Re: [PATCH 02/11] ALSA: usb-audio: Fix undefined behavior due to shift overflowing the constant

From: Takashi Iwai
Date: Tue Apr 05 2022 - 18:48:59 EST


On Tue, 05 Apr 2022 18:06:19 +0200,
Borislav Petkov wrote:
>
> On Tue, Apr 05, 2022 at 05:32:48PM +0200, Takashi Iwai wrote:
> > > +#define USB_ID(vendor, product) ((((unsigned int)vendor) << 16) | (product))
> >
> > Parentheses are needed around vendor (as usual for a macro).
> > Could you resubmit with it?
>
> Or you can fix it up while applying. :)

If you prefer, sure.


Takashi