On 2/24/22 15:27, Thierry Reding wrote:
> From: Thierry Reding <treding@xxxxxxxxxx>
>
> sparse is picky about casts between different address spaces. A cast to
> plain void * needs to be accompanied by a __force modifier and casting
> back to void __iomem * needs to be explicit to avoid warnings.
>
> Reported-by: kernel test robot <lkp@xxxxxxxxx>
> Fixes: 88724b78a84c ("soc/tegra: fuse: Use resource-managed helpers")
> Signed-off-by: Thierry Reding <treding@xxxxxxxxxx>
> ---
> drivers/soc/tegra/fuse/fuse-tegra.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/soc/tegra/fuse/fuse-tegra.c b/drivers/soc/tegra/fuse/fuse-tegra.c
> index 10d2ae99babd..aa94fda282f4 100644
> --- a/drivers/soc/tegra/fuse/fuse-tegra.c
> +++ b/drivers/soc/tegra/fuse/fuse-tegra.c
> @@ -202,8 +202,8 @@ static const struct nvmem_cell_info tegra_fuse_cells[] = {
>
> static void tegra_fuse_restore(void *base)
> {
> + fuse->base = (void __iomem *)base;
> fuse->clk = NULL;
> - fuse->base = base;
> }
>
> static int tegra_fuse_probe(struct platform_device *pdev)
> @@ -213,7 +213,7 @@ static int tegra_fuse_probe(struct platform_device *pdev)
> struct resource *res;
> int err;
>
> - err = devm_add_action(&pdev->dev, tegra_fuse_restore, base);
> + err = devm_add_action(&pdev->dev, tegra_fuse_restore, (void __force *)base);
> if (err)
> return err;
>
Thank you, I had the same change on my mind.
Reviewed-by: Dmitry Osipenko <dmitry.osipenko@xxxxxxxxxxxxx>
