linux-kernel - Re: [PATCH 2/2] virtio: delete napi structures from netdev before releasing memory

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Date:	Fri, 06 Dec 2013 15:30:58 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	avagin@...nvz.org
Cc:	virtualization@...ts.linux-foundation.org,
	linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
	rusty@...tcorp.com.au, mst@...hat.com
Subject: Re: [PATCH 2/2] virtio: delete napi structures from netdev before
 releasing memory

From: Andrey Vagin <avagin@...nvz.org>
Date: Thu,  5 Dec 2013 18:36:21 +0400

> free_netdev calls netif_napi_del too, but it's too late, because napi
> structures are placed on vi->rq. netif_napi_add() is called from
> virtnet_alloc_queues.
 ...
> Fixes: 986a4f4d452d (virtio_net: multiqueue support)
> Cc: Rusty Russell <rusty@...tcorp.com.au>
> Cc: "Michael S. Tsirkin" <mst@...hat.com>
> Signed-off-by: Andrey Vagin <avagin@...nvz.org>

Applied and queued up for -stable, thanks.
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