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Message-Id: <1387454106-19326-126-git-send-email-luis.henriques@canonical.com>
Date: Thu, 19 Dec 2013 11:53:43 +0000
From: Luis Henriques <luis.henriques@...onical.com>
To: linux-kernel@...r.kernel.org, stable@...r.kernel.org,
kernel-team@...ts.ubuntu.com
Cc: Michael Grzeschik <m.grzeschik@...gutronix.de>,
Felipe Balbi <balbi@...com>,
Luis Henriques <luis.henriques@...onical.com>
Subject: [PATCH 3.11 125/208] usb: gadget: composite: reset delayed_status on reset_config
3.11.10.2 -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: Luis Henriques <luis.henriques@...onical.com>
---
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 55f4df6..44a292b 100644
--- a/drivers/usb/gadget/composite.c
+++ b/drivers/usb/gadget/composite.c
@@ -593,6 +593,7 @@ static void reset_config(struct usb_composite_dev *cdev)
bitmap_zero(f->endpoints, 32);
}
cdev->config = NULL;
+ cdev->delayed_status = 0;
}
static int set_config(struct usb_composite_dev *cdev,
--
1.8.3.2
--
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