Author: kan
Date: Mon Jun 8 03:39:15 2009
New Revision: 193677
URL: http://svn.freebsd.org/changeset/base/193677
Log:
Do not attempt to set source address on outgoing messages
on UDP socket if we do not have a valid IP address.
Modified:
head/lib/libc/rpc/svc_dg.c
Modified: head/lib/libc/rpc/svc_dg.c
==============================================================================
--- head/lib/libc/rpc/svc_dg.c Mon Jun 8 03:37:25 2009 (r193676)
+++ head/lib/libc/rpc/svc_dg.c Mon Jun 8 03:39:15 2009 (r193677)
@@ -209,7 +209,7 @@ svc_dg_recvfrom(int fd, char *buf, int b
return rlen;
for (cmsg = CMSG_FIRSTHDR(&msg); cmsg != NULL;
- cmsg = CMSG_NXTHDR(&msg, cmsg)){
+ cmsg = CMSG_NXTHDR(&msg, cmsg)) {
if (cmsg->cmsg_level == IPPROTO_IP &&
cmsg->cmsg_type == IP_RECVDSTADDR) {
have_lin = TRUE;
@@ -300,7 +300,7 @@ svc_dg_sendto(int fd, char *buf, int buf
msg.msg_namelen = raddrlen;
msg.msg_name = (char *)raddr;
- if (laddr->sa_family == AF_INET) {
+ if (laddr->sa_family == AF_INET && lin->s_addr != INADDR_ANY) {
msg.msg_control = (caddr_t)tmp;
msg.msg_controllen = CMSG_LEN(sizeof(*lin));
cmsg = CMSG_FIRSTHDR(&msg);
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