B43legacy_MACCTL_KEEP_BADPLCP 2010 drivers/net/wireless/broadcom/b43legacy/main.c ctl &= ~B43legacy_MACCTL_KEEP_BADPLCP; B43legacy_MACCTL_KEEP_BADPLCP 2026 drivers/net/wireless/broadcom/b43legacy/main.c ctl |= B43legacy_MACCTL_KEEP_BADPLCP;