From: Christoph Hellwig <hch at lst.de> Date: Thu, 8 Jun 2017 15:25:27 +0200 > That way the driver doesn't have to rely on DMA_ERROR_CODE, which > is not a public API and going away. > > Signed-off-by: Christoph Hellwig <hch at lst.de> Acked-by: David S. Miller <davem at davemloft.net>