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authorFinn Thain <fthain@telegraphics.com.au>2018-09-27 04:17:11 +0300
committerMartin K. Petersen <martin.petersen@oracle.com>2018-09-28 09:19:14 +0300
commit070356513963be6196142acff56acc8359069fa1 (patch)
tree5dd49d0f3e7d8275048f6e52f15e5981ac5de00c /drivers/scsi/NCR5380.c
parent7c8ed783c2faa1e3f741844ffac41340338ea0f4 (diff)
downloadlinux-070356513963be6196142acff56acc8359069fa1.tar.xz
scsi: NCR5380: Use DRIVER_SENSE to indicate valid sense data
When sense data is valid, call set_driver_byte(cmd, DRIVER_SENSE). Otherwise some callers of scsi_execute() will ignore sense data. Don't set DID_ERROR or DID_RESET just because sense data is missing. Tested-by: Michael Schmitz <schmitzmic@gmail.com> Signed-off-by: Finn Thain <fthain@telegraphics.com.au> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/NCR5380.c')
-rw-r--r--drivers/scsi/NCR5380.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/drivers/scsi/NCR5380.c b/drivers/scsi/NCR5380.c
index 5226164cfa65..e96a48b9e86c 100644
--- a/drivers/scsi/NCR5380.c
+++ b/drivers/scsi/NCR5380.c
@@ -513,11 +513,12 @@ static void complete_cmd(struct Scsi_Host *instance,
if (hostdata->sensing == cmd) {
/* Autosense processing ends here */
- if ((cmd->result & 0xff) != SAM_STAT_GOOD) {
+ if (status_byte(cmd->result) != GOOD) {
scsi_eh_restore_cmnd(cmd, &hostdata->ses);
- set_host_byte(cmd, DID_ERROR);
- } else
+ } else {
scsi_eh_restore_cmnd(cmd, &hostdata->ses);
+ set_driver_byte(cmd, DRIVER_SENSE);
+ }
hostdata->sensing = NULL;
}
@@ -2273,7 +2274,6 @@ static int NCR5380_abort(struct scsi_cmnd *cmd)
if (list_del_cmd(&hostdata->autosense, cmd)) {
dsprintk(NDEBUG_ABORT, instance,
"abort: removed %p from sense queue\n", cmd);
- set_host_byte(cmd, DID_ERROR);
complete_cmd(instance, cmd);
}
@@ -2352,7 +2352,6 @@ static int NCR5380_host_reset(struct scsi_cmnd *cmd)
list_for_each_entry(ncmd, &hostdata->autosense, list) {
struct scsi_cmnd *cmd = NCR5380_to_scmd(ncmd);
- set_host_byte(cmd, DID_RESET);
cmd->scsi_done(cmd);
}
INIT_LIST_HEAD(&hostdata->autosense);