linux-kernel - Re: Cleanup of -Wunused-const-variable in drivers/usb/host/xhci-tegra.c

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Date:   Thu, 13 Jun 2019 20:44:50 +0200
From:   Greg KH <gregkh@...uxfoundation.org>
To:     Nathan Huckleberry <nhuck@...gle.com>
Cc:     treding@...dia.com, mathias.nyman@...el.com,
        thierry.reding@...il.com, jonathanh@...dia.com,
        linux-usb@...r.kernel.org, linux-tegra@...r.kernel.org,
        linux-kernel@...r.kernel.org, clang-built-linux@...glegroups.com
Subject: Re: Cleanup of -Wunused-const-variable in
 drivers/usb/host/xhci-tegra.c

On Thu, Jun 13, 2019 at 11:38:38AM -0700, Nathan Huckleberry wrote:
> Hey all,
> 
> I'm looking into cleaning up ignored warnings in the kernel so we can
> remove compiler flags to ignore warnings.
> 
> There's an unused variable ('mbox_cmd_name') in xhci-tegra.c. Looks
> like it was intended for logging or debugging, but never used. Just
> wanted to reach out to ask the best steps for cleaning this up.
> 
> If the variable is no longer needed I'd like to send a patch to remove it.

You never have to ask permission to send a patch :)