diff options
| author | Marcel Holtmann <marcel@holtmann.org> | 2015-01-11 19:33:32 -0800 |
|---|---|---|
| committer | Johan Hedberg <johan.hedberg@intel.com> | 2015-01-12 11:26:07 +0200 |
| commit | d7f72f61955ded6ae5f0381dcde1fcadce8833bb (patch) | |
| tree | 4e42133ca1be9c6f7a45badd7448d6d28a841565 /net | |
| parent | 2b531294b02454b6aa189f99ea8982bdd0d7b3bb (diff) | |
| download | blackbird-op-linux-d7f72f61955ded6ae5f0381dcde1fcadce8833bb.tar.gz blackbird-op-linux-d7f72f61955ded6ae5f0381dcde1fcadce8833bb.zip | |
Bluetooth: Create generic queue_monitor_skb helper function
The hci_send_to_monitor function contains generic code for queueing the
packet into the receive queue of every monitor client. To avoid code
duplication, create a generic queue_monitor_skb function to interate
over all monitor sockets.
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Diffstat (limited to 'net')
| -rw-r--r-- | net/bluetooth/hci_sock.c | 51 |
1 files changed, 29 insertions, 22 deletions
diff --git a/net/bluetooth/hci_sock.c b/net/bluetooth/hci_sock.c index 026e84a80659..1987ea178b7d 100644 --- a/net/bluetooth/hci_sock.c +++ b/net/bluetooth/hci_sock.c @@ -216,10 +216,37 @@ void hci_send_to_control(struct sk_buff *skb, struct sock *skip_sk) 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) + 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); +} + /* Send frame to monitor socket */ void hci_send_to_monitor(struct hci_dev *hdev, struct sk_buff *skb) { - struct sock *sk; struct sk_buff *skb_copy = NULL; struct hci_mon_hdr *hdr; __le16 opcode; @@ -263,27 +290,7 @@ 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); - 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) - continue; - - nskb = skb_clone(skb_copy, GFP_ATOMIC); - if (!nskb) - continue; - - if (sock_queue_rcv_skb(sk, nskb)) - kfree_skb(nskb); - } - - read_unlock(&hci_sk_list.lock); - + queue_monitor_skb(skb_copy); kfree_skb(skb_copy); } |
