From 28ce280fe46f0ba90c7df26d9fa5ba21a2e8a6bc Mon Sep 17 00:00:00 2001
From: "Martin K. Petersen" <martin.petersen@oracle.com>
Date: Mon, 29 Apr 2013 12:13:01 -0400
Subject: [PATCH] [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>
---
 drivers/scsi/3w-xxxx.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/scsi/3w-xxxx.c b/drivers/scsi/3w-xxxx.c
index 56662ae03dea..b9276d10b25c 100644
--- a/drivers/scsi/3w-xxxx.c
+++ b/drivers/scsi/3w-xxxx.c
@@ -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;
 	}
-- 
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