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Diffstat (limited to 'net/bluetooth/a2mp.c')
-rw-r--r--net/bluetooth/a2mp.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/net/bluetooth/a2mp.c b/net/bluetooth/a2mp.c
index eb0f05e09cd5..a6e45e177b3d 100644
--- a/net/bluetooth/a2mp.c
+++ b/net/bluetooth/a2mp.c
@@ -129,6 +129,7 @@ static int a2mp_discover_req(struct amp_mgr *mgr, struct sk_buff *skb,
struct a2mp_discov_rsp *rsp;
u16 ext_feat;
u8 num_ctrl;
+ struct hci_dev *hdev;
if (len < sizeof(*req))
return -EINVAL;
@@ -152,7 +153,14 @@ static int a2mp_discover_req(struct amp_mgr *mgr, struct sk_buff *skb,
read_lock(&hci_dev_list_lock);
- num_ctrl = __hci_num_ctrl();
+ /* at minimum the BR/EDR needs to be listed */
+ num_ctrl = 1;
+
+ list_for_each_entry(hdev, &hci_dev_list, list) {
+ if (hdev->dev_type == HCI_AMP)
+ num_ctrl++;
+ }
+
len = num_ctrl * sizeof(struct a2mp_cl) + sizeof(*rsp);
rsp = kmalloc(len, GFP_ATOMIC);
if (!rsp) {