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Message-Id: <20131218211112.705429718@linuxfoundation.org>
Date: Wed, 18 Dec 2013 13:10:56 -0800
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
stable@...r.kernel.org,
Michael Grzeschik <m.grzeschik@...gutronix.de>,
Felipe Balbi <balbi@...com>
Subject: [PATCH 3.10 28/78] usb: gadget: composite: reset delayed_status on reset_config
3.10-stable review patch. If anyone has any objections, please let me know.
------------------
From: Michael Grzeschik <m.grzeschik@...gutronix.de>
commit 2bac51a1827a18821150ed8c9f9752c02f9c2b02 upstream.
The delayed_status value is used to keep track of status response
packets on ep0. It needs to be reset or the set_config function would
still delay the answer, if the usb device got unplugged while waiting
for setup_continue to be called.
Signed-off-by: Michael Grzeschik <m.grzeschik@...gutronix.de>
Signed-off-by: Felipe Balbi <balbi@...com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
drivers/usb/gadget/composite.c | 1 +
1 file changed, 1 insertion(+)
--- a/drivers/usb/gadget/composite.c
+++ b/drivers/usb/gadget/composite.c
@@ -593,6 +593,7 @@ static void reset_config(struct usb_comp
bitmap_zero(f->endpoints, 32);
}
cdev->config = NULL;
+ cdev->delayed_status = 0;
}
static int set_config(struct usb_composite_dev *cdev,
--
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