Re: [PATCH] usb: dwc3: Simplify memset struct array

From: Greg Kroah-Hartman
Date: Thu Apr 10 2025 - 13:04:43 EST


On Thu, Apr 10, 2025 at 09:30:00PM +0800, Zijun Hu wrote:
> From: Zijun Hu <quic_zijuhu@xxxxxxxxxxx>
>
> For 'struct property_entry props[6]', Simplify its memset to
> 'memset(props, 0, sizeof(props))'.
>
> Signed-off-by: Zijun Hu <quic_zijuhu@xxxxxxxxxxx>
> ---
> drivers/usb/dwc3/host.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/usb/dwc3/host.c b/drivers/usb/dwc3/host.c
> index b48e108fc8fe7343446946e7babf9ba3bc0d2dc3..5a2fe4c6b0e433c32945c136b8b35e1912e3acc8 100644
> --- a/drivers/usb/dwc3/host.c
> +++ b/drivers/usb/dwc3/host.c
> @@ -158,7 +158,7 @@ int dwc3_host_init(struct dwc3 *dwc)
> goto err;
> }
>
> - memset(props, 0, sizeof(struct property_entry) * ARRAY_SIZE(props));
> + memset(props, 0, sizeof(props));

What does this really help with? It feels like churn to me.

thanks,

greg k-h