From 356150aae539aac85dbb8a4073c8dbe3c8336883 Mon Sep 17 00:00:00 2001
From: bluhm <>
Date: Wed, 19 Oct 2016 16:26:16 +0000
Subject: [PATCH] Remove the save_errno dance inside strerror_r(3).  It is from
 the time when we had national language support. OK millert@

---
 src/lib/libc/string/strerror_r.c | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/src/lib/libc/string/strerror_r.c b/src/lib/libc/string/strerror_r.c
index 53f5d6bd..b45dee12 100644
--- a/src/lib/libc/string/strerror_r.c
+++ b/src/lib/libc/string/strerror_r.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: strerror_r.c,v 1.12 2015/10/25 10:22:09 bluhm Exp $ */
+/* $OpenBSD: strerror_r.c,v 1.13 2016/10/19 16:26:16 bluhm Exp $ */
 /* Public Domain <marc@snafu.org> */
 
 #include <errno.h>
@@ -85,15 +85,13 @@ __num2string(int num, int sign, int setid, char *buf, size_t buflen,
 int
 strerror_r(int errnum, char *strerrbuf, size_t buflen)
 {
-	int save_errno;
 	int ret_errno;
 
-	save_errno = errno;
-
 	ret_errno = __num2string(errnum, 1, 1, strerrbuf, buflen,
 	    sys_errlist, sys_nerr, UPREFIX);
 
-	errno = ret_errno ? ret_errno : save_errno;
+	if (ret_errno)
+		errno = ret_errno;
 	return (ret_errno);
 }
 DEF_WEAK(strerror_r);