> Stefan Wahren <stefan.wah...@i2se.com> hat am 12. Februar 2018 um 21:20 
> geschrieben:
> 
> 
> We better print an error in case probing of dwc2 fails on
> setting the DMA coherent mask.
> 
> Signed-off-by: Stefan Wahren <stefan.wah...@i2se.com>
> ---
>  drivers/usb/dwc2/platform.c | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/usb/dwc2/platform.c b/drivers/usb/dwc2/platform.c
> index 4703478..4ddbdbd 100644
> --- a/drivers/usb/dwc2/platform.c
> +++ b/drivers/usb/dwc2/platform.c
> @@ -382,8 +382,10 @@ static int dwc2_driver_probe(struct platform_device *dev)
>       if (!dev->dev.dma_mask)
>               dev->dev.dma_mask = &dev->dev.coherent_dma_mask;
>       retval = dma_set_coherent_mask(&dev->dev, DMA_BIT_MASK(32));
> -     if (retval)
> +     if (retval) {
> +             dev_err(&dev->dev, "can't set coherent DMA mask: %d\n", retval);
>               return retval;
> +     }
>  
>       res = platform_get_resource(dev, IORESOURCE_MEM, 0);
>       hsotg->regs = devm_ioremap_resource(&dev->dev, res);
> -- 
> 2.7.4
>

ping ...
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