Bluetooth: btsdio: Check for valid packet type (7e8aeffb) · Commits · 戴 / test

Check for valid packet type before calling hci_recv_frame which is inline with what other drivers are doing. Signed-off-by:

drivers/bluetooth/btsdio.c

+14 −5

Original line number	Diff line number	Diff line
		@@ -145,11 +145,20 @@ static int btsdio_rx_packet(struct btsdio_data *data)

		data->hdev->stat.byte_rx += len;

		switch (hdr[3]) {
		case HCI_EVENT_PKT:
		case HCI_ACLDATA_PKT:
		case HCI_SCODATA_PKT:
		case HCI_ISODATA_PKT:
		hci_skb_pkt_type(skb) = hdr[3];

		err = hci_recv_frame(data->hdev, skb);
		if (err < 0)
		return err;
		break;
		default:
		kfree_skb(skb);
		return -EINVAL;
		}

		sdio_writeb(data->func, 0x00, REG_PC_RRT, NULL);