Content-Type: text/plain; charset="utf-8"
MIME-Version: 1.0
Content-Transfer-Encoding: base64
Subject: [4.9,049/102] usb: dwc2: Improve gadget state disconnection handling
From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Message-Id: <20180406084338.535787470@linuxfoundation.org>
Date: Fri,  6 Apr 2018 15:23:30 +0200
To: linux-kernel@vger.kernel.org
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>, stable@vger.kernel.org, Wei Xu <xuwei5@hisilicon.com>, Guodong Xu <guodong.xu@linaro.org>, Amit Pundir <amit.pundir@linaro.org>, YongQin Liu <yongqin.liu@linaro.org>, John Youn <johnyoun@synopsys.com>, Minas Harutyunyan <Minas.Harutyunyan@synopsys.com>, Douglas Anderson <dianders@chromium.org>, Chen Yu <chenyu56@huawei.com>, Felipe Balbi <felipe.balbi@linux.intel.com>, linux-usb@vger.kernel.org, Minas Harutyunyan <hminas@synopsys.com>, John Stultz <john.stultz@linaro.org>, Ben Hutchings <ben.hutchings@codethink.co.uk>
List-ID: <linux-usb.vger.kernel.org>
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