49 struct hdlc_header {  struct
141 	struct hdlc_header *data = (struct hdlc_header*)skb->data;  in ppp_type_trans()
143 	if (skb->len < sizeof(struct hdlc_header))  in ppp_type_trans()
151 		skb_pull(skb, sizeof(struct hdlc_header));  in ppp_type_trans()
155 		skb_pull(skb, sizeof(struct hdlc_header));  in ppp_type_trans()
168 	struct hdlc_header *data;  in ppp_hard_header()
173 	skb_push(skb, sizeof(struct hdlc_header));  in ppp_hard_header()
174 	data = (struct hdlc_header*)skb->data;  in ppp_hard_header()
193 	return sizeof(struct hdlc_header);  in ppp_hard_header()
220 	skb = dev_alloc_skb(sizeof(struct hdlc_header) +  in ppp_tx_cp()
226 	skb_reserve(skb, sizeof(struct hdlc_header));  in ppp_tx_cp()
438 	struct hdlc_header *hdr = (struct hdlc_header*)skb->data;  in ppp_rx()
453 	if (skb->len < sizeof(struct hdlc_header))  in ppp_rx()
455 	cp = skb_pull(skb, sizeof(struct hdlc_header));  in ppp_rx()
692 		dev->hard_header_len = sizeof(struct hdlc_header);  in ppp_ioctl()