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When loading addresses from INITs, always use the correct
local address. MFC after: 3 days.
This commit is contained in:
parent
6280f2fb34
commit
dc81ec897e
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=227320
@ -6181,54 +6181,65 @@ sctp_load_addresses_from_init(struct sctp_tcb *stcb, struct mbuf *m,
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sin6.sin6_len = sizeof(struct sockaddr_in6);
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sin6.sin6_port = stcb->rport;
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#endif
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if (altsa == NULL) {
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iph = mtod(m, struct ip *);
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switch (iph->ip_v) {
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iph = mtod(m, struct ip *);
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switch (iph->ip_v) {
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#ifdef INET
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case IPVERSION:
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{
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/* its IPv4 */
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struct sockaddr_in *sin_2;
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case IPVERSION:
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{
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/* its IPv4 */
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struct sockaddr_in *sin_2;
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sin_2 = (struct sockaddr_in *)(local_sa);
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memset(sin_2, 0, sizeof(sin));
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sin_2->sin_family = AF_INET;
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sin_2->sin_len = sizeof(sin);
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sin_2->sin_port = sh->dest_port;
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sin_2->sin_addr.s_addr = iph->ip_dst.s_addr;
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sin_2 = (struct sockaddr_in *)(local_sa);
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memset(sin_2, 0, sizeof(sin));
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sin_2->sin_family = AF_INET;
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sin_2->sin_len = sizeof(sin);
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sin_2->sin_port = sh->dest_port;
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sin_2->sin_addr.s_addr = iph->ip_dst.s_addr;
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if (altsa) {
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/*
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* For cookies we use the src address NOT
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* from the packet but from the original
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* INIT.
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*/
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sa = altsa;
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} else {
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sin.sin_addr = iph->ip_src;
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sa = (struct sockaddr *)&sin;
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break;
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}
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#endif
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#ifdef INET6
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case IPV6_VERSION >> 4:
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{
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/* its IPv6 */
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struct ip6_hdr *ip6;
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struct sockaddr_in6 *sin6_2;
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ip6 = mtod(m, struct ip6_hdr *);
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sin6_2 = (struct sockaddr_in6 *)(local_sa);
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memset(sin6_2, 0, sizeof(sin6));
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sin6_2->sin6_family = AF_INET6;
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sin6_2->sin6_len = sizeof(struct sockaddr_in6);
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sin6_2->sin6_port = sh->dest_port;
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sin6.sin6_addr = ip6->ip6_src;
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sa = (struct sockaddr *)&sin6;
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break;
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}
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#endif
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default:
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return (-1);
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break;
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}
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} else {
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/*
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* For cookies we use the src address NOT from the packet
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* but from the original INIT
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*/
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sa = altsa;
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#endif
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#ifdef INET6
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case IPV6_VERSION >> 4:
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{
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/* its IPv6 */
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struct ip6_hdr *ip6;
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struct sockaddr_in6 *sin6_2;
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ip6 = mtod(m, struct ip6_hdr *);
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sin6_2 = (struct sockaddr_in6 *)(local_sa);
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memset(sin6_2, 0, sizeof(sin6));
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sin6_2->sin6_family = AF_INET6;
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sin6_2->sin6_len = sizeof(struct sockaddr_in6);
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sin6_2->sin6_port = sh->dest_port;
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sin6_2->sin6_addr = ip6->ip6_dst;
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if (altsa) {
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/*
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* For cookies we use the src address NOT
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* from the packet but from the original
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* INIT.
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*/
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sa = altsa;
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} else {
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sin6.sin6_addr = ip6->ip6_src;
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sa = (struct sockaddr *)&sin6;
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}
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break;
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}
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#endif
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default:
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return (-1);
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break;
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}
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/* Turn off ECN until we get through all params */
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ecn_allowed = 0;
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