From 123c99294b8026ade628e12fa13a850253e28088 Mon Sep 17 00:00:00 2001
From: ache <ache@FreeBSD.org>
Date: Mon, 30 Apr 2007 12:51:02 +0000
Subject: [PATCH] Prepare for upcoming POSIXed putenv() rewrite: don't free
 memory after putenv()

---
 usr.bin/su/su.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/usr.bin/su/su.c b/usr.bin/su/su.c
index 76f76b61e64d..26f4a3ef9209 100644
--- a/usr.bin/su/su.c
+++ b/usr.bin/su/su.c
@@ -567,8 +567,9 @@ export_pam_environment(void)
 
 	for (pp = environ_pam; *pp != NULL; pp++) {
 		if (ok_to_export(*pp))
-			putenv(*pp);
-		free(*pp);
+			(void)putenv(*pp);
+		else
+			free(*pp);
 	}
 }