I got the return value wrong.  Very little checks the return value
from set_page_dirty(), so nobody noticed during testing.
Fixes: 4f5e34f71318 ("f2fs: Convert f2fs_set_data_page_dirty to f2fs_dirty_data_folio")
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Al Viro <viro@zeniv.linux.org.uk>
Acked-by: Al Viro <viro@zeniv.linux.org.uk>
                f2fs_update_dirty_folio(inode, folio);
                return true;
        }
-       return true;
+       return false;
 }