From 37fb58f6be7dae502e2ee1d9baedab6a5091335a Mon Sep 17 00:00:00 2001
From: florian <florian@openbsd.org>
Date: Mon, 23 Aug 2021 18:22:56 +0000
Subject: [PATCH] Say which read failed, helps debugging.

---
 sbin/dhcpleased/frontend.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/sbin/dhcpleased/frontend.c b/sbin/dhcpleased/frontend.c
index 66caccac055..b3f015bcf07 100644
--- a/sbin/dhcpleased/frontend.c
+++ b/sbin/dhcpleased/frontend.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: frontend.c,v 1.19 2021/08/23 18:21:48 florian Exp $	*/
+/*	$OpenBSD: frontend.c,v 1.20 2021/08/23 18:22:56 florian Exp $	*/
 
 /*
  * Copyright (c) 2017, 2021 Florian Obser <florian@openbsd.org>
@@ -832,7 +832,7 @@ bpf_receive(int fd, short events, void *arg)
 	iface = (struct iface *)arg;
 
 	if ((len = read(fd, iface->bpfev.buf, BPFLEN)) == -1) {
-		log_warn("read");
+		log_warn("%s: read", __func__);
 		return;
 	}
 
-- 
2.20.1