Re: [PATCH 2/2] mmc: host: meson-mx-sdhc: don't use literal 0 to initialize structs

From: Ulf Hansson
Date: Mon May 18 2020 - 07:24:06 EST


On Mon, 18 May 2020 at 00:29, Martin Blumenstingl
<martin.blumenstingl@xxxxxxxxxxxxxx> wrote:
>
> Kbuild test robot reports the following warning in lines 56 and 87 of
> drivers/mmc/host/meson-mx-sdhc-clkc.c:
> Using plain integer as NULL pointer
>
> Drop the integer value from the struct initialization to fix that
> warning. This will still ensure that the compiler will zero out the
> struct so it's in a well-defined state.
>
> Fixes: 53ded1b676d199 ("mmc: host: meson-mx-sdhc: new driver for the Amlogic Meson SDHC host")
> Reported-by: kbuild test robot <lkp@xxxxxxxxx>
> Signed-off-by: Martin Blumenstingl <martin.blumenstingl@xxxxxxxxxxxxxx>

Applied for next, thanks!

Kind regards
Uffe


> ---
> drivers/mmc/host/meson-mx-sdhc-clkc.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/mmc/host/meson-mx-sdhc-clkc.c b/drivers/mmc/host/meson-mx-sdhc-clkc.c
> index ab0d6c68a078..e1f29b279123 100644
> --- a/drivers/mmc/host/meson-mx-sdhc-clkc.c
> +++ b/drivers/mmc/host/meson-mx-sdhc-clkc.c
> @@ -53,7 +53,7 @@ static int meson_mx_sdhc_clk_hw_register(struct device *dev,
> const struct clk_ops *ops,
> struct clk_hw *hw)
> {
> - struct clk_init_data init = { 0 };
> + struct clk_init_data init = { };
> char clk_name[32];
>
> snprintf(clk_name, sizeof(clk_name), "%s#%s", dev_name(dev),
> @@ -84,7 +84,7 @@ static int meson_mx_sdhc_gate_clk_hw_register(struct device *dev,
> int meson_mx_sdhc_register_clkc(struct device *dev, void __iomem *base,
> struct clk_bulk_data *clk_bulk_data)
> {
> - struct clk_parent_data div_parent = { 0 };
> + struct clk_parent_data div_parent = { };
> struct meson_mx_sdhc_clkc *clkc_data;
> int ret;
>
> --
> 2.26.2
>