st: call scsi_set_medium_removal directly

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
Reviewed-by: Hannes Reinecke <hare@suse.de>

1 files changed, 6 insertions, 7 deletions

diff --git a/drivers/scsi/st.c b/drivers/scsi/st.c
index 7d2e036c75c1..e46e02b24ba4 100644
--- a/drivers/scsi/st.c
+++ b/drivers/scsi/st.c
@@ -861,17 +861,16 @@ static int set_mode_densblk(struct scsi_tape * STp, struct st_modedef * STm)
 /* Lock or unlock the drive door. Don't use when st_request allocated. */
 static int do_door_lock(struct scsi_tape * STp, int do_lock)
 {
-        int retval, cmd;
+        int retval;
 
-        cmd = do_lock ? SCSI_IOCTL_DOORLOCK : SCSI_IOCTL_DOORUNLOCK;
         DEBC_printk(STp, "%socking drive door.\n", do_lock ? "L" : "Unl");
-        retval = scsi_ioctl(STp->device, cmd, NULL);
-        if (!retval) {
+
+        retval = scsi_set_medium_removal(STp->device,
+                        do_lock ? SCSI_REMOVAL_PREVENT : SCSI_REMOVAL_ALLOW);
+        if (!retval)
                 STp->door_locked = do_lock ? ST_LOCKED_EXPLICIT : ST_UNLOCKED;
-        }
-        else {
+        else
                 STp->door_locked = ST_LOCK_FAILS;
-        }
         return retval;
 }