check_filter      185 drivers/media/pci/cx23885/altera-ci.c 			if (check_filter(temp_int, demux_dev, 0))
check_filter      187 drivers/media/pci/cx23885/altera-ci.c 			if (check_filter(temp_int, demux_dev, 1))
check_filter     1086 drivers/net/tun.c 	if (!check_filter(&tun->txflt, skb))