DMA-API: usb: use new dma_coerce_mask_and_coherent()

[~andy/linux] / drivers / usb / host / ohci-exynos.c

diff --git a/drivers/usb/host/ohci-exynos.c b/drivers/usb/host/ohci-exynos.c
index dc6ee9adacf58679305df6baa851167e34e61ed4..866f2464f9de64c84ac96114c96dccb52a472d32 100644 (file)
--- a/drivers/usb/host/ohci-exynos.c
+++ b/drivers/usb/host/ohci-exynos.c
@@ -114,10 +114,9 @@ static int exynos_ohci_probe(struct platform_device *pdev)
         * Since shared usb code relies on it, set it here for now.
         * Once we move to full device tree support this will vanish off.
         */
-       if (!pdev->dev.dma_mask)
-               pdev->dev.dma_mask = &pdev->dev.coherent_dma_mask;
-       if (!pdev->dev.coherent_dma_mask)
-               pdev->dev.coherent_dma_mask = DMA_BIT_MASK(32);
+       err = dma_coerce_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
+       if (err)
+               return err;
 
        exynos_ohci = devm_kzalloc(&pdev->dev, sizeof(struct exynos_ohci_hcd),
                                        GFP_KERNEL);