On Mon, Jan 10, 2022 at 05:37:34PM +0800, Geert Uytterhoeven wrote: >> --- a/drivers/dma/sh/rcar-dmac.c >> +++ b/drivers/dma/sh/rcar-dmac.c >> @@ -1869,7 +1869,9 @@ static int rcar_dmac_probe(struct platform_device *pdev) >> dmac->dev = &pdev->dev; >> platform_set_drvdata(pdev, dmac); >> dma_set_max_seg_size(dmac->dev, RCAR_DMATCR_MASK); > > dma_set_max_seg_size() can fail, too. Thanks for your reminder. I will submit another patch to fix it and add "Reported-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>". Sincerely thanks, Jiang