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Merge branch 'upstream'
[pandora-kernel.git]
/
drivers
/
scsi
/
libata-scsi.c
diff --git
a/drivers/scsi/libata-scsi.c
b/drivers/scsi/libata-scsi.c
index
cfbceb5
..
0e65bfe
100644
(file)
--- a/
drivers/scsi/libata-scsi.c
+++ b/
drivers/scsi/libata-scsi.c
@@
-985,9
+985,13
@@
static unsigned int ata_scsi_verify_xlat(struct ata_queued_cmd *qc, const u8 *sc
if (dev->flags & ATA_DFLAG_LBA) {
tf->flags |= ATA_TFLAG_LBA;
if (dev->flags & ATA_DFLAG_LBA) {
tf->flags |= ATA_TFLAG_LBA;
- if (dev->flags & ATA_DFLAG_LBA48) {
- if (n_block > (64 * 1024))
- goto invalid_fld;
+ if (lba_28_ok(block, n_block)) {
+ /* use LBA28 */
+ tf->command = ATA_CMD_VERIFY;
+ tf->device |= (block >> 24) & 0xf;
+ } else if (lba_48_ok(block, n_block)) {
+ if (!(dev->flags & ATA_DFLAG_LBA48))
+ goto out_of_range;
/* use LBA48 */
tf->flags |= ATA_TFLAG_LBA48;
/* use LBA48 */
tf->flags |= ATA_TFLAG_LBA48;
@@
-998,15
+1002,9
@@
static unsigned int ata_scsi_verify_xlat(struct ata_queued_cmd *qc, const u8 *sc
tf->hob_lbah = (block >> 40) & 0xff;
tf->hob_lbam = (block >> 32) & 0xff;
tf->hob_lbal = (block >> 24) & 0xff;
tf->hob_lbah = (block >> 40) & 0xff;
tf->hob_lbam = (block >> 32) & 0xff;
tf->hob_lbal = (block >> 24) & 0xff;
- } else {
- if (n_block > 256)
- goto invalid_fld;
-
- /* use LBA28 */
- tf->command = ATA_CMD_VERIFY;
-
- tf->device |= (block >> 24) & 0xf;
- }
+ } else
+ /* request too large even for LBA48 */
+ goto out_of_range;
tf->nsect = n_block & 0xff;
tf->nsect = n_block & 0xff;
@@
-1019,8
+1017,8
@@
static unsigned int ata_scsi_verify_xlat(struct ata_queued_cmd *qc, const u8 *sc
/* CHS */
u32 sect, head, cyl, track;
/* CHS */
u32 sect, head, cyl, track;
- if (
n_block > 256
)
- goto
invalid_fld
;
+ if (
!lba_28_ok(block, n_block)
)
+ goto
out_of_range
;
/* Convert LBA to CHS */
track = (u32)block / dev->sectors;
/* Convert LBA to CHS */
track = (u32)block / dev->sectors;
@@
-1139,9
+1137,11
@@
static unsigned int ata_scsi_rw_xlat(struct ata_queued_cmd *qc, const u8 *scsicm
if (dev->flags & ATA_DFLAG_LBA) {
tf->flags |= ATA_TFLAG_LBA;
if (dev->flags & ATA_DFLAG_LBA) {
tf->flags |= ATA_TFLAG_LBA;
- if (dev->flags & ATA_DFLAG_LBA48) {
- /* The request -may- be too large for LBA48. */
- if ((block >> 48) || (n_block > 65536))
+ if (lba_28_ok(block, n_block)) {
+ /* use LBA28 */
+ tf->device |= (block >> 24) & 0xf;
+ } else if (lba_48_ok(block, n_block)) {
+ if (!(dev->flags & ATA_DFLAG_LBA48))
goto out_of_range;
/* use LBA48 */
goto out_of_range;
/* use LBA48 */
@@
-1152,15
+1152,9
@@
static unsigned int ata_scsi_rw_xlat(struct ata_queued_cmd *qc, const u8 *scsicm
tf->hob_lbah = (block >> 40) & 0xff;
tf->hob_lbam = (block >> 32) & 0xff;
tf->hob_lbal = (block >> 24) & 0xff;
tf->hob_lbah = (block >> 40) & 0xff;
tf->hob_lbam = (block >> 32) & 0xff;
tf->hob_lbal = (block >> 24) & 0xff;
- } else {
- /* use LBA28 */
-
- /* The request -may- be too large for LBA28. */
- if ((block >> 28) || (n_block > 256))
- goto out_of_range;
-
- tf->device |= (block >> 24) & 0xf;
- }
+ } else
+ /* request too large even for LBA48 */
+ goto out_of_range;
if (unlikely(ata_rwcmd_protocol(qc) < 0))
goto invalid_fld;
if (unlikely(ata_rwcmd_protocol(qc) < 0))
goto invalid_fld;
@@
-1178,7
+1172,7
@@
static unsigned int ata_scsi_rw_xlat(struct ata_queued_cmd *qc, const u8 *scsicm
u32 sect, head, cyl, track;
/* The request -may- be too large for CHS addressing. */
u32 sect, head, cyl, track;
/* The request -may- be too large for CHS addressing. */
- if (
(block >> 28) || (n_block > 256
))
+ if (
!lba_28_ok(block, n_block
))
goto out_of_range;
if (unlikely(ata_rwcmd_protocol(qc) < 0))
goto out_of_range;
if (unlikely(ata_rwcmd_protocol(qc) < 0))