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[PATCH] libata: fix ata_scsi_pass_thru error handling 

This patch makes ata_scsi_pass_thru() properly set result code and
sense data on translation failures.

Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
This commit is contained in:
Tejun Heo 2005-12-02 11:49:11 +09:00 committed by Jeff Garzik
parent 3b6efee923
commit 9a40525788
1 changed files with 7 additions and 2 deletions
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9
drivers/scsi/libata-scsi.c
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@ -2239,7 +2239,7 @@ ata_scsi_pass_thru(struct ata_queued_cmd *qc, const u8 *scsicmd)
struct scsi_cmnd *cmd = qc->scsicmd;
if ((tf->protocol = ata_scsi_map_proto(scsicmd[1])) == ATA_PROT_UNKNOWN)
return 1;
goto invalid_fld;
/*
* 12 and 16 byte CDBs use different offsets to
@ -2301,7 +2301,7 @@ ata_scsi_pass_thru(struct ata_queued_cmd *qc, const u8 *scsicmd)
*/
if ((tf->command == ATA_CMD_SET_FEATURES)
&& (tf->feature == SETFEATURES_XFER))
return 1;
goto invalid_fld;
/*
* Set flags so that all registers will be written,
@ -2322,6 +2322,11 @@ ata_scsi_pass_thru(struct ata_queued_cmd *qc, const u8 *scsicmd)
qc->nsect = cmd->bufflen / ATA_SECT_SIZE;
return 0;
invalid_fld:
ata_scsi_set_sense(qc->scsicmd, ILLEGAL_REQUEST, 0x24, 0x00);
/* "Invalid field in cdb" */
return 1;
}
/**