add poweroff command

hc

2023-12-14 982b8cc116118b3463d3f332581945625722acd8

 kernel/drivers/media/dvb-frontends/or51211.c
..
..
@@ -551,5 +551,5 @@
551
551
 MODULE_AUTHOR("Kirk Lapray");
552
552
 MODULE_LICENSE("GPL");
553
553
 
554
-EXPORT_SYMBOL(or51211_attach);
554
+EXPORT_SYMBOL_GPL(or51211_attach);
555
555