From 4057f528769010da9112e87d719102cb0aa75dbc Mon Sep 17 00:00:00 2001
From: deraadt <>
Date: Wed, 7 Aug 1996 18:01:05 +0000
Subject: seed rresvport() for aux channel with a known taken port; do not ask
 for next lower port because we might get it (and be predictable!)

---
 src/lib/libc/net/rcmd.c | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'src/lib/libc/net/rcmd.c')

diff --git a/src/lib/libc/net/rcmd.c b/src/lib/libc/net/rcmd.c
index 86f35664e4..727a26e173 100644
--- a/src/lib/libc/net/rcmd.c
+++ b/src/lib/libc/net/rcmd.c
@@ -133,7 +133,13 @@ rcmd(ahost, rport, locuser, remuser, cmd, fd2p)
 		sigsetmask(oldmask);
 		return (-1);
 	}
+#if 0
+	/*
+	 * try to rresvport() to the same port. This will make rresvport()
+	 * fail it's first bind, resulting in it choosing a random port.
+	 */
 	lport--;
+#endif
 	if (fd2p == 0) {
 		write(s, "", 1);
 		lport = 0;
-- 
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