From 2906af23b83e852dd2cdece9cec052a6baeebdb5 Mon Sep 17 00:00:00 2001
From: Hans Petter Selasky <hselasky@FreeBSD.org>
Date: Mon, 6 Jun 2011 22:03:09 +0000
Subject: [PATCH] Reset clear-stall error counter before setting up the USB
 control transfers.

MFC after:	14 days
---
 sys/dev/usb/usb_transfer.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/sys/dev/usb/usb_transfer.c b/sys/dev/usb/usb_transfer.c
index 5fd4f5a19a92..d4c2408db7c9 100644
--- a/sys/dev/usb/usb_transfer.c
+++ b/sys/dev/usb/usb_transfer.c
@@ -2927,6 +2927,11 @@ repeat:
 	 */
 	usbd_transfer_unsetup(udev->ctrl_xfer, USB_CTRL_XFER_MAX);
 
+	/*
+	 * Reset clear stall error counter.
+	 */
+	udev->clear_stall_errors = 0;
+
 	/*
 	 * Try to setup a new USB transfer for the
 	 * default control endpoint: