From 4b0eaf5c1757a546db77c8984dfb172191a43d82 Mon Sep 17 00:00:00 2001
From: tb <tb@openbsd.org>
Date: Thu, 10 Feb 2022 11:10:40 +0000
Subject: [PATCH] Free conn->last_modified before overwriting it with strdup().
 If it was set, this would leak 30 bytes.

ok claudio
---
 usr.sbin/rpki-client/http.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/usr.sbin/rpki-client/http.c b/usr.sbin/rpki-client/http.c
index 117c706885c..e04af6afc70 100644
--- a/usr.sbin/rpki-client/http.c
+++ b/usr.sbin/rpki-client/http.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: http.c,v 1.52 2022/01/23 12:09:24 claudio Exp $  */
+/*	$OpenBSD: http.c,v 1.53 2022/02/10 11:10:40 tb Exp $  */
 /*
  * Copyright (c) 2020 Nils Fisher <nils_fisher@hotmail.com>
  * Copyright (c) 2020 Claudio Jeker <claudio@openbsd.org>
@@ -1231,6 +1231,7 @@ http_parse_header(struct http_connection *conn, char *buf)
 	} else if (strncasecmp(cp, LAST_MODIFIED,
 	    sizeof(LAST_MODIFIED) - 1) == 0) {
 		cp += sizeof(LAST_MODIFIED) - 1;
+		free(conn->last_modified);
 		if ((conn->last_modified = strdup(cp)) == NULL)
 			err(1, NULL);
 	}
-- 
2.20.1