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authorDavid S. Miller <davem@davemloft.net>2015-03-02 22:47:12 +0300
committerDavid S. Miller <davem@davemloft.net>2015-03-02 22:47:12 +0300
commit70c836a4d15f12aa50195937083b30a6945c2556 (patch)
treef76867215487fd7626acae395b412056eb8fde74 /net/bluetooth/hci_sock.c
parentb4844353c0577bef6db54e5b276ede1acbed5b3d (diff)
parentc91799c50a14137ecee6d60d2f1d9ab8bc895e52 (diff)
downloadlinux-70c836a4d15f12aa50195937083b30a6945c2556.tar.xz
Merge branch 'for-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next
Johan Hedberg says: ==================== pull request: bluetooth-next 2015-03-02 Here's the first bluetooth-next pull request targeting the 4.1 kernel: - ieee802154/6lowpan cleanups - SCO routing to host interface support for the btmrvl driver - AMP code cleanups - Fixes to AMP HCI init sequence - Refactoring of the HCI callback mechanism - Added shutdown routine for Intel controllers in the btusb driver - New config option to enable/disable Bluetooth debugfs information - Fix for early data reception on L2CAP fixed channels Please let me know if there are any issues pulling. Thanks. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/bluetooth/hci_sock.c')
-rw-r--r--net/bluetooth/hci_sock.c45
1 files changed, 9 insertions, 36 deletions
diff --git a/net/bluetooth/hci_sock.c b/net/bluetooth/hci_sock.c
index aa8be4cb19a1..cb4bc4883350 100644
--- a/net/bluetooth/hci_sock.c
+++ b/net/bluetooth/hci_sock.c
@@ -46,9 +46,9 @@ struct hci_pinfo {
unsigned short channel;
};
-static inline int hci_test_bit(int nr, void *addr)
+static inline int hci_test_bit(int nr, const void *addr)
{
- return *((__u32 *) addr + (nr >> 5)) & ((__u32) 1 << (nr & 31));
+ return *((const __u32 *) addr + (nr >> 5)) & ((__u32) 1 << (nr & 31));
}
/* Security filter */
@@ -183,12 +183,13 @@ void hci_send_to_sock(struct hci_dev *hdev, struct sk_buff *skb)
kfree_skb(skb_copy);
}
-/* Send frame to control socket */
-void hci_send_to_control(struct sk_buff *skb, struct sock *skip_sk)
+/* Send frame to sockets with specific channel */
+void hci_send_to_channel(unsigned short channel, struct sk_buff *skb,
+ struct sock *skip_sk)
{
struct sock *sk;
- BT_DBG("len %d", skb->len);
+ BT_DBG("channel %u len %d", channel, skb->len);
read_lock(&hci_sk_list.lock);
@@ -202,35 +203,7 @@ void hci_send_to_control(struct sk_buff *skb, struct sock *skip_sk)
if (sk->sk_state != BT_BOUND)
continue;
- if (hci_pi(sk)->channel != HCI_CHANNEL_CONTROL)
- continue;
-
- nskb = skb_clone(skb, GFP_ATOMIC);
- if (!nskb)
- continue;
-
- if (sock_queue_rcv_skb(sk, nskb))
- kfree_skb(nskb);
- }
-
- read_unlock(&hci_sk_list.lock);
-}
-
-static void queue_monitor_skb(struct sk_buff *skb)
-{
- struct sock *sk;
-
- BT_DBG("len %d", skb->len);
-
- read_lock(&hci_sk_list.lock);
-
- sk_for_each(sk, &hci_sk_list.head) {
- struct sk_buff *nskb;
-
- if (sk->sk_state != BT_BOUND)
- continue;
-
- if (hci_pi(sk)->channel != HCI_CHANNEL_MONITOR)
+ if (hci_pi(sk)->channel != channel)
continue;
nskb = skb_clone(skb, GFP_ATOMIC);
@@ -290,7 +263,7 @@ void hci_send_to_monitor(struct hci_dev *hdev, struct sk_buff *skb)
hdr->index = cpu_to_le16(hdev->id);
hdr->len = cpu_to_le16(skb->len);
- queue_monitor_skb(skb_copy);
+ hci_send_to_channel(HCI_CHANNEL_MONITOR, skb_copy, NULL);
kfree_skb(skb_copy);
}
@@ -397,7 +370,7 @@ void hci_sock_dev_event(struct hci_dev *hdev, int event)
skb = create_monitor_event(hdev, event);
if (skb) {
- queue_monitor_skb(skb);
+ hci_send_to_channel(HCI_CHANNEL_MONITOR, skb, NULL);
kfree_skb(skb);
}
}