Use get_unaligned_be16() instead of using hardcoded accesses to
16-bits big endian cdb fields.
Signed-off-by: Damien Le Moal <damien.lemoal@xxxxxxxxxxxxxxxxxx>
---
drivers/ata/libata-scsi.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c
index c73e94c06147..515c5599cece 100644
--- a/drivers/ata/libata-scsi.c
+++ b/drivers/ata/libata-scsi.c
@@ -3672,7 +3672,7 @@ static unsigned int ata_scsi_mode_select_xlat(struct ata_queued_cmd *qc)
goto invalid_fld;
}
- len = (cdb[7] << 8) + cdb[8];
+ len = get_unaligned_be16(&cdb[7]);
hdr_len = 8;
}
@@ -3698,7 +3698,7 @@ static unsigned int ata_scsi_mode_select_xlat(struct ata_queued_cmd *qc)
if (six_byte)
bd_len = p[3];
else
- bd_len = (p[6] << 8) + p[7];
+ bd_len = get_unaligned_be16(&p[6]);
len -= hdr_len;
p += hdr_len;
@@ -3722,7 +3722,7 @@ static unsigned int ata_scsi_mode_select_xlat(struct ata_queued_cmd *qc)
goto invalid_param_len;
spg = p[1];
- pg_len = (p[2] << 8) | p[3];
+ pg_len = get_unaligned_be16(&p[2]);
p += 4;
len -= 4;
} else {
--
2.34.1
