On Mon, Mar 04, 2013 at 04:39:16PM +0800, Andrew Cooks wrote:
> diff --git a/drivers/dma/ioat/dma.c b/drivers/dma/ioat/dma.c
> index 1879a59..1f706c4 100644
> --- a/drivers/dma/ioat/dma.c
> +++ b/drivers/dma/ioat/dma.c
> @@ -832,7 +832,18 @@ int ioat_dma_self_test(struct ioatdma_device *device)
> }
>
> dma_src = dma_map_single(dev, src, IOAT_TEST_SIZE, DMA_TO_DEVICE);
> + err = dma_mapping_error(dev, dma_src);
> + if (err) {
> + dev_err(dev, "dma mapping failed: -%d\n", err);
> + goto free_resources;
> + }
NAK. Please take the time to check what the functions you're using return
rather than assuming what they return.
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