Merge tag 'fixes-for-v3.19-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/balbi/usb into usb-linus

Felipe writes:

usb: fixes for v3.19-rc5

Just three fixes this time. An oops fix in ep_write() from gadgetfs,
another oops for the Atmel UDC when unloading a gadget driver and
the fix for PHY deferred probing.

Signed-off-by: Felipe Balbi <[e-mail]>

Conflicts:
drivers/usb/phy/phy.c

drivers/usb/gadget/legacy/inode.c

···
 	kbuf = memdup_user(buf, len);
 	if (IS_ERR(kbuf)) {
 		value = PTR_ERR(kbuf);
+		kbuf = NULL;
 		goto free1;
 	}
 

drivers/usb/gadget/udc/atmel_usba_udc.c

···
 {
 	struct usba_ep *ep = to_usba_ep(_ep);
 	struct usba_udc *udc = ep->udc;
-	struct usba_request *req = to_usba_req(_req);
+	struct usba_request *req;
 	unsigned long flags;
 	u32 status;
 
···
 			ep->ep.name, req);
 
 	spin_lock_irqsave(&udc->lock, flags);
+
+	list_for_each_entry(req, &ep->queue, queue) {
+		if (&req->req == _req)
+			break;
+	}
+
+	if (&req->req != _req) {
+		spin_unlock_irqrestore(&udc->lock, flags);
+		return -EINVAL;
+	}
 
 	if (req->using_dma) {
 		/*

drivers/usb/phy/phy.c

···
 {
 	struct usb_phy  *phy;
 
+	if (!of_device_is_available(node))
+		return ERR_PTR(-ENODEV);
+
 	list_for_each_entry(phy, &phy_list, head) {
 		if (node != phy->dev->of_node)
 			continue;
···
 	spin_lock_irqsave(&phy_lock, flags);
 
 	phy = __of_usb_find_phy(node);
-	if (IS_ERR(phy) || !try_module_get(phy->dev->driver->owner)) {
-		if (!IS_ERR(phy))
-			phy = ERR_PTR(-ENODEV);
+	if (IS_ERR(phy)) {
+		devres_free(ptr);
+		goto err1;
+	}
 
+	if (!try_module_get(phy->dev->driver->owner)) {
+		phy = ERR_PTR(-ENODEV);
 		devres_free(ptr);
 		goto err1;
 	}