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Btrfs: remove repeated eb->pages check in, disk-io.c/csum_dirty_buffer

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In csum_dirty_buffer, we first get eb from page->private.
Then we check if the page is the first page of eb. Later
we check it again. Remove the repeated check here.

Signed-off-by: Wang Sheng-Hui <shhuiw@gmail.com>
This commit is contained in:
Wang Sheng-Hui 2012-10-08 07:26:15 -06:00 committed by Chris Mason
parent f60b1b49f6
commit 1037a5affc
1 changed files with 0 additions and 4 deletions
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4
fs/btrfs/disk-io.c
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@ -433,10 +433,6 @@ static int csum_dirty_buffer(struct btrfs_root *root, struct page *page)
WARN_ON(1);
return 0;
}
if (eb->pages[0] != page) {
WARN_ON(1);
return 0;
}
if (!PageUptodate(page)) {
WARN_ON(1);
return 0;