From mboxrd@z Thu Jan  1 00:00:00 1970
From: Christoph Hellwig <hch@lst.de>
Date: Fri, 01 Feb 2019 16:09:57 +0000
Subject: Re: [alsa-devel] don't pass a NULL struct device to DMA API functions
Message-Id: <20190201160957.GD6532@lst.de>
List-Id: <linux-fbdev.vger.kernel.org>
References: <20190201084801.10983-1-hch@lst.de> <s5ho97v8x9j.wl-tiwai@suse.de>
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To: Takashi Iwai <tiwai@suse.de>
Cc: Dmitry Tarnyagin <dmitry.tarnyagin@lockless.no>, linux-fbdev@vger.kernel.org, alsa-devel@alsa-project.org, Felipe Balbi <balbi@kernel.org>, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, Nicolas Ferre <nicolas.ferre@microchip.com>, iommu@lists.linux-foundation.org, Sudip Mukherjee <sudipm.mukherjee@gmail.com>, Vinod Koul <vkoul@kernel.org>, netdev@vger.kernel.org, John Crispin <john@phrozen.org>, dmaengine@vger.kernel.org, linux-mips@vger.kernel.org, Christoph Hellwig <hch@lst.de>

On Fri, Feb 01, 2019 at 02:16:08PM +0100, Takashi Iwai wrote:
> Actually there are a bunch of ISA sound drivers that still call
> allocators with NULL device.
> 
> The patch below should address it, although it's only compile-tested.

Oh, I missed these "indirect" calls.  This looks good to me:

Reviewed-by: Christoph Hellwig <hch@lst.de>