From fc8684cd46b48e187805f79db1715a5e6420c618 Mon Sep 17 00:00:00 2001
From: John-Mark Gurney <jmg@FreeBSD.org>
Date: Fri, 15 Aug 2003 04:31:01 +0000
Subject: [PATCH] if we got this far, we definately don't have an EBADF. 
 Return a more sane result of EPIPE.

Reported by:	nCircle dev team
MFC after:	3 day
---
 sys/kern/sys_pipe.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sys/kern/sys_pipe.c b/sys/kern/sys_pipe.c
index 7d39b8c63740..e003d5e9d685 100644
--- a/sys/kern/sys_pipe.c
+++ b/sys/kern/sys_pipe.c
@@ -1487,7 +1487,7 @@ pipe_kqfilter(struct file *fp, struct knote *kn)
 		cpipe = cpipe->pipe_peer;
 		if (cpipe == NULL)
 			/* other end of pipe has been closed */
-			return (EBADF);
+			return (EPIPE);
 		break;
 	default:
 		return (1);