From e21906b3b41cda3cefebcc8b96ae6ad08549e504 Mon Sep 17 00:00:00 2001 From: Glenn Strauss Date: Thu, 15 Mar 2018 23:21:37 -0400 Subject: [PATCH] [core] fix crash if 'host' empty in config (fixes #2876) x-ref: "segfault with fastcgi app" https://redmine.lighttpd.net/issues/2876 --- src/gw_backend.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/src/gw_backend.c b/src/gw_backend.c index dbef6328..7b5ef190 100644 --- a/src/gw_backend.c +++ b/src/gw_backend.c @@ -1399,8 +1399,12 @@ int gw_set_defaults_backend(server *srv, gw_plugin_data *p, data_unset *du, size host->port = 80; } - host->family = (!buffer_string_is_empty(host->host) - && NULL != strchr(host->host->ptr, ':')) + if (buffer_string_is_empty(host->host)) { + buffer_copy_string_len(host->host, + CONST_STR_LEN("127.0.0.1")); + } + + host->family = (NULL != strchr(host->host->ptr, ':')) ? AF_INET6 : AF_INET; }