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[SCSI] 3w-xxxx: Create sense buffer for unsupported commands 

Make the driver return appropriate sense data when an unsupported
operation is queued. This will cause the SCSI layer to stop issuing the
offending command.

Reported-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Acked-by: Adam Radford <aradford@gmail.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
This commit is contained in:
Martin K. Petersen 2013-04-29 12:13:01 -04:00 committed by James Bottomley
parent 56f2a8016e
commit 28ce280fe4
1 changed files with 3 additions and 1 deletions
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4
drivers/scsi/3w-xxxx.c
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@ -216,6 +216,7 @@
#include <scsi/scsi_host.h>
#include <scsi/scsi_tcq.h>
#include <scsi/scsi_cmnd.h>
#include <scsi/scsi_eh.h>
#include "3w-xxxx.h"
/* Globals */
@ -2009,7 +2010,8 @@ static int tw_scsi_queue_lck(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_c
printk(KERN_NOTICE "3w-xxxx: scsi%d: Unknown scsi opcode: 0x%x\n", tw_dev->host->host_no, *command);
tw_dev->state[request_id] = TW_S_COMPLETED;
tw_state_request_finish(tw_dev, request_id);
SCpnt->result = (DID_BAD_TARGET << 16);
SCpnt->result = (DRIVER_SENSE << 24) | SAM_STAT_CHECK_CONDITION;
scsi_build_sense_buffer(1, SCpnt->sense_buffer, ILLEGAL_REQUEST, 0x20, 0);
done(SCpnt);
retval = 0;
}