xhci: Add missing unlocks on error paths

This patch adds missing unlocks on error paths in the
xhci_free_streams and xhci_configure_endpoint functions.

Signed-off-by: Emil Goode <emilgoode@gmail.com>
Signed-off-by: Sarah Sharp <sarah.a.sharp@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
index 6779c92..2c49f00 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -2603,6 +2603,7 @@
 		in_ctx = virt_dev->in_ctx;
 	ctrl_ctx = xhci_get_input_control_ctx(xhci, in_ctx);
 	if (!ctrl_ctx) {
+		spin_unlock_irqrestore(&xhci->lock, flags);
 		xhci_warn(xhci, "%s: Could not get input context, bad type.\n",
 				__func__);
 		return -ENOMEM;
@@ -3298,6 +3299,7 @@
 	command = vdev->eps[ep_index].stream_info->free_streams_command;
 	ctrl_ctx = xhci_get_input_control_ctx(xhci, command->in_ctx);
 	if (!ctrl_ctx) {
+		spin_unlock_irqrestore(&xhci->lock, flags);
 		xhci_warn(xhci, "%s: Could not get input context, bad type.\n",
 				__func__);
 		return -EINVAL;