From: Tom Yu <tlyu@mit.edu>
Date: Mon, 10 Feb 1997 05:05:54 +0000 (+0000)
Subject: 	* svc_udp.c (svcudp_recv): Avoid coredumps under Solaris (and
X-Git-Tag: krb5-1.1-beta1~1357
X-Git-Url: http://git.tremily.us/?a=commitdiff_plain;h=1299ac3c23cfab04eb6ebeb31f6839434634538e;p=krb5.git

	* svc_udp.c (svcudp_recv): Avoid coredumps under Solaris (and
	possibly other systems) by passing in a non-NULL iovec to
	recvmsg().

git-svn-id: svn://anonsvn.mit.edu/krb5/trunk@9834 dc483132-0cff-0310-8789-dd5450dbe970
---

diff --git a/src/lib/rpc/ChangeLog b/src/lib/rpc/ChangeLog
index 3d2245de6..6aea5fe9a 100644
--- a/src/lib/rpc/ChangeLog
+++ b/src/lib/rpc/ChangeLog
@@ -1,3 +1,9 @@
+Mon Feb 10 00:04:36 1997  Tom Yu  <tlyu@mit.edu>
+
+	* svc_udp.c (svcudp_recv): Avoid coredumps under Solaris (and
+	possibly other systems) by passing in a non-NULL iovec to
+	recvmsg().
+
 Thu Jan 16 19:02:22 1997  Tom Yu  <tlyu@mit.edu>
 
 	* Makefile.in (all-prerecurse): Update to use double-colon rules.
diff --git a/src/lib/rpc/svc_udp.c b/src/lib/rpc/svc_udp.c
index 142293fac..55b591092 100644
--- a/src/lib/rpc/svc_udp.c
+++ b/src/lib/rpc/svc_udp.c
@@ -175,6 +175,7 @@ svcudp_recv(xprt, msg)
 	struct rpc_msg *msg;
 {
         struct msghdr dummy;
+	struct iovec dummy_iov[1];
 	register struct svcudp_data *su = su_data(xprt);
 	register XDR *xdrs = &(su->su_xdrs);
 	register int rlen;
@@ -183,6 +184,10 @@ svcudp_recv(xprt, msg)
 
     again:
 	memset((char *) &dummy, 0, sizeof(dummy));
+	dummy_iov[0].iov_base = rpc_buffer(xprt);
+	dummy_iov[0].iov_len = (int) su->su_iosz;
+	dummy.msg_iov = dummy_iov;
+	dummy.msg_iovlen = 1;
 	dummy.msg_namelen = xprt->xp_laddrlen = sizeof(struct sockaddr_in);
 	dummy.msg_name = (char *) &xprt->xp_laddr;
 	rlen = recvmsg(xprt->xp_sock, &dummy, MSG_PEEK);