[Bluetooth] Handling pending connect attempts after inquiry

After an inquiry completed or got canceled the Bluetooth core should
check for any pending connect attempts.
Signed-off-by: NMarcel Holtmann <marcel@holtmann.org>

net/bluetooth/hci_event.c

@@ -57,6 +57,7 @@
 static void hci_cc_link_ctl(struct hci_dev *hdev, __u16 ocf, struct sk_buff *skb)
 {
 	__u8 status;
+	struct hci_conn *pend;
 
 	BT_DBG("%s ocf 0x%x", hdev->name, ocf);
 
@@ -71,6 +72,15 @@ static void hci_cc_link_ctl(struct hci_dev *hdev, __u16 ocf, struct sk_buff *skb
 			clear_bit(HCI_INQUIRY, &hdev->flags);
 			hci_req_complete(hdev, status);
 		}
+
+		hci_dev_lock(hdev);
+
+		pend = hci_conn_hash_lookup_state(hdev, ACL_LINK, BT_CONNECT2);
+		if (pend)
+			hci_acl_connect(pend);
+
+		hci_dev_unlock(hdev);
+
 		break;
 
 	default:
@@ -565,11 +575,20 @@ static void hci_cs_info_param(struct hci_dev *hdev, __u16 ocf, __u8 status)
 static inline void hci_inquiry_complete_evt(struct hci_dev *hdev, struct sk_buff *skb)
 {
 	__u8 status = *((__u8 *) skb->data);
+	struct hci_conn *pend;
 
 	BT_DBG("%s status %d", hdev->name, status);
 
 	clear_bit(HCI_INQUIRY, &hdev->flags);
 	hci_req_complete(hdev, status);
+
+	hci_dev_lock(hdev);
+
+	pend = hci_conn_hash_lookup_state(hdev, ACL_LINK, BT_CONNECT2);
+	if (pend)
+		hci_acl_connect(pend);
+
+	hci_dev_unlock(hdev);
 }
 
 /* Inquiry Result */