743 	int ehsz, len, tailen, nsg, rc;  in tipc_aead_encrypt()  local
801 	ehsz = tipc_ehdr_size(ehdr);  in tipc_aead_encrypt()
803 	aead_request_set_ad(req, ehsz);  in tipc_aead_encrypt()
804 	aead_request_set_crypt(req, sg, sg, len - ehsz, iv);  in tipc_aead_encrypt()
886 	int ehsz, nsg, rc;  in tipc_aead_decrypt()  local
926 	ehsz = tipc_ehdr_size(ehdr);  in tipc_aead_decrypt()
928 	aead_request_set_ad(req, ehsz);  in tipc_aead_decrypt()
929 	aead_request_set_crypt(req, sg, sg, skb->len - ehsz, iv);  in tipc_aead_decrypt()
1003 	int ehsz;  in tipc_ehdr_validate()  local
1011 	ehsz = tipc_ehdr_size(ehdr);  in tipc_ehdr_validate()
1012 	if (unlikely(!pskb_may_pull(skb, ehsz)))  in tipc_ehdr_validate()
1014 	if (unlikely(skb->len <= ehsz + TIPC_AES_GCM_TAG_SIZE))  in tipc_ehdr_validate()
1038 	int ehsz;  in tipc_ehdr_build()  local
1041 	ehsz = (user != LINK_CONFIG) ? EHDR_SIZE : EHDR_CFG_SIZE;  in tipc_ehdr_build()
1042 	WARN_ON(skb_headroom(skb) < ehsz);  in tipc_ehdr_build()
1043 	ehdr = (struct tipc_ehdr *)skb_push(skb, ehsz);  in tipc_ehdr_build()
1087 	return ehsz;  in tipc_ehdr_build()