Commit
b77ae7eb8523 ("feat: rename rd.live.overlay.overlayfs to
rd.overlayfs") made a mistake and looks for `rd.live.overlayfs.readonly`
instead of `rd.live.overlay.overlayfs` as deprecated option for
`rd.overlayfs`.
[ -d "$GENERATOR_DIR" ] || mkdir -p "$GENERATOR_DIR"
getargbool 0 rd.overlay.readonly -d rd.live.overlay.readonly && readonly_overlay="--readonly" || readonly_overlay=""
-getargbool 0 rd.overlayfs -d rd.live.overlayfs.readonly && overlayfs="yes"
+getargbool 0 rd.overlayfs -d rd.live.overlay.overlayfs && overlayfs="yes"
[ -e /xor_overlayfs ] && xor_overlayfs="yes"
[ -e /xor_readonly ] && xor_readonly="--readonly"
ROOTFLAGS="$(getarg rootflags)"