Re: [PATCH 2/2] usb: pci-quirks: Remove a useless initialization

From: Greg Kroah-Hartman
Date: Thu Mar 23 2023 - 12:33:56 EST


On Tue, Mar 21, 2023 at 10:43:10PM +0100, Christophe JAILLET wrote:
> 'info' is memset()'ed a few lines below and is not use in the between.
>
> There is no need to initialize one of its field to false here.
>
> Signed-off-by: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx>
> ---
> drivers/usb/host/pci-quirks.c | 1 -
> 1 file changed, 1 deletion(-)
>
> diff --git a/drivers/usb/host/pci-quirks.c b/drivers/usb/host/pci-quirks.c
> index 6b741327d2c4..46f2412dcb40 100644
> --- a/drivers/usb/host/pci-quirks.c
> +++ b/drivers/usb/host/pci-quirks.c
> @@ -208,7 +208,6 @@ static void usb_amd_find_chipset_info(void)
> {
> unsigned long flags;
> struct amd_chipset_info info;
> - info.need_pll_quirk = false;

Why not just change the line above it to:
struct amd_chipset_info info = { };
and drop the call to memset entirely?

thanks,

greg k-h