btrfs: don't opencode is_data_inode in end_bio_extent_readpage

Use the is_data_inode helper.

Signed-off-by: Nikolay Borisov <nborisov@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
1 file changed