From 4937896a1020316157445c61c46feabdf960ffa2 Mon Sep 17 00:00:00 2001
From: Enji Cooper <ngie@FreeBSD.org>
Date: Mon, 20 Mar 2017 02:47:28 +0000
Subject: [PATCH] kvm_close(3): return `error` instead of blindly returning `0`

`error` is the accumulated error from previous close(2) calls.

This bug has been present since the libcall's import from 4.4BSD
Lite (r1573).

MFC after:	1 week
Noticed by:	vangyzen (D10022)
Relnotes:	yes
Sponsored by:	Dell EMC Isilon
---
 lib/libkvm/kvm.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/libkvm/kvm.c b/lib/libkvm/kvm.c
index a08c6bda94e..2d67dbf5df2 100644
--- a/lib/libkvm/kvm.c
+++ b/lib/libkvm/kvm.c
@@ -292,7 +292,7 @@ kvm_close(kvm_t *kd)
 		free(kd->pt_map);
 	free((void *)kd);
 
-	return (0);
+	return (error);
 }
 
 int