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| author | Kemeng Shi <shikemeng@huaweicloud.com> | 2023-03-03 20:21:12 +0300 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2023-04-06 08:13:11 +0300 |
| commit | 976620bd261025c86bafe79c15170dc3da7a66f4 (patch) | |
| tree | 0ebe7d537e0286aa9735ab8f1807af4e52e8e77f /fs/ext4/mballoc.c | |
| parent | aaae558dae6f804407a50e0eaf66c93b46b9a493 (diff) | |
| download | linux-976620bd261025c86bafe79c15170dc3da7a66f4.tar.xz | |
ext4: remove dead check in mb_buddy_mark_free
We always adjust first to even number and adjust last to odd number, so
first == last will never happen. Remove this dead check.
Signed-off-by: Kemeng Shi <shikemeng@huaweicloud.com>
Link: https://lore.kernel.org/r/20230303172120.3800725-13-shikemeng@huaweicloud.com
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Diffstat (limited to 'fs/ext4/mballoc.c')
| -rw-r--r-- | fs/ext4/mballoc.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c index 65dac09c4cea..591bd8e5e5c7 100644 --- a/fs/ext4/mballoc.c +++ b/fs/ext4/mballoc.c @@ -1718,7 +1718,8 @@ static void mb_buddy_mark_free(struct ext4_buddy *e4b, int first, int last) break; order++; - if (first == last || !(buddy2 = mb_find_buddy(e4b, order, &max))) { + buddy2 = mb_find_buddy(e4b, order, &max); + if (!buddy2) { mb_clear_bits(buddy, first, last - first + 1); e4b->bd_info->bb_counters[order - 1] += last - first + 1; break; |