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path: root/drivers/md/dm-zoned-metadata.c
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Diffstat (limited to 'drivers/md/dm-zoned-metadata.c')
-rw-r--r--drivers/md/dm-zoned-metadata.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/md/dm-zoned-metadata.c b/drivers/md/dm-zoned-metadata.c
index fa68336560c3..d8334cd45d7c 100644
--- a/drivers/md/dm-zoned-metadata.c
+++ b/drivers/md/dm-zoned-metadata.c
@@ -1169,6 +1169,9 @@ static int dmz_init_zones(struct dmz_metadata *zmd)
goto out;
}
+ if (!nr_blkz)
+ break;
+
/* Process report */
for (i = 0; i < nr_blkz; i++) {
ret = dmz_init_zone(zmd, zone, &blkz[i]);
@@ -1204,6 +1207,8 @@ static int dmz_update_zone(struct dmz_metadata *zmd, struct dm_zone *zone)
/* Get zone information from disk */
ret = blkdev_report_zones(zmd->dev->bdev, dmz_start_sect(zmd, zone),
&blkz, &nr_blkz, GFP_NOIO);
+ if (!nr_blkz)
+ ret = -EIO;
if (ret) {
dmz_dev_err(zmd->dev, "Get zone %u report failed",
dmz_id(zmd, zone));