7 files changed, 21 insertions, 8 deletions
diff --git a/drivers/usb/gadget/Kconfig b/drivers/usb/gadget/Kconfig
index 5a0c541daf8..c7525b1cad7 100644
--- a/drivers/usb/gadget/Kconfig
+++ b/drivers/usb/gadget/Kconfig
@@ -145,6 +145,7 @@ config USB_LPC32XX
 	tristate "LPC32XX USB Peripheral Controller"
 	depends on ARCH_LPC32XX
 	select USB_ISP1301
+	select USB_OTG_UTILS
 	help
 	   This option selects the USB device controller in the LPC32xx SoC.
 
diff --git a/drivers/usb/gadget/f_rndis.c b/drivers/usb/gadget/f_rndis.c
index 71beeb83355..cc9c49c57c8 100644
--- a/drivers/usb/gadget/f_rndis.c
+++ b/drivers/usb/gadget/f_rndis.c
@@ -447,14 +447,13 @@ static void rndis_response_complete(struct usb_ep *ep, struct usb_request *req)
 static void rndis_command_complete(struct usb_ep *ep, struct usb_request *req)
 {
 	struct f_rndis			*rndis = req->context;
-	struct usb_composite_dev	*cdev = rndis->port.func.config->cdev;
 	int				status;
 
 	/* received RNDIS command from USB_CDC_SEND_ENCAPSULATED_COMMAND */
 //	spin_lock(&dev->lock);
 	status = rndis_msg_parser(rndis->config, (u8 *) req->buf);
 	if (status < 0)
-		ERROR(cdev, "RNDIS command error %d, %d/%d\n",
+		pr_err("RNDIS command error %d, %d/%d\n",
 			status, req->actual, req->length);
 //	spin_unlock(&dev->lock);
 }
diff --git a/drivers/usb/gadget/g_ffs.c b/drivers/usb/gadget/g_ffs.c
index 3953dd4d718..3b343b23e4b 100644
--- a/drivers/usb/gadget/g_ffs.c
+++ b/drivers/usb/gadget/g_ffs.c
@@ -357,7 +357,7 @@ static int gfs_bind(struct usb_composite_dev *cdev)
 		goto error;
 	gfs_dev_desc.iProduct = gfs_strings[USB_GADGET_PRODUCT_IDX].id;
 
-	for (i = func_num; --i; ) {
+	for (i = func_num; i--; ) {
 		ret = functionfs_bind(ffs_tab[i].ffs_data, cdev);
 		if (unlikely(ret < 0)) {
 			while (++i < func_num)
@@ -413,7 +413,7 @@ static int gfs_unbind(struct usb_composite_dev *cdev)
 		gether_cleanup();
 	gfs_ether_setup = false;
 
-	for (i = func_num; --i; )
+	for (i = func_num; i--; )
 		if (ffs_tab[i].ffs_data)
 			functionfs_unbind(ffs_tab[i].ffs_data);
 
diff --git a/drivers/usb/gadget/net2272.c b/drivers/usb/gadget/net2272.c
index d226058e3b8..32524b63195 100644
--- a/drivers/usb/gadget/net2272.c
+++ b/drivers/usb/gadget/net2272.c
@@ -59,7 +59,7 @@ static const char * const ep_name[] = {
 };
 
 #define DMA_ADDR_INVALID	(~(dma_addr_t)0)
-#ifdef CONFIG_USB_GADGET_NET2272_DMA
+#ifdef CONFIG_USB_NET2272_DMA
 /*
  * use_dma: the NET2272 can use an external DMA controller.
  * Note that since there is no generic DMA api, some functions,
@@ -1495,6 +1495,13 @@ stop_activity(struct net2272 *dev, struct usb_gadget_driver *driver)
 	for (i = 0; i < 4; ++i)
 		net2272_dequeue_all(&dev->ep[i]);
 
+	/* report disconnect; the driver is already quiesced */
+	if (driver) {
+		spin_unlock(&dev->lock);
+		driver->disconnect(&dev->gadget);
+		spin_lock(&dev->lock);
+	}
+
 	net2272_usb_reinit(dev);
 }
 
diff --git a/drivers/usb/gadget/net2280.c b/drivers/usb/gadget/net2280.c
index a1b650e1133..3bd0f992fb4 100644
--- a/drivers/usb/gadget/net2280.c
+++ b/drivers/usb/gadget/net2280.c
@@ -1924,7 +1924,6 @@ static int net2280_start(struct usb_gadget *_gadget,
 err_func:
 	device_remove_file (&dev->pdev->dev, &dev_attr_function);
 err_unbind:
-	driver->unbind (&dev->gadget);
 	dev->gadget.dev.driver = NULL;
 	dev->driver = NULL;
 	return retval;
@@ -1946,6 +1945,13 @@ stop_activity (struct net2280 *dev, struct usb_gadget_driver *driver)
 	for (i = 0; i < 7; i++)
 		nuke (&dev->ep [i]);
 
+	/* report disconnect; the driver is already quiesced */
+	if (driver) {
+		spin_unlock(&dev->lock);
+		driver->disconnect(&dev->gadget);
+		spin_lock(&dev->lock);
+	}
+
 	usb_reinit (dev);
 }
 
diff --git a/drivers/usb/gadget/u_serial.c b/drivers/usb/gadget/u_serial.c
index c5034d9c946..b369292d4b9 100644
--- a/drivers/usb/gadget/u_serial.c
+++ b/drivers/usb/gadget/u_serial.c
@@ -136,7 +136,7 @@ static struct portmaster {
 	pr_debug(fmt, ##arg)
 #endif /* pr_vdebug */
 #else
-#ifndef pr_vdebig
+#ifndef pr_vdebug
 #define pr_vdebug(fmt, arg...) \
 	({ if (0) pr_debug(fmt, ##arg); })
 #endif /* pr_vdebug */
diff --git a/drivers/usb/gadget/udc-core.c b/drivers/usb/gadget/udc-core.c
index 2a9cd369f71..f8f62c3ed65 100644
--- a/drivers/usb/gadget/udc-core.c
+++ b/drivers/usb/gadget/udc-core.c
@@ -216,7 +216,7 @@ static void usb_gadget_remove_driver(struct usb_udc *udc)
 	usb_gadget_disconnect(udc->gadget);
 	udc->driver->disconnect(udc->gadget);
 	udc->driver->unbind(udc->gadget);
-	usb_gadget_udc_stop(udc->gadget, udc->driver);
+	usb_gadget_udc_stop(udc->gadget, NULL);
 
 	udc->driver = NULL;
 	udc->dev.driver = NULL;