linux-kernel - Re: [PATCH] xhci: Fix bcdUSB initialization

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Message-ID: <2025022757-extrude-carpenter-5bec@gregkh>
Date: Thu, 27 Feb 2025 11:36:24 -0800
From: Greg KH <gregkh@...uxfoundation.org>
To: Abhishek Tamboli <abhishektamboli9@...il.com>
Cc: mathias.nyman@...el.com, linux-usb@...r.kernel.org,
	linux-kernel@...r.kernel.org, dan.carpenter@...aro.org
Subject: Re: [PATCH] xhci: Fix bcdUSB initialization

On Fri, Feb 28, 2025 at 01:04:00AM +0530, Abhishek Tamboli wrote:
> Initialize bcdUSB to 0 to prevent undefined behaviour
> if accessed without being explicitly set.

Is it actually accessed without being set?  If so, please explain it and
also how the compiler is somehow missing this already?

thanks,

greg k-h