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| author | Li Nan <linan122@huawei.com> | 2024-06-25 19:55:17 +0800 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2024-06-27 05:56:35 -0600 |
| commit | e269537e491da6336776b5548a3c73f62273aa15 (patch) | |
| tree | 3c1e130b5d8c331d33ca76b0117d13e9f5ae8639 /block/fops.c | |
| parent | 69b6517687a4b1fb250bd8c9c193a0a304c8ba17 (diff) | |
| download | linux-e269537e491da6336776b5548a3c73f62273aa15.tar.gz linux-e269537e491da6336776b5548a3c73f62273aa15.tar.bz2 linux-e269537e491da6336776b5548a3c73f62273aa15.zip | |
block: clean up the check in blkdev_iomap_begin()
It is odd to check the offset amidst a series of assignments. Moving this
check to the beginning of the function makes the code look better.
Signed-off-by: Li Nan <linan122@huawei.com>
Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20240625115517.1472120-1-linan666@huaweicloud.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block/fops.c')
| -rw-r--r-- | block/fops.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/block/fops.c b/block/fops.c index be36c9fbd500..9825c1713a49 100644 --- a/block/fops.c +++ b/block/fops.c @@ -394,10 +394,11 @@ static int blkdev_iomap_begin(struct inode *inode, loff_t offset, loff_t length, struct block_device *bdev = I_BDEV(inode); loff_t isize = i_size_read(inode); - iomap->bdev = bdev; - iomap->offset = ALIGN_DOWN(offset, bdev_logical_block_size(bdev)); if (offset >= isize) return -EIO; + + iomap->bdev = bdev; + iomap->offset = ALIGN_DOWN(offset, bdev_logical_block_size(bdev)); iomap->type = IOMAP_MAPPED; iomap->addr = iomap->offset; iomap->length = isize - iomap->offset; |