From 2e2cc676cee8962cdc82a23723df2fb394d35c64 Mon Sep 17 00:00:00 2001
From: Jens Axboe <axboe@kernel.dk>
Date: Fri, 11 May 2018 12:51:06 -0600
Subject: [PATCH] libata: use ata_tag_internal() consistently

Some check for the value directly, use the provided helper instead.
Also make it return a bool, since that's what it does.

Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Tejun Heo <tj@kernel.org>
---
 drivers/ata/libata-core.c | 2 +-
 drivers/ata/libata-scsi.c | 2 +-
 include/linux/libata.h    | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index b079c3b5ec27..8fd352d4c190 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -759,7 +759,7 @@ int ata_build_rw_tf(struct ata_taskfile *tf, struct ata_device *dev,
 	tf->flags |= ATA_TFLAG_ISADDR | ATA_TFLAG_DEVICE;
 	tf->flags |= tf_flags;
 
-	if (ata_ncq_enabled(dev) && likely(tag != ATA_TAG_INTERNAL)) {
+	if (ata_ncq_enabled(dev) && !ata_tag_internal(tag)) {
 		/* yay, NCQ */
 		if (!lba_48_ok(block, n_block))
 			return -ERANGE;
diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c
index 28e1af2bae5f..143cdad7d81a 100644
--- a/drivers/ata/libata-scsi.c
+++ b/drivers/ata/libata-scsi.c
@@ -5120,7 +5120,7 @@ int ata_sas_allocate_tag(struct ata_port *ap)
 		tag = tag < max_queue ? tag : 0;
 
 		/* the last tag is reserved for internal command. */
-		if (tag == ATA_TAG_INTERNAL)
+		if (ata_tag_internal(tag))
 			continue;
 
 		if (!test_and_set_bit(tag, &ap->sas_tag_allocated)) {
diff --git a/include/linux/libata.h b/include/linux/libata.h
index 2881919b3728..60ce1ba26fdd 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -1491,7 +1491,7 @@ static inline unsigned int ata_tag_valid(unsigned int tag)
 	return (tag < ATA_MAX_QUEUE) ? 1 : 0;
 }
 
-static inline unsigned int ata_tag_internal(unsigned int tag)
+static inline bool ata_tag_internal(unsigned int tag)
 {
 	return tag == ATA_TAG_INTERNAL;
 }
-- 
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