1 files changed, 12 insertions, 12 deletions

diff --git a/drivers/scsi/libata-scsi.c b/drivers/scsi/libata-scsi.c
index 1ad75d58c30c..b761bd1b9717 100644
--- a/drivers/scsi/libata-scsi.c
+++ b/drivers/scsi/libata-scsi.c
@@ -47,9 +47,9 @@
 
 #define SECTOR_SIZE     512
 
-typedef unsigned int (*ata_xlat_func_t)(struct ata_queued_cmd *qc, u8 *scsicmd);
+typedef unsigned int (*ata_xlat_func_t)(struct ata_queued_cmd *qc, const u8 *scsicmd);
 static struct ata_device *
-ata_scsi_find_dev(struct ata_port *ap, struct scsi_device *scsidev);
+ata_scsi_find_dev(struct ata_port *ap, const struct scsi_device *scsidev);
 
 
 static void ata_scsi_invalid_field(struct scsi_cmnd *cmd,
@@ -710,7 +710,7 @@ int ata_scsi_error(struct Scsi_Host *host)
  */
 
 static unsigned int ata_scsi_start_stop_xlat(struct ata_queued_cmd *qc,
-                                             u8 *scsicmd)
+                                             const u8 *scsicmd)
 {
         struct ata_taskfile *tf = &qc->tf;
 
@@ -777,7 +777,7 @@ invalid_fld:
  *      Zero on success, non-zero on error.
  */
 
-static unsigned int ata_scsi_flush_xlat(struct ata_queued_cmd *qc, u8 *scsicmd)
+static unsigned int ata_scsi_flush_xlat(struct ata_queued_cmd *qc, const u8 *scsicmd)
 {
         struct ata_taskfile *tf = &qc->tf;
 
@@ -804,7 +804,7 @@ static unsigned int ata_scsi_flush_xlat(struct ata_queued_cmd *qc, u8 *scsicmd)
  *      @plen: the transfer length
  */
 
-static void scsi_6_lba_len(u8 *scsicmd, u64 *plba, u32 *plen)
+static void scsi_6_lba_len(const u8 *scsicmd, u64 *plba, u32 *plen)
 {
         u64 lba = 0;
         u32 len = 0;
@@ -831,7 +831,7 @@ static void scsi_6_lba_len(u8 *scsicmd, u64 *plba, u32 *plen)
  *      @plen: the transfer length
  */
 
-static void scsi_10_lba_len(u8 *scsicmd, u64 *plba, u32 *plen)
+static void scsi_10_lba_len(const u8 *scsicmd, u64 *plba, u32 *plen)
 {
         u64 lba = 0;
         u32 len = 0;
@@ -861,7 +861,7 @@ static void scsi_10_lba_len(u8 *scsicmd, u64 *plba, u32 *plen)
  *      @plen: the transfer length
  */
 
-static void scsi_16_lba_len(u8 *scsicmd, u64 *plba, u32 *plen)
+static void scsi_16_lba_len(const u8 *scsicmd, u64 *plba, u32 *plen)
 {
         u64 lba = 0;
         u32 len = 0;
@@ -900,7 +900,7 @@ static void scsi_16_lba_len(u8 *scsicmd, u64 *plba, u32 *plen)
  *      Zero on success, non-zero on error.
  */
 
-static unsigned int ata_scsi_verify_xlat(struct ata_queued_cmd *qc, u8 *scsicmd)
+static unsigned int ata_scsi_verify_xlat(struct ata_queued_cmd *qc, const u8 *scsicmd)
 {
         struct ata_taskfile *tf = &qc->tf;
         struct ata_device *dev = qc->dev;
@@ -1026,7 +1026,7 @@ nothing_to_do:
  *      Zero on success, non-zero on error.
  */
 
-static unsigned int ata_scsi_rw_xlat(struct ata_queued_cmd *qc, u8 *scsicmd)
+static unsigned int ata_scsi_rw_xlat(struct ata_queued_cmd *qc, const u8 *scsicmd)
 {
         struct ata_taskfile *tf = &qc->tf;
         struct ata_device *dev = qc->dev;
@@ -2010,7 +2010,7 @@ static int atapi_qc_complete(struct ata_queued_cmd *qc, u8 drv_stat)
  *      Zero on success, non-zero on failure.
  */
 
-static unsigned int atapi_xlat(struct ata_queued_cmd *qc, u8 *scsicmd)
+static unsigned int atapi_xlat(struct ata_queued_cmd *qc, const u8 *scsicmd)
 {
         struct scsi_cmnd *cmd = qc->scsicmd;
         struct ata_device *dev = qc->dev;
@@ -2079,7 +2079,7 @@ static unsigned int atapi_xlat(struct ata_queued_cmd *qc, u8 *scsicmd)
  */
 
 static struct ata_device *
-ata_scsi_find_dev(struct ata_port *ap, struct scsi_device *scsidev)
+ata_scsi_find_dev(struct ata_port *ap, const struct scsi_device *scsidev)
 {
         struct ata_device *dev;
 
@@ -2378,7 +2378,7 @@ void ata_scsi_simulate(u16 *id,
                       void (*done)(struct scsi_cmnd *))
 {
         struct ata_scsi_args args;
-        u8 *scsicmd = cmd->cmnd;
+        const u8 *scsicmd = cmd->cmnd;
 
         args.id = id;
         args.cmd = cmd;