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floppy: use block_size

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Use the block_size helper instead of open coding it.  Also remove the
check for a 0 block size, as that can't happen.

Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig 2020-06-26 10:01:52 +02:00 committed by Jens Axboe
parent 6e2fa4dd68
commit fe4ec12e18
1 changed files with 1 additions and 6 deletions
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7
drivers/block/floppy.c
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@ -4205,7 +4205,6 @@ static int __floppy_read_block_0(struct block_device *bdev, int drive)
struct bio_vec bio_vec;
struct page *page;
struct rb0_cbdata cbdata;
size_t size;
page = alloc_page(GFP_NOIO);
if (!page) {
@ -4213,15 +4212,11 @@ static int __floppy_read_block_0(struct block_device *bdev, int drive)
return -ENOMEM;
}
size = bdev->bd_block_size;
if (!size)
size = 1024;
cbdata.drive = drive;
bio_init(&bio, &bio_vec, 1);
bio_set_dev(&bio, bdev);
bio_add_page(&bio, page, size, 0);
bio_add_page(&bio, page, block_size(bdev), 0);
bio.bi_iter.bi_sector = 0;
bio.bi_flags |= (1 << BIO_QUIET);