Do not attempt to set source address on outgoing messages
on UDP socket if we do not have a valid IP address.
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parent
0fe7ed0085
commit
8a784b73d3
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=193677
@ -209,7 +209,7 @@ svc_dg_recvfrom(int fd, char *buf, int buflen,
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return rlen;
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for (cmsg = CMSG_FIRSTHDR(&msg); cmsg != NULL;
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cmsg = CMSG_NXTHDR(&msg, cmsg)){
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cmsg = CMSG_NXTHDR(&msg, cmsg)) {
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if (cmsg->cmsg_level == IPPROTO_IP &&
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cmsg->cmsg_type == IP_RECVDSTADDR) {
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have_lin = TRUE;
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@ -300,7 +300,7 @@ svc_dg_sendto(int fd, char *buf, int buflen,
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msg.msg_namelen = raddrlen;
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msg.msg_name = (char *)raddr;
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if (laddr->sa_family == AF_INET) {
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if (laddr->sa_family == AF_INET && lin->s_addr != INADDR_ANY) {
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msg.msg_control = (caddr_t)tmp;
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msg.msg_controllen = CMSG_LEN(sizeof(*lin));
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cmsg = CMSG_FIRSTHDR(&msg);
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