80 static int vhci_send_frame(struct hci_dev *hdev, struct sk_buff *skb)  in vhci_send_frame()  argument
84 	memcpy(skb_push(skb, 1), &bt_cb(skb)->pkt_type, 1);  in vhci_send_frame()
85 	skb_queue_tail(&data->readq, skb);  in vhci_send_frame()
94 	struct sk_buff *skb;  in __vhci_create_device()  local
110 	skb = bt_skb_alloc(4, GFP_KERNEL);  in __vhci_create_device()
111 	if (!skb)  in __vhci_create_device()
116 		kfree_skb(skb);  in __vhci_create_device()
143 		kfree_skb(skb);  in __vhci_create_device()
147 	bt_cb(skb)->pkt_type = HCI_VENDOR_PKT;  in __vhci_create_device()
149 	*skb_put(skb, 1) = 0xff;  in __vhci_create_device()
150 	*skb_put(skb, 1) = opcode;  in __vhci_create_device()
151 	put_unaligned_le16(hdev->id, skb_put(skb, 2));  in __vhci_create_device()
152 	skb_queue_tail(&data->readq, skb);  in __vhci_create_device()
173 	struct sk_buff *skb;  in vhci_get_user()  local
180 	skb = bt_skb_alloc(len, GFP_KERNEL);  in vhci_get_user()
181 	if (!skb)  in vhci_get_user()
184 	if (copy_from_iter(skb_put(skb, len), len, from) != len) {  in vhci_get_user()
185 		kfree_skb(skb);  in vhci_get_user()
189 	pkt_type = *((__u8 *) skb->data);  in vhci_get_user()
190 	skb_pull(skb, 1);  in vhci_get_user()
197 			kfree_skb(skb);  in vhci_get_user()
201 		bt_cb(skb)->pkt_type = pkt_type;  in vhci_get_user()
203 		ret = hci_recv_frame(data->hdev, skb);  in vhci_get_user()
209 		opcode = *((__u8 *) skb->data);  in vhci_get_user()
210 		skb_pull(skb, 1);  in vhci_get_user()
212 		if (skb->len > 0) {  in vhci_get_user()
213 			kfree_skb(skb);  in vhci_get_user()
217 		kfree_skb(skb);  in vhci_get_user()
223 		kfree_skb(skb);  in vhci_get_user()
231 				    struct sk_buff *skb,  in vhci_put_user()  argument
237 	len = min_t(unsigned int, skb->len, count);  in vhci_put_user()
239 	if (copy_to_user(ptr, skb->data, len))  in vhci_put_user()
247 	switch (bt_cb(skb)->pkt_type) {  in vhci_put_user()
266 	struct sk_buff *skb;  in vhci_read()  local
270 		skb = skb_dequeue(&data->readq);  in vhci_read()
271 		if (skb) {  in vhci_read()
272 			ret = vhci_put_user(data, skb, buf, count);  in vhci_read()
274 				skb_queue_head(&data->readq, skb);  in vhci_read()
276 				kfree_skb(skb);  in vhci_read()