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Date:   Tue, 5 Jun 2018 10:40:19 +0200
From:   Greg KH <gregkh@linuxfoundation.org>
To:     Dongjiu Geng <gengdongjiu@huawei.com>
Cc:     mathias.nyman@intel.com, thierry.reding@gmail.com,
        jonathanh@nvidia.com, linux-usb@vger.kernel.org,
        linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] usb: xhci: remove the code build warning
Message-ID: <20180605084019.GA8665@kroah.com>
References: <1528216500-14172-1-git-send-email-gengdongjiu@huawei.com>
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On Wed, Jun 06, 2018 at 12:35:00AM +0800, Dongjiu Geng wrote:
> Initialize the 'err' variate to remove the build warning,
> the warning is shown as below:
> 
> drivers/usb/host/xhci-tegra.c: In function ‘tegra_xusb_mbox_thread’:
> drivers/usb/host/xhci-tegra.c:552:6: warning: ‘err’ may be used uninitialized in this function [-Wuninitialized]
> drivers/usb/host/xhci-tegra.c:482:6: note: ‘err’ was declared here
> 
> Signed-off-by: Dongjiu Geng <gengdongjiu@huawei.com>
> ---

Any hint as to what commit caused this warning to show up?

thanks,

greg k-h