Btrfs: remove repeated eb->pages check in, disk-io.c/csum_dirty_buffer
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>
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 8355236..7cda519 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -433,10 +433,6 @@
WARN_ON(1);
return 0;
}
- if (eb->pages[0] != page) {
- WARN_ON(1);
- return 0;
- }
if (!PageUptodate(page)) {
WARN_ON(1);
return 0;