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| author | Dulshani Gunawardhana <dulshani.gunawardhana89@gmail.com> | 2013-10-31 10:30:08 +0530 |
|---|---|---|
| committer | Chris Mason <chris.mason@fusionio.com> | 2013-11-11 22:11:53 -0500 |
| commit | fae7f21cece9a4c181a8d8131870c7247e153f65 (patch) | |
| tree | d2c8052ead139f3e4bb4cb13c44dd59f32184d63 /fs/btrfs/disk-io.c | |
| parent | b19e684393752ec129a36924e6c270daf79676d6 (diff) | |
| download | lwn-fae7f21cece9a4c181a8d8131870c7247e153f65.tar.gz lwn-fae7f21cece9a4c181a8d8131870c7247e153f65.zip | |
btrfs: Use WARN_ON()'s return value in place of WARN_ON(1)
Use WARN_ON()'s return value in place of WARN_ON(1) for cleaner source
code that outputs a more descriptive warnings. Also fix the styling
warning of redundant braces that came up as a result of this fix.
Signed-off-by: Dulshani Gunawardhana <dulshani.gunawardhana89@gmail.com>
Reviewed-by: Zach Brown <zab@redhat.com>
Signed-off-by: Josef Bacik <jbacik@fusionio.com>
Signed-off-by: Chris Mason <chris.mason@fusionio.com>
Diffstat (limited to 'fs/btrfs/disk-io.c')
| -rw-r--r-- | fs/btrfs/disk-io.c | 8 |
1 files changed, 1 insertions, 7 deletions
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index 22443fac9408..77fa2d99252f 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -475,14 +475,8 @@ static int csum_dirty_buffer(struct btrfs_root *root, struct page *page) if (page != eb->pages[0]) return 0; found_start = btrfs_header_bytenr(eb); - if (found_start != start) { - WARN_ON(1); + if (WARN_ON(found_start != start || !PageUptodate(page))) return 0; - } - if (!PageUptodate(page)) { - WARN_ON(1); - return 0; - } csum_tree_block(root, eb, 0); return 0; } |