From 89e8cc1112efba408ad43c3ed79b302d450bebd4 Mon Sep 17 00:00:00 2001
From: christos <christos@NetBSD.org>
Date: Mon, 7 Mar 2016 15:56:17 +0000
Subject: [PATCH] PR/50909: David Binderman: Optimize memset

---
 sbin/ifconfig/env.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/sbin/ifconfig/env.c b/sbin/ifconfig/env.c
index 973b698279a8..8b6c6de078db 100644
--- a/sbin/ifconfig/env.c
+++ b/sbin/ifconfig/env.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: env.c,v 1.10 2016/03/07 12:48:53 christos Exp $	*/
+/*	$NetBSD: env.c,v 1.11 2016/03/07 15:56:17 christos Exp $	*/
 
 /*-
  * Copyright (c) 2008 David Young.  All rights reserved.
@@ -27,7 +27,7 @@
 
 #include <sys/cdefs.h>
 #ifndef lint
-__RCSID("$NetBSD: env.c,v 1.10 2016/03/07 12:48:53 christos Exp $");
+__RCSID("$NetBSD: env.c,v 1.11 2016/03/07 15:56:17 christos Exp $");
 #endif /* not lint */
 
 #include <errno.h>
@@ -141,8 +141,8 @@ getargdata(prop_dictionary_t env, const char *key, uint8_t *buf, size_t buflen)
 		errno = ENAMETOOLONG; 
 		return -1;
 	}
-	memset(buf, 0, buflen);
 	memcpy(buf, prop_data_data_nocopy(data), datalen);
+	memset(buf + datalen, 0, buflen - datalen);
 	return datalen;
 }