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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>
This commit is contained in:
Christoph Hellwig 2020-05-13 14:36:01 +02:00 committed by Jens Axboe
parent 9398554fb3
commit c81b49d4d6
1 changed files with 0 additions and 8 deletions
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8
block/blk-flush.c
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@ -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;