes Reinecke 2017-10-17 09:10:56 +02:00 committed by Martin K. Petersen
parent 909cf3e16a
commit a8bbb2ab4e
1 changed files with 1 additions and 0 deletions
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1
drivers/scsi/scsi_error.c
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@ -579,6 +579,7 @@ int scsi_check_sense(struct scsi_cmnd *scmd)
case ILLEGAL_REQUEST:
if (sshdr.asc == 0x20 || /* Invalid command operation code */
sshdr.asc == 0x21 || /* Logical block address out of range */
sshdr.asc == 0x22 || /* Invalid function */
sshdr.asc == 0x24 || /* Invalid field in cdb */
sshdr.asc == 0x26) { /* Parameter value invalid */
set_host_byte(scmd, DID_TARGET_FAILURE);