linux-kernel - Re: [PATCH] 3c59x: convert to generic DMA API

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Date:   Sun, 13 May 2018 20:23:59 -0400 (EDT)
From:   David Miller <davem@...emloft.net>
To:     hch@....de
Cc:     netdev@...r.kernel.org, linux-pci@...r.kernel.org,
        linux-kernel@...r.kernel.org, tedheadster@...il.com
Subject: Re: [PATCH] 3c59x: convert to generic DMA API

From: Christoph Hellwig <hch@....de>
Date: Sat, 12 May 2018 12:16:50 +0200

> This driver supports EISA devices in addition to PCI devices, and relied
> on the legacy behavior of the pci_dma* shims to pass on a NULL pointer
> to the DMA API, and the DMA API being able to handle that.  When the
> NULL forwarding broke the EISA support got broken.  Fix this by converting
> to the DMA API instead of the legacy PCI shims.
> 
> Fixes: 4167b2ad ("PCI: Remove NULL device handling from PCI DMA API")
> Reported-by: tedheadster <tedheadster@...il.com>
> Tested-by: tedheadster <tedheadster@...il.com>
> Signed-off-by: Christoph Hellwig <hch@....de>

Applied and queued up for -stable, thanks.