sctp_sender_hb_info
struct sctp_sender_hb_info *hbs_hdr;
overhead += sizeof(struct sctp_sender_hb_info) + sizeof(struct sctp_pad_chunk);
struct sctp_sender_hb_info hbinfo = {};
struct sctp_sender_hb_info *hbinfo;
hbinfo = (struct sctp_sender_hb_info *)chunk->skb->data;
struct sctp_sender_hb_info *hbinfo;
hbinfo = (struct sctp_sender_hb_info *)chunk->skb->data;