34 	int minlen = 0, attrlen = nla_len(nla), type = nla_type(nla);  in validate_nla()  local
45 		if (attrlen > 0)  in validate_nla()
51 			minlen = min_t(int, attrlen, pt->len + 1);  in validate_nla()
53 			minlen = attrlen;  in validate_nla()
60 		if (attrlen < 1)  in validate_nla()
66 			if (buf[attrlen - 1] == '\0')  in validate_nla()
67 				attrlen--;  in validate_nla()
69 			if (attrlen > pt->len)  in validate_nla()
75 		if (pt->len && attrlen > pt->len)  in validate_nla()
80 		if (attrlen < pt->len)  in validate_nla()
82 		if (attrlen < NLA_ALIGN(pt->len))  in validate_nla()
84 		if (attrlen < NLA_ALIGN(pt->len) + NLA_HDRLEN)  in validate_nla()
87 		if (attrlen < NLA_ALIGN(pt->len) + NLA_HDRLEN + nla_len(nla))  in validate_nla()
94 		if (attrlen == 0)  in validate_nla()
102 		if (attrlen < minlen)  in validate_nla()
316 	int attrlen = nla_len(nla);  in nla_strcmp()  local
319 	if (attrlen > 0 && buf[attrlen - 1] == '\0')  in nla_strcmp()
320 		attrlen--;  in nla_strcmp()
322 	d = attrlen - len;  in nla_strcmp()
343 struct nlattr *__nla_reserve(struct sk_buff *skb, int attrtype, int attrlen)  in __nla_reserve()  argument
347 	nla = (struct nlattr *) skb_put(skb, nla_total_size(attrlen));  in __nla_reserve()
349 	nla->nla_len = nla_attr_size(attrlen);  in __nla_reserve()
351 	memset((unsigned char *) nla + nla->nla_len, 0, nla_padlen(attrlen));  in __nla_reserve()
367 void *__nla_reserve_nohdr(struct sk_buff *skb, int attrlen)  in __nla_reserve_nohdr()  argument
371 	start = skb_put(skb, NLA_ALIGN(attrlen));  in __nla_reserve_nohdr()
372 	memset(start, 0, NLA_ALIGN(attrlen));  in __nla_reserve_nohdr()
390 struct nlattr *nla_reserve(struct sk_buff *skb, int attrtype, int attrlen)  in nla_reserve()  argument
392 	if (unlikely(skb_tailroom(skb) < nla_total_size(attrlen)))  in nla_reserve()
395 	return __nla_reserve(skb, attrtype, attrlen);  in nla_reserve()
409 void *nla_reserve_nohdr(struct sk_buff *skb, int attrlen)  in nla_reserve_nohdr()  argument
411 	if (unlikely(skb_tailroom(skb) < NLA_ALIGN(attrlen)))  in nla_reserve_nohdr()
414 	return __nla_reserve_nohdr(skb, attrlen);  in nla_reserve_nohdr()
428 void __nla_put(struct sk_buff *skb, int attrtype, int attrlen,  in __nla_put()  argument
433 	nla = __nla_reserve(skb, attrtype, attrlen);  in __nla_put()
434 	memcpy(nla_data(nla), data, attrlen);  in __nla_put()
447 void __nla_put_nohdr(struct sk_buff *skb, int attrlen, const void *data)  in __nla_put_nohdr()  argument
451 	start = __nla_reserve_nohdr(skb, attrlen);  in __nla_put_nohdr()
452 	memcpy(start, data, attrlen);  in __nla_put_nohdr()
466 int nla_put(struct sk_buff *skb, int attrtype, int attrlen, const void *data)  in nla_put()  argument
468 	if (unlikely(skb_tailroom(skb) < nla_total_size(attrlen)))  in nla_put()
471 	__nla_put(skb, attrtype, attrlen, data);  in nla_put()
485 int nla_put_nohdr(struct sk_buff *skb, int attrlen, const void *data)  in nla_put_nohdr()  argument
487 	if (unlikely(skb_tailroom(skb) < NLA_ALIGN(attrlen)))  in nla_put_nohdr()
490 	__nla_put_nohdr(skb, attrlen, data);  in nla_put_nohdr()
504 int nla_append(struct sk_buff *skb, int attrlen, const void *data)  in nla_append()  argument
506 	if (unlikely(skb_tailroom(skb) < NLA_ALIGN(attrlen)))  in nla_append()
509 	memcpy(skb_put(skb, attrlen), data, attrlen);  in nla_append()