From f7a54d06e55631f045a3a0916fe50d85d4bccfb1 Mon Sep 17 00:00:00 2001
From: "Crist J. Clark" <cjc@FreeBSD.org>
Date: Fri, 25 Jan 2002 00:50:49 +0000
Subject: [PATCH] Have sysctl() return the correct errno(2) as documented in
 the sysctl(3) manpage.

Submitted by:	ru
Obtained from:	BSD/OS
---
 sys/net/rtsock.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sys/net/rtsock.c b/sys/net/rtsock.c
index 88c9cc621569..3ad9ee6c9863 100644
--- a/sys/net/rtsock.c
+++ b/sys/net/rtsock.c
@@ -1008,7 +1008,7 @@ sysctl_rtsock(SYSCTL_HANDLER_ARGS)
 	if (req->newptr)
 		return (EPERM);
 	if (namelen != 3)
-		return (EINVAL);
+		return ((namelen < 3) ? EISDIR : ENOTDIR);
 	af = name[0];
 	Bzero(&w, sizeof(w));
 	w.w_op = name[1];