diff --git a/drivers/usb/gadget/function/u_serial.c b/drivers/usb/gadget/function/u_serial.c
index e5d522d54f6a..97f07757d19e 100644
--- a/drivers/usb/gadget/function/u_serial.c
+++ b/drivers/usb/gadget/function/u_serial.c
@@ -916,8 +916,11 @@ static void __gs_console_push(struct gs_console *cons)
 	}
 
 	req->length = size;
+
+	spin_unlock_irq(&cons->lock);
 	if (usb_ep_queue(ep, req, GFP_ATOMIC))
 		req->length = 0;
+	spin_lock_irq(&cons->lock);
 }
 
 static void gs_console_work(struct work_struct *work)