From 241eb766daa57d8ab200d20c35c2a490e0734691 Mon Sep 17 00:00:00 2001 From: Andre Noll Date: Wed, 25 Mar 2020 13:50:25 +0100 Subject: [PATCH] attach_to_bridge(): Improve error message. if_nametoindex() sets errno on errors, so let's print the error string using %m. --- util.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/util.c b/util.c index ebe5b1e..08f4832 100644 --- a/util.c +++ b/util.c @@ -526,7 +526,7 @@ bool attach_to_bridge(const char *iface, const char *bridge) INFO_LOG("adding interface %s to bridge %s\n", iface, bridge); if (!(idx = if_nametoindex(iface))) { - ERROR_LOG("no index for %s\n", iface); + ERROR_LOG("no index for %s: %m\n", iface); return false; } if ((fd = socket(AF_INET, SOCK_STREAM, 0)) < 0) { -- 2.39.2