diff mbox series

[08/14] dasd: cleanup dasd_scan_partitions

Message ID 20200917165720.3285256-9-hch@lst.de
State New, archived
Headers show
Series [01/14] block: move the NEED_PART_SCAN flag to struct gendisk | expand

Commit Message

Christoph Hellwig Sept. 17, 2020, 4:57 p.m. UTC
Use blkdev_get_by_dev instead of bdget_disk + blkdev_get.

Signed-off-by: Christoph Hellwig <hch@lst.de>
---
 drivers/s390/block/dasd_genhd.c | 13 +++----------
 1 file changed, 3 insertions(+), 10 deletions(-)
diff mbox series

Patch

diff --git a/drivers/s390/block/dasd_genhd.c b/drivers/s390/block/dasd_genhd.c
index af5b0ecb8f8923..70c09a46d22806 100644
--- a/drivers/s390/block/dasd_genhd.c
+++ b/drivers/s390/block/dasd_genhd.c
@@ -101,18 +101,11 @@  int dasd_scan_partitions(struct dasd_block *block)
 	struct block_device *bdev;
 	int rc;
 
-	bdev = bdget_disk(block->gdp, 0);
-	if (!bdev) {
-		DBF_DEV_EVENT(DBF_ERR, block->base, "%s",
-			      "scan partitions error, bdget returned NULL");
-		return -ENODEV;
-	}
-
-	rc = blkdev_get(bdev, FMODE_READ, NULL);
-	if (rc < 0) {
+	bdev = blkdev_get_by_dev(disk_devt(block->gdp), FMODE_READ, NULL);
+	if (IS_ERR(bdev)) {
 		DBF_DEV_EVENT(DBF_ERR, block->base,
 			      "scan partitions error, blkdev_get returned %d",
-			      rc);
+			      IS_ERR(bdev));
 		return -ENODEV;
 	}