1 files changed, 14 insertions, 15 deletions

diff --git a/drivers/md/dm-zoned-target.c b/drivers/md/dm-zoned-target.c
index ad8e670a2f9b..9da329078ea4 100644
--- a/drivers/md/dm-zoned-target.c
+++ b/drivers/md/dm-zoned-target.c
@@ -702,7 +702,7 @@ static int dmz_get_zoned_device(struct dm_target *ti, char *path,
 	}
 
 	bdev = ddev->bdev;
-	if (bdev_zoned_model(bdev) == BLK_ZONED_NONE) {
+	if (!bdev_is_zoned(bdev)) {
 		if (nr_devs == 1) {
 			ti->error = "Invalid regular device";
 			goto err;
@@ -748,17 +748,16 @@ err:
 /*
  * Cleanup zoned device information.
  */
-static void dmz_put_zoned_device(struct dm_target *ti)
+static void dmz_put_zoned_devices(struct dm_target *ti)
 {
 	struct dmz_target *dmz = ti->private;
 	int i;
 
-	for (i = 0; i < dmz->nr_ddevs; i++) {
-		if (dmz->ddev[i]) {
+	for (i = 0; i < dmz->nr_ddevs; i++)
+		if (dmz->ddev[i])
 			dm_put_device(ti, dmz->ddev[i]);
-			dmz->ddev[i] = NULL;
-		}
-	}
+
+	kfree(dmz->ddev);
 }
 
 static int dmz_fixup_devices(struct dm_target *ti)
@@ -948,7 +947,7 @@ err_bio:
 err_meta:
 	dmz_dtr_metadata(dmz->metadata);
 err_dev:
-	dmz_put_zoned_device(ti);
+	dmz_put_zoned_devices(ti);
 err:
 	kfree(dmz->dev);
 	kfree(dmz);
@@ -978,7 +977,7 @@ static void dmz_dtr(struct dm_target *ti)
 
 	bioset_exit(&dmz->bio_set);
 
-	dmz_put_zoned_device(ti);
+	dmz_put_zoned_devices(ti);
 
 	mutex_destroy(&dmz->chunk_lock);
 
@@ -997,12 +996,11 @@ static void dmz_io_hints(struct dm_target *ti, struct queue_limits *limits)
 	limits->logical_block_size = DMZ_BLOCK_SIZE;
 	limits->physical_block_size = DMZ_BLOCK_SIZE;
 
-	blk_limits_io_min(limits, DMZ_BLOCK_SIZE);
-	blk_limits_io_opt(limits, DMZ_BLOCK_SIZE);
+	limits->io_min = DMZ_BLOCK_SIZE;
+	limits->io_opt = DMZ_BLOCK_SIZE;
 
 	limits->discard_alignment = 0;
 	limits->discard_granularity = DMZ_BLOCK_SIZE;
-	limits->max_discard_sectors = chunk_sectors;
 	limits->max_hw_discard_sectors = chunk_sectors;
 	limits->max_write_zeroes_sectors = chunk_sectors;
 
@@ -1011,13 +1009,14 @@ static void dmz_io_hints(struct dm_target *ti, struct queue_limits *limits)
 	limits->max_sectors = chunk_sectors;
 
 	/* We are exposing a drive-managed zoned block device */
-	limits->zoned = BLK_ZONED_NONE;
+	limits->features &= ~BLK_FEAT_ZONED;
 }
 
 /*
  * Pass on ioctl to the backend device.
  */
-static int dmz_prepare_ioctl(struct dm_target *ti, struct block_device **bdev)
+static int dmz_prepare_ioctl(struct dm_target *ti, struct block_device **bdev,
+			     unsigned int cmd, unsigned long arg, bool *forward)
 {
 	struct dmz_target *dmz = ti->private;
 	struct dmz_dev *dev = &dmz->dev[0];
@@ -1063,7 +1062,7 @@ static int dmz_iterate_devices(struct dm_target *ti,
 	struct dmz_target *dmz = ti->private;
 	unsigned int zone_nr_sectors = dmz_zone_nr_sectors(dmz->metadata);
 	sector_t capacity;
-	int i, r;
+	int i, r = 0;
 
 	for (i = 0; i < dmz->nr_ddevs; i++) {
 		capacity = dmz->dev[i].capacity & ~(zone_nr_sectors - 1);