netdev - Re: [PATCH 3/3] NET: [SCHED] Qdisc changes and sch

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Date:	Thu, 28 Jun 2007 18:53:18 +0200
From:	Patrick McHardy <kaber@...sh.net>
To:	"Waskiewicz Jr, Peter P" <peter.p.waskiewicz.jr@...el.com>
CC:	davem@...emloft.net, netdev@...r.kernel.org, jeff@...zik.org,
	"Kok, Auke-jan H" <auke-jan.h.kok@...el.com>, hadi@...erus.ca
Subject: Re: [PATCH 3/3] NET: [SCHED] Qdisc changes and sch_rr added for multiqueue

Waskiewicz Jr, Peter P wrote:
> Thanks for fixing; however, the current sch_prio doesn't unregister the
> qdisc if register_qdisc() on prio fails, or does that happen implicitly
> because the module will probably unload?

It failed, there's nothing to unregister. But when you register two
qdiscs and the second one fails you have to unregister the first one.

Your way works too, but it might fail registering the second one without
providing any feedback to the user.
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