Merge branch 'for-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next
Johan Hedberg says: ==================== pull request: bluetooth-next 2016-09-25 Here are a few more Bluetooth & 802.15.4 patches for the 4.9 kernel that have popped up during the past week: - New USB ID for QCA_ROME Bluetooth device - NULL pointer dereference fix for Bluetooth mgmt sockets - Fixes for BCSP driver - Fix for updating LE scan response Please let me know if there are any issues pulling. Thanks. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
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Коммит
71527eb2be
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@ -253,6 +253,7 @@ static const struct usb_device_id blacklist_table[] = {
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{ USB_DEVICE(0x0cf3, 0xe300), .driver_info = BTUSB_QCA_ROME },
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{ USB_DEVICE(0x0cf3, 0xe360), .driver_info = BTUSB_QCA_ROME },
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{ USB_DEVICE(0x0489, 0xe092), .driver_info = BTUSB_QCA_ROME },
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{ USB_DEVICE(0x04ca, 0x3011), .driver_info = BTUSB_QCA_ROME },
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/* Broadcom BCM2035 */
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{ USB_DEVICE(0x0a5c, 0x2009), .driver_info = BTUSB_BCM92035 },
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@ -245,6 +245,7 @@ static int ti_st_send_frame(struct hci_dev *hdev, struct sk_buff *skb)
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{
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struct ti_st *hst;
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long len;
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int pkt_type;
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hst = hci_get_drvdata(hdev);
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@ -258,6 +259,7 @@ static int ti_st_send_frame(struct hci_dev *hdev, struct sk_buff *skb)
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* Freeing skb memory is taken care in shared transport layer,
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* so don't free skb memory here.
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*/
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pkt_type = hci_skb_pkt_type(skb);
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len = hst->st_write(skb);
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if (len < 0) {
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kfree_skb(skb);
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@ -268,7 +270,7 @@ static int ti_st_send_frame(struct hci_dev *hdev, struct sk_buff *skb)
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/* ST accepted our skb. So, Go ahead and do rest */
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hdev->stat.byte_tx += len;
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ti_st_tx_complete(hst, hci_skb_pkt_type(skb));
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ti_st_tx_complete(hst, pkt_type);
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return 0;
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}
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@ -90,7 +90,8 @@ struct bcsp_struct {
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/* ---- BCSP CRC calculation ---- */
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/* Table for calculating CRC for polynomial 0x1021, LSB processed first,
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initial value 0xffff, bits shifted in reverse order. */
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* initial value 0xffff, bits shifted in reverse order.
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*/
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static const u16 crc_table[] = {
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0x0000, 0x1081, 0x2102, 0x3183,
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@ -213,6 +214,7 @@ static struct sk_buff *bcsp_prepare_pkt(struct bcsp_struct *bcsp, u8 *data,
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/* Vendor specific commands */
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if (hci_opcode_ogf(__le16_to_cpu(opcode)) == 0x3f) {
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u8 desc = *(data + HCI_COMMAND_HDR_SIZE);
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if ((desc & 0xf0) == 0xc0) {
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data += HCI_COMMAND_HDR_SIZE + 1;
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len -= HCI_COMMAND_HDR_SIZE + 1;
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@ -287,7 +289,8 @@ static struct sk_buff *bcsp_dequeue(struct hci_uart *hu)
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struct sk_buff *skb;
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/* First of all, check for unreliable messages in the queue,
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since they have priority */
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* since they have priority
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*/
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skb = skb_dequeue(&bcsp->unrel);
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if (skb != NULL) {
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@ -485,12 +488,27 @@ static inline void bcsp_unslip_one_byte(struct bcsp_struct *bcsp, unsigned char
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static void bcsp_complete_rx_pkt(struct hci_uart *hu)
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{
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struct bcsp_struct *bcsp = hu->priv;
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int pass_up;
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int pass_up = 0;
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if (bcsp->rx_skb->data[0] & 0x80) { /* reliable pkt */
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BT_DBG("Received seqno %u from card", bcsp->rxseq_txack);
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/* check the rx sequence number is as expected */
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if ((bcsp->rx_skb->data[0] & 0x07) == bcsp->rxseq_txack) {
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bcsp->rxseq_txack++;
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bcsp->rxseq_txack %= 0x8;
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} else {
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/* handle re-transmitted packet or
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* when packet was missed
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*/
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BT_ERR("Out-of-order packet arrived, got %u expected %u",
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bcsp->rx_skb->data[0] & 0x07, bcsp->rxseq_txack);
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/* do not process out-of-order packet payload */
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pass_up = 2;
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}
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/* send current txack value to all received reliable packets */
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bcsp->txack_req = 1;
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/* If needed, transmit an ack pkt */
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@ -500,13 +518,18 @@ static void bcsp_complete_rx_pkt(struct hci_uart *hu)
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bcsp->rxack = (bcsp->rx_skb->data[0] >> 3) & 0x07;
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BT_DBG("Request for pkt %u from card", bcsp->rxack);
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/* handle received ACK indications,
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* including those from out-of-order packets
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*/
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bcsp_pkt_cull(bcsp);
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if (pass_up != 2) {
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if ((bcsp->rx_skb->data[1] & 0x0f) == 6 &&
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bcsp->rx_skb->data[0] & 0x80) {
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(bcsp->rx_skb->data[0] & 0x80)) {
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hci_skb_pkt_type(bcsp->rx_skb) = HCI_ACLDATA_PKT;
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pass_up = 1;
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} else if ((bcsp->rx_skb->data[1] & 0x0f) == 5 &&
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bcsp->rx_skb->data[0] & 0x80) {
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(bcsp->rx_skb->data[0] & 0x80)) {
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hci_skb_pkt_type(bcsp->rx_skb) = HCI_EVENT_PKT;
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pass_up = 1;
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} else if ((bcsp->rx_skb->data[1] & 0x0f) == 7) {
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@ -516,10 +539,12 @@ static void bcsp_complete_rx_pkt(struct hci_uart *hu)
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!(bcsp->rx_skb->data[0] & 0x80)) {
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bcsp_handle_le_pkt(hu);
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pass_up = 0;
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} else
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} else {
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pass_up = 0;
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}
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}
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if (!pass_up) {
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if (pass_up == 0) {
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struct hci_event_hdr hdr;
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u8 desc = (bcsp->rx_skb->data[1] & 0x0f);
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@ -544,11 +569,16 @@ static void bcsp_complete_rx_pkt(struct hci_uart *hu)
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}
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} else
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kfree_skb(bcsp->rx_skb);
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} else {
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} else if (pass_up == 1) {
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/* Pull out BCSP hdr */
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skb_pull(bcsp->rx_skb, 4);
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hci_recv_frame(hu->hdev, bcsp->rx_skb);
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} else {
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/* ignore packet payload of already ACKed re-transmitted
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* packets or when a packet was missed in the BCSP window
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*/
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kfree_skb(bcsp->rx_skb);
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}
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bcsp->rx_state = BCSP_W4_PKT_DELIMITER;
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@ -594,16 +624,6 @@ static int bcsp_recv(struct hci_uart *hu, const void *data, int count)
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bcsp->rx_count = 0;
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continue;
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}
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if (bcsp->rx_skb->data[0] & 0x80 /* reliable pkt */
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&& (bcsp->rx_skb->data[0] & 0x07) != bcsp->rxseq_txack) {
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BT_ERR("Out-of-order packet arrived, got %u expected %u",
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bcsp->rx_skb->data[0] & 0x07, bcsp->rxseq_txack);
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kfree_skb(bcsp->rx_skb);
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bcsp->rx_state = BCSP_W4_PKT_DELIMITER;
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bcsp->rx_count = 0;
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continue;
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}
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bcsp->rx_state = BCSP_W4_DATA;
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bcsp->rx_count = (bcsp->rx_skb->data[1] >> 4) +
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(bcsp->rx_skb->data[2] << 4); /* May be 0 */
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@ -697,34 +697,36 @@ static int hci_uart_tty_ioctl(struct tty_struct *tty, struct file *file,
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case HCIUARTSETPROTO:
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if (!test_and_set_bit(HCI_UART_PROTO_SET, &hu->flags)) {
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err = hci_uart_set_proto(hu, arg);
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if (err) {
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if (err)
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clear_bit(HCI_UART_PROTO_SET, &hu->flags);
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return err;
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}
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} else
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return -EBUSY;
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err = -EBUSY;
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break;
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case HCIUARTGETPROTO:
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if (test_bit(HCI_UART_PROTO_SET, &hu->flags))
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return hu->proto->id;
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return -EUNATCH;
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err = hu->proto->id;
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else
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err = -EUNATCH;
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break;
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case HCIUARTGETDEVICE:
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if (test_bit(HCI_UART_REGISTERED, &hu->flags))
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return hu->hdev->id;
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return -EUNATCH;
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err = hu->hdev->id;
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else
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err = -EUNATCH;
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break;
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case HCIUARTSETFLAGS:
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if (test_bit(HCI_UART_PROTO_SET, &hu->flags))
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return -EBUSY;
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err = -EBUSY;
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else
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err = hci_uart_set_flags(hu, arg);
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if (err)
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return err;
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break;
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case HCIUARTGETFLAGS:
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return hu->hdev_flags;
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err = hu->hdev_flags;
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break;
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default:
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err = n_tty_ioctl_helper(tty, file, cmd, arg);
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@ -2541,6 +2541,8 @@ static int send_pin_code_neg_reply(struct sock *sk, struct hci_dev *hdev,
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if (!cmd)
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return -ENOMEM;
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cmd->cmd_complete = addr_cmd_complete;
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err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_NEG_REPLY,
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sizeof(cp->addr.bdaddr), &cp->addr.bdaddr);
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if (err < 0)
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@ -3157,7 +3159,7 @@ static int set_local_name(struct sock *sk, struct hci_dev *hdev, void *data,
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/* The name is stored in the scan response data and so
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* no need to udpate the advertising data here.
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*/
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if (lmp_le_capable(hdev))
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if (lmp_le_capable(hdev) && hci_dev_test_flag(hdev, HCI_ADVERTISING))
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__hci_req_update_scan_rsp_data(&req, hdev->cur_adv_instance);
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err = hci_req_run(&req, set_name_complete);
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