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authorChristoph Hellwig <hch@lst.de>2020-05-13 14:36:01 +0200
committerJens Axboe <axboe@kernel.dk>2020-05-22 08:45:59 -0600
commitc81b49d4d6ca3876fad42fe99e685605294f757c (patch)
treef89e2f08966e8d975bcce34465bee0ea39acdfad /block
parent9398554fb3979852512ff4f1405e759889b45c16 (diff)
downloadlwn-c81b49d4d6ca3876fad42fe99e685605294f757c.tar.gz
lwn-c81b49d4d6ca3876fad42fe99e685605294f757c.zip
block: remove the disk and queue NULL checks in blkdev_issue_flush
Both of these never can be NULL for a live block device. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block')
-rw-r--r--block/blk-flush.c8
1 files changed, 0 insertions, 8 deletions
diff --git a/block/blk-flush.c b/block/blk-flush.c
index d47a579964fb..15ae0155ec07 100644
--- a/block/blk-flush.c
+++ b/block/blk-flush.c
@@ -438,17 +438,9 @@ void blk_insert_flush(struct request *rq)
*/
int blkdev_issue_flush(struct block_device *bdev, gfp_t gfp_mask)
{
- struct request_queue *q;
struct bio *bio;
int ret = 0;
- if (bdev->bd_disk == NULL)
- return -ENXIO;
-
- q = bdev_get_queue(bdev);
- if (!q)
- return -ENXIO;
-
bio = bio_alloc(gfp_mask, 0);
bio_set_dev(bio, bdev);
bio->bi_opf = REQ_OP_WRITE | REQ_PREFLUSH;