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authorDavid Sterba <dsterba@suse.com>2020-06-30 18:04:02 +0200
committerDavid Sterba <dsterba@suse.com>2020-12-08 15:54:00 +0100
commit713cebfb98915201a43ff4d01b0dbafecd50d8ae (patch)
tree1cedb3cf2a5359f452468cb20b3add52359c33af /fs/btrfs/compression.c
parent223486c27b369a10ceb6180c40d7aa354e903446 (diff)
btrfs: remove unnecessary local variables for checksum size
Remove local variable that is then used just once and replace it with fs_info::csum_size. Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com> Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/compression.c')
-rw-r--r--fs/btrfs/compression.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/fs/btrfs/compression.c b/fs/btrfs/compression.c
index b2bb4681975e..4e022ed72d2f 100644
--- a/fs/btrfs/compression.c
+++ b/fs/btrfs/compression.c
@@ -131,9 +131,8 @@ static int btrfs_decompress_bio(struct compressed_bio *cb);
static inline int compressed_bio_size(struct btrfs_fs_info *fs_info,
unsigned long disk_size)
{
- const u32 csum_size = fs_info->csum_size;
return sizeof(struct compressed_bio) +
- (DIV_ROUND_UP(disk_size, fs_info->sectorsize)) * csum_size;
+ (DIV_ROUND_UP(disk_size, fs_info->sectorsize)) * fs_info->csum_size;
}
static int check_compressed_csum(struct btrfs_inode *inode, struct bio *bio,
@@ -627,7 +626,6 @@ blk_status_t btrfs_submit_compressed_read(struct inode *inode, struct bio *bio,
struct extent_map *em;
blk_status_t ret = BLK_STS_RESOURCE;
int faili = 0;
- const u32 csum_size = fs_info->csum_size;
u8 *sums;
em_tree = &BTRFS_I(inode)->extent_tree;
@@ -727,7 +725,7 @@ blk_status_t btrfs_submit_compressed_read(struct inode *inode, struct bio *bio,
nr_sectors = DIV_ROUND_UP(comp_bio->bi_iter.bi_size,
fs_info->sectorsize);
- sums += csum_size * nr_sectors;
+ sums += fs_info->csum_size * nr_sectors;
ret = btrfs_map_bio(fs_info, comp_bio, mirror_num);
if (ret) {