libata-scsi: minor cleanup for ata_scsi_zbc_out_xlat

The reset_all variable name is misleading as this bit is also applicable to
open, close, and finish actions. So rename that variable to "all" and remove
the unnecessary mask operation that's already done earlier.

Signed-off-by: Damien Le Moal <damien.lemoal@hgst.com>
[hch: split from the previous patch]
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Tejun Heo <tj@kernel.org>
diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c
index d978153..7d0e60b 100644
--- a/drivers/ata/libata-scsi.c
+++ b/drivers/ata/libata-scsi.c
@@ -3520,7 +3520,7 @@
 	struct scsi_cmnd *scmd = qc->scsicmd;
 	struct ata_device *dev = qc->dev;
 	const u8 *cdb = scmd->cmnd;
-	u8 reset_all, sa;
+	u8 all, sa;
 	u64 block;
 	u32 n_block;
 	u16 fp = (u16)-1;
@@ -3547,7 +3547,7 @@
 	if (block > dev->n_sectors)
 		goto out_of_range;
 
-	reset_all = cdb[14] & 0x1;
+	all = cdb[14] & 0x1;
 
 	if (ata_ncq_enabled(qc->dev) &&
 	    ata_fpdma_zac_mgmt_out_supported(qc->dev)) {
@@ -3555,12 +3555,12 @@
 		tf->command = ATA_CMD_NCQ_NON_DATA;
 		tf->feature = ATA_SUBCMD_NCQ_NON_DATA_ZAC_MGMT_OUT;
 		tf->nsect = qc->tag << 3;
-		tf->auxiliary = sa | ((u16)(reset_all & 0x1) << 8);
+		tf->auxiliary = sa | ((u16)all << 8);
 	} else {
 		tf->protocol = ATA_PROT_NODATA;
 		tf->command = ATA_CMD_ZAC_MGMT_OUT;
 		tf->feature = sa;
-		tf->hob_feature = reset_all & 0x1;
+		tf->hob_feature = all;
 	}
 	tf->lbah = (block >> 16) & 0xff;
 	tf->lbam = (block >> 8) & 0xff;