diff options
| author | Zhengyuan Liu <liuzhengyuan@kylinos.cn> | 2019-06-12 14:14:46 +0800 |
|---|---|---|
| committer | Mike Snitzer <snitzer@redhat.com> | 2019-07-09 14:08:41 -0400 |
| commit | d4e6e83651777224c0259e01dde5eb078f9e6b1d (patch) | |
| tree | 123ff406b79daba7e310c37f0ca20e6cd8414dfd /drivers/md/dm-log-writes.c | |
| parent | 9c81c99b242f1241e18573d1ce29f7479c168e38 (diff) | |
dm log writes: use struct_size() to calculate size of pending_block
Use struct_size() to avoid open-coded equivalent that is prone to a type
mistake.
Signed-off-by: Zhengyuan Liu <liuzhengyuan@kylinos.cn>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Diffstat (limited to 'drivers/md/dm-log-writes.c')
| -rw-r--r-- | drivers/md/dm-log-writes.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/md/dm-log-writes.c b/drivers/md/dm-log-writes.c index e549392e0ea5..0837b17e1798 100644 --- a/drivers/md/dm-log-writes.c +++ b/drivers/md/dm-log-writes.c @@ -699,7 +699,7 @@ static int log_writes_map(struct dm_target *ti, struct bio *bio) if (discard_bio) alloc_size = sizeof(struct pending_block); else - alloc_size = sizeof(struct pending_block) + sizeof(struct bio_vec) * bio_segments(bio); + alloc_size = struct_size(block, vecs, bio_segments(bio)); block = kzalloc(alloc_size, GFP_NOIO); if (!block) { |