kore

commit bae117b68c60c63fd93f6bb4605a358ba958cd49
parent d4f4e007e01fead4244723bd67d2c0ad6d96a409
Author: Frederic Cambus <fred@statdns.com>
Date:   Sun,  9 Jun 2019 21:16:28 +0200

Set req->agent to "-" if it is NULL, as do other major HTTP servers.

This avoids passing a NULL value to a format string when writing a log
entry.

Diffstat:
src/accesslog.c
 | 
3
+++

1 file changed, 3 insertions(+), 0 deletions(-)
diff --git a/src/accesslog.c b/src/accesslog.c
@@ -102,6 +102,9 @@ kore_accesslog(struct http_request *req)
 	else
 		referer = "-";
 
+	if (req->agent == NULL)
+		req->agent = "-";
+
 	cn = "-";
 #if !defined(KORE_NO_TLS)
 	if (req->owner->cert != NULL) {