The folio isn't returned from this function, so this is an entirely
internal change.

Link: https://lkml.kernel.org/r/20230116193941.2148487-3-willy@infradead.orgSigned-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: William Kucharski <william.kucharski@oracle.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>