ext4: remove redundant check buffer_uptodate()

Now set_buffer_uptodate() will test first and then set, so we don't have
to check buffer_uptodate() first, remove it to simplify code.

Reviewed-by: Ritesh Harjani <riteshh@linux.ibm.com>
Signed-off-by: Joseph Qi <joseph.qi@linux.alibaba.com>
Link: https://lore.kernel.org/r/1619418587-5580-1-git-send-email-joseph.qi@linux.alibaba.com
Signed-off-by: Theodore Ts'o <tytso@mit.edu>

diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h
index 3700266..639ab54 100644 (file)
--- a/fs/ext4/ext4.h
+++ b/fs/ext4/ext4.h
@@ -3784,7 +3784,7 @@ static inline int ext4_buffer_uptodate(struct buffer_head *bh)
         * have to read the block because we may read the old data
         * successfully.
         */
-       if (!buffer_uptodate(bh) && buffer_write_io_error(bh))
+       if (buffer_write_io_error(bh))
                set_buffer_uptodate(bh);
        return buffer_uptodate(bh);
 }