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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org,
        Benjamin Herrenschmidt <benh@kernel.crashing.org>,
        Felipe Balbi <felipe.balbi@linux.intel.com>,
        Sasha Levin <sashal@kernel.org>
Subject: [PATCH 4.4 52/77] usb: gadget: composite: Clear "suspended" on reset/disconnect
Date:   Wed,  4 Sep 2019 19:53:39 +0200
Message-Id: <20190904175308.295739594@linuxfoundation.org>
In-Reply-To: <20190904175303.317468926@linuxfoundation.org>
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[ Upstream commit 602fda17c7356bb7ae98467d93549057481d11dd ]

In some cases, one can get out of suspend with a reset or
a disconnect followed by a reconnect. Previously we would
leave a stale suspended flag set.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/usb/gadget/composite.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c
index 8bf54477f4724..351a406b97af7 100644
--- a/drivers/usb/gadget/composite.c
+++ b/drivers/usb/gadget/composite.c
@@ -1889,6 +1889,7 @@ void composite_disconnect(struct usb_gadget *gadget)
 	 * disconnect callbacks?
 	 */
 	spin_lock_irqsave(&cdev->lock, flags);
+	cdev->suspended = 0;
 	if (cdev->config)
 		reset_config(cdev);
 	if (cdev->driver->disconnect)
-- 
2.20.1