67 	struct sk_buff *skb;  in sctp_ulpevent_new()  local
69 	skb = alloc_skb(size, gfp);  in sctp_ulpevent_new()
70 	if (!skb)  in sctp_ulpevent_new()
73 	event = sctp_skb2event(skb);  in sctp_ulpevent_new()
74 	sctp_ulpevent_init(event, msg_flags, skb->truesize);  in sctp_ulpevent_new()
94 	struct sk_buff *skb;  in sctp_ulpevent_set_owner()  local
100 	skb = sctp_event2skb(event);  in sctp_ulpevent_set_owner()
103 	sctp_skb_set_owner_r(skb, asoc->base.sk);  in sctp_ulpevent_set_owner()
133 	struct sk_buff *skb;  in sctp_ulpevent_make_assoc_change()  local
142 		skb = skb_copy_expand(chunk->skb,  in sctp_ulpevent_make_assoc_change()
145 		if (!skb)  in sctp_ulpevent_make_assoc_change()
149 		event = sctp_skb2event(skb);  in sctp_ulpevent_make_assoc_change()
150 		sctp_ulpevent_init(event, MSG_NOTIFICATION, skb->truesize);  in sctp_ulpevent_make_assoc_change()
154 			skb_push(skb, sizeof(struct sctp_assoc_change));  in sctp_ulpevent_make_assoc_change()
157 		skb_trim(skb, sizeof(struct sctp_assoc_change) +  in sctp_ulpevent_make_assoc_change()
166 		skb = sctp_event2skb(event);  in sctp_ulpevent_make_assoc_change()
167 		sac = (struct sctp_assoc_change *) skb_put(skb,  in sctp_ulpevent_make_assoc_change()
203 	sac->sac_length = skb->len;  in sctp_ulpevent_make_assoc_change()
262 	struct sk_buff *skb;  in sctp_ulpevent_make_peer_addr_change()  local
269 	skb = sctp_event2skb(event);  in sctp_ulpevent_make_peer_addr_change()
271 		skb_put(skb, sizeof(struct sctp_paddr_change));  in sctp_ulpevent_make_peer_addr_change()
376 	struct sk_buff *skb;  in sctp_ulpevent_make_remote_error()  local
381 	ch = (sctp_errhdr_t *)(chunk->skb->data);  in sctp_ulpevent_make_remote_error()
386 	skb_pull(chunk->skb, sizeof(sctp_errhdr_t));  in sctp_ulpevent_make_remote_error()
391 	skb = skb_copy_expand(chunk->skb, sizeof(*sre), 0, gfp);  in sctp_ulpevent_make_remote_error()
394 	skb_pull(chunk->skb, elen);  in sctp_ulpevent_make_remote_error()
395 	if (!skb)  in sctp_ulpevent_make_remote_error()
399 	event = sctp_skb2event(skb);  in sctp_ulpevent_make_remote_error()
400 	sctp_ulpevent_init(event, MSG_NOTIFICATION, skb->truesize);  in sctp_ulpevent_make_remote_error()
402 	sre = (struct sctp_remote_error *) skb_push(skb, sizeof(*sre));  in sctp_ulpevent_make_remote_error()
405 	skb_trim(skb, sizeof(*sre) + elen);  in sctp_ulpevent_make_remote_error()
411 	sre->sre_length = skb->len;  in sctp_ulpevent_make_remote_error()
432 	struct sk_buff *skb;  in sctp_ulpevent_make_send_failed()  local
438 	skb = skb_copy_expand(chunk->skb,  in sctp_ulpevent_make_send_failed()
442 	if (!skb)  in sctp_ulpevent_make_send_failed()
446 	skb_pull(skb, sizeof(struct sctp_data_chunk));  in sctp_ulpevent_make_send_failed()
450 	event = sctp_skb2event(skb);  in sctp_ulpevent_make_send_failed()
451 	sctp_ulpevent_init(event, MSG_NOTIFICATION, skb->truesize);  in sctp_ulpevent_make_send_failed()
454 		skb_push(skb, sizeof(struct sctp_send_failed));  in sctp_ulpevent_make_send_failed()
487 	skb_trim(skb, ssf->ssf_length);  in sctp_ulpevent_make_send_failed()
541 	struct sk_buff *skb;  in sctp_ulpevent_make_shutdown_event()  local
548 	skb = sctp_event2skb(event);  in sctp_ulpevent_make_shutdown_event()
550 		skb_put(skb, sizeof(struct sctp_shutdown_event));  in sctp_ulpevent_make_shutdown_event()
604 	struct sk_buff *skb;  in sctp_ulpevent_make_adaptation_indication()  local
611 	skb = sctp_event2skb(event);  in sctp_ulpevent_make_adaptation_indication()
613 		skb_put(skb, sizeof(struct sctp_adaptation_event));  in sctp_ulpevent_make_adaptation_indication()
640 	struct sk_buff *skb;  in sctp_ulpevent_make_rcvmsg()  local
657 		    (!sk_rmem_schedule(asoc->base.sk, chunk->skb,  in sctp_ulpevent_make_rcvmsg()
658 				       chunk->skb->truesize)))  in sctp_ulpevent_make_rcvmsg()
663 	skb = skb_clone(chunk->skb, gfp);  in sctp_ulpevent_make_rcvmsg()
664 	if (!skb)  in sctp_ulpevent_make_rcvmsg()
691 	skb_trim(skb, chunk->chunk_end - padding - skb->data);  in sctp_ulpevent_make_rcvmsg()
694 	event = sctp_skb2event(skb);  in sctp_ulpevent_make_rcvmsg()
700 	sctp_ulpevent_init(event, 0, skb->len + sizeof(struct sk_buff));  in sctp_ulpevent_make_rcvmsg()
718 	kfree_skb(skb);  in sctp_ulpevent_make_rcvmsg()
737 	struct sk_buff *skb;  in sctp_ulpevent_make_pdapi()  local
744 	skb = sctp_event2skb(event);  in sctp_ulpevent_make_pdapi()
746 		skb_put(skb, sizeof(struct sctp_pdapi_event));  in sctp_ulpevent_make_pdapi()
789 	struct sk_buff *skb;  in sctp_ulpevent_make_authkey()  local
796 	skb = sctp_event2skb(event);  in sctp_ulpevent_make_authkey()
798 		skb_put(skb, sizeof(struct sctp_authkey_event));  in sctp_ulpevent_make_authkey()
828 	struct sk_buff *skb;  in sctp_ulpevent_make_sender_dry_event()  local
835 	skb = sctp_event2skb(event);  in sctp_ulpevent_make_sender_dry_event()
837 		skb_put(skb, sizeof(struct sctp_sender_dry_event));  in sctp_ulpevent_make_sender_dry_event()
854 	struct sk_buff *skb;  in sctp_ulpevent_get_notification_type()  local
856 	skb = sctp_event2skb(event);  in sctp_ulpevent_get_notification_type()
857 	notification = (union sctp_notification *) skb->data;  in sctp_ulpevent_get_notification_type()
919 					 const struct sk_buff *skb)  in __sctp_ulpevent_read_nxtinfo()  argument
929 	nxtinfo.nxt_length = skb->len;  in __sctp_ulpevent_read_nxtinfo()
940 	struct sk_buff *skb;  in sctp_ulpevent_read_nxtinfo()  local
943 	skb = sctp_skb_recv_datagram(sk, MSG_PEEK, 1, &err);  in sctp_ulpevent_read_nxtinfo()
944 	if (skb != NULL) {  in sctp_ulpevent_read_nxtinfo()
945 		__sctp_ulpevent_read_nxtinfo(sctp_skb2event(skb),  in sctp_ulpevent_read_nxtinfo()
946 					     msghdr, skb);  in sctp_ulpevent_read_nxtinfo()
948 		kfree_skb(skb);  in sctp_ulpevent_read_nxtinfo()
958 	struct sk_buff *skb, *frag;  in sctp_ulpevent_receive_data()  local
960 	skb = sctp_event2skb(event);  in sctp_ulpevent_receive_data()
963 	sctp_assoc_rwnd_decrease(asoc, skb_headlen(skb));  in sctp_ulpevent_receive_data()
965 	if (!skb->data_len)  in sctp_ulpevent_receive_data()
974 	skb_walk_frags(skb, frag)  in sctp_ulpevent_receive_data()
983 	struct sk_buff *skb, *frag;  in sctp_ulpevent_release_data()  local
993 	skb = sctp_event2skb(event);  in sctp_ulpevent_release_data()
994 	len = skb->len;  in sctp_ulpevent_release_data()
996 	if (!skb->data_len)  in sctp_ulpevent_release_data()
1000 	skb_walk_frags(skb, frag) {  in sctp_ulpevent_release_data()
1015 	struct sk_buff *skb, *frag;  in sctp_ulpevent_release_frag_data()  local
1017 	skb = sctp_event2skb(event);  in sctp_ulpevent_release_frag_data()
1019 	if (!skb->data_len)  in sctp_ulpevent_release_frag_data()
1023 	skb_walk_frags(skb, frag) {  in sctp_ulpevent_release_frag_data()
1052 	struct sk_buff *skb;  in sctp_queue_purge_ulpevents()  local
1055 	while ((skb = skb_dequeue(list)) != NULL) {  in sctp_queue_purge_ulpevents()
1056 		struct sctp_ulpevent *event = sctp_skb2event(skb);  in sctp_queue_purge_ulpevents()
1059 			data_unread += skb->len;  in sctp_queue_purge_ulpevents()