diff --git a/drivers/usb/misc/usbtest.c b/drivers/usb/misc/usbtest.c
index ccc5e8238bd889581b2b445cdb4b26108b5c6644..b42ae6bfb12bcf4fb863483b37c6e42c378160da 100644
--- a/drivers/usb/misc/usbtest.c
+++ b/drivers/usb/misc/usbtest.c
@@ -802,7 +802,9 @@ static void ctrl_complete (struct urb *urb, struct pt_regs *regs)
 
 				if (u == urb || !u->dev)
 					continue;
+				spin_unlock(&ctx->lock);
 				status = usb_unlink_urb (u);
+				spin_lock(&ctx->lock);
 				switch (status) {
 				case -EINPROGRESS:
 				case -EBUSY: