netdev - Re: iproute2: no error message when link up command fails.

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Message-Id: <1216247722.3422.38.camel@johannes.berg>
Date:	Thu, 17 Jul 2008 00:35:22 +0200
From:	Johannes Berg <johannes@...solutions.net>
To:	Stephen Hemminger <shemminger@...tta.com>
Cc:	Andreas Henriksson <andreas@...al.se>,
	stephen.hemminger@...tta.com, 489340@...s.debian.org,
	netdev@...r.kernel.org
Subject: Re: iproute2: no error message when link up command fails.


> > (By the way, most uses of rtnl_* seems to be if (rtnl_* < 0) exit(1); in
> > iproute2 currently. The error messages are in libnetlink.)

> The problem is the driver is responding with an error packet but the
> errno is 0. This looks like a kernel bug, not an library bug.

I don't think so, the recvmsg() call worked fine, but the message
indicates that the netlink consumer had an error. Or am I missing
something?

johannes

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