From 875e339faf5a9fe92f93187fee8c598da3f2767d Mon Sep 17 00:00:00 2001
From: Glenn Strauss <gstrauss@gluelogic.com>
Date: Sun, 22 Oct 2017 15:33:59 -0400
Subject: [PATCH] [core] fix 1.4.46 regression in Last-Modified

fix 1.4.46 regression in Last-Modified string cache

(thx avij)

x-ref:
  "Oversized request-header"
  https://redmine.lighttpd.net/boards/2/topics/7686
---
 src/http-header-glue.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/http-header-glue.c b/src/http-header-glue.c
index 0c32f6b4..717a73e5 100644
--- a/src/http-header-glue.c
+++ b/src/http-header-glue.c
@@ -142,6 +142,7 @@ buffer * strftime_cache_get(server *srv, time_t last_mod) {
 
 	srv->mtime_cache[i].mtime = last_mod;
 	tm = gmtime(&(srv->mtime_cache[i].mtime));
+	buffer_string_set_length(srv->mtime_cache[i].str, 0);
 	buffer_append_strftime(srv->mtime_cache[i].str, "%a, %d %b %Y %H:%M:%S GMT", tm);
 
 	return srv->mtime_cache[i].str;