89 static int lapbeth_rcv(struct sk_buff *skb, struct net_device *dev, struct packet_type *ptype, stru…  in lapbeth_rcv()  argument
97 	if ((skb = skb_share_check(skb, GFP_ATOMIC)) == NULL)  in lapbeth_rcv()
100 	if (!pskb_may_pull(skb, 2))  in lapbeth_rcv()
110 	len = skb->data[0] + skb->data[1] * 256;  in lapbeth_rcv()
114 	skb_pull(skb, 2);	/* Remove the length bytes */  in lapbeth_rcv()
115 	skb_trim(skb, len);	/* Set the length of the data */  in lapbeth_rcv()
117 	if ((err = lapb_data_received(lapbeth->axdev, skb)) != LAPB_OK) {  in lapbeth_rcv()
125 	kfree_skb(skb);  in lapbeth_rcv()
128 	kfree_skb(skb);  in lapbeth_rcv()
132 static int lapbeth_data_indication(struct net_device *dev, struct sk_buff *skb)  in lapbeth_data_indication()  argument
136 	skb_push(skb, 1);  in lapbeth_data_indication()
138 	if (skb_cow(skb, 1))  in lapbeth_data_indication()
141 	ptr  = skb->data;  in lapbeth_data_indication()
144 	skb->protocol = x25_type_trans(skb, dev);  in lapbeth_data_indication()
145 	return netif_rx(skb);  in lapbeth_data_indication()
151 static netdev_tx_t lapbeth_xmit(struct sk_buff *skb,  in lapbeth_xmit()  argument
163 	switch (skb->data[0]) {  in lapbeth_xmit()
178 	skb_pull(skb, 1);  in lapbeth_xmit()
180 	if ((err = lapb_data_request(dev, skb)) != LAPB_OK) {  in lapbeth_xmit()
187 	kfree_skb(skb);  in lapbeth_xmit()
191 static void lapbeth_data_transmit(struct net_device *ndev, struct sk_buff *skb)  in lapbeth_data_transmit()  argument
196 	int size = skb->len;  in lapbeth_data_transmit()
198 	skb->protocol = htons(ETH_P_X25);  in lapbeth_data_transmit()
200 	ptr = skb_push(skb, 2);  in lapbeth_data_transmit()
208 	skb->dev = dev = lapbeth->ethdev;  in lapbeth_data_transmit()
210 	dev_hard_header(skb, dev, ETH_P_DEC, bcast_addr, NULL, 0);  in lapbeth_data_transmit()
212 	dev_queue_xmit(skb);  in lapbeth_data_transmit()
218 	struct sk_buff *skb = dev_alloc_skb(1);  in lapbeth_connected()  local
220 	if (!skb) {  in lapbeth_connected()
225 	ptr  = skb_put(skb, 1);  in lapbeth_connected()
228 	skb->protocol = x25_type_trans(skb, dev);  in lapbeth_connected()
229 	netif_rx(skb);  in lapbeth_connected()
235 	struct sk_buff *skb = dev_alloc_skb(1);  in lapbeth_disconnected()  local
237 	if (!skb) {  in lapbeth_disconnected()
242 	ptr  = skb_put(skb, 1);  in lapbeth_disconnected()
245 	skb->protocol = x25_type_trans(skb, dev);  in lapbeth_disconnected()
246 	netif_rx(skb);  in lapbeth_disconnected()