From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Date: Fri, 26 Jul 2019 04:59:03 +0000 (+1000)
Subject: usb: gadget: composite: Clear "suspended" on reset/disconnect
X-Git-Tag: v4.9.191~37
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=d023765893154158b590ca94f5f5e11df857c9a7;p=platform%2Fkernel%2Flinux-amlogic.git

usb: gadget: composite: Clear "suspended" on reset/disconnect

[ 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>
---

diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c
index 2c022a08f163..9fa168af847b 100644
--- a/drivers/usb/gadget/composite.c
+++ b/drivers/usb/gadget/composite.c
@@ -2000,6 +2000,7 @@ 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)