scsi: st: ERASE does not change tape location

[ Upstream commit ad77cebf97bd42c93ab4e3bffd09f2b905c1959a ]

The SCSI ERASE command erases from the current position onwards.  Don't
clear the position variables.

Signed-off-by: Kai Mäkisara <Kai.Makisara@kolumbus.fi>
Link: https://lore.kernel.org/r/20250311112516.5548-3-Kai.Makisara@kolumbus.fi
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/drivers/scsi/st.c b/drivers/scsi/st.c
index 284c2cf1ae66219ecb77db215959e555e72152e4..3ff4e6d44db88438356813c594d19503433c70ca 100644 (file)
--- a/drivers/scsi/st.c
+++ b/drivers/scsi/st.c
@@ -2887,7 +2887,6 @@ static int st_int_ioctl(struct scsi_tape *STp, unsigned int cmd_in, unsigned lon
                        timeout = STp->long_timeout * 8;
 
                DEBC_printk(STp, "Erasing tape.\n");
-               fileno = blkno = at_sm = 0;
                break;
        case MTSETBLK:          /* Set block length */
        case MTSETDENSITY:      /* Set tape density */