Bluetooth: Ignore unknown advertising packet types (56b40fbf) · Commits · 戴 / test

In case of buggy controllers send advertising packet types that we don't know of we should simply ignore them instead of trying to react to them in some (potentially wrong) way. Signed-off-by:

Johan Hedberg <johan.hedberg@intel.com> Signed-off-by:

Marcel Holtmann <marcel@holtmann.org>

net/bluetooth/hci_event.c

+13 −0

Original line number	Diff line number	Diff line
		@@ -4727,6 +4727,19 @@ static void process_adv_report(struct hci_dev hdev, u8 type, bdaddr_t bdaddr,
		u32 flags;
		u8 *ptr, real_len;

		switch (type) {
		case LE_ADV_IND:
		case LE_ADV_DIRECT_IND:
		case LE_ADV_SCAN_IND:
		case LE_ADV_NONCONN_IND:
		case LE_ADV_SCAN_RSP:
		break;
		default:
		BT_ERR_RATELIMITED("Unknown advetising packet type: 0x%02x",
		type);
		return;
		}

		/* Find the end of the data in case the report contains padded zero
		* bytes at the end causing an invalid length value.
		*

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