diff --git a/[refs] b/[refs]
index ace8f96f9671..b074709e753a 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 224b50390104af7602871894540d94cc759dc4c0
+refs/heads/master: 59097fb73cf60276053551308524f6c772f305a9
diff --git a/trunk/drivers/usb/gadget/fsl_usb2_udc.c b/trunk/drivers/usb/gadget/fsl_usb2_udc.c
index 6f6272031344..0492441bc0ba 100644
--- a/trunk/drivers/usb/gadget/fsl_usb2_udc.c
+++ b/trunk/drivers/usb/gadget/fsl_usb2_udc.c
@@ -643,6 +643,9 @@ static void fsl_queue_td(struct fsl_ep *ep, struct fsl_req *req)
 			| EP_QUEUE_HEAD_STATUS_HALT));
 	dQH->size_ioc_int_sts &= temp;
 
+	/* Ensure that updates to the QH will occure before priming. */
+	wmb();
+
 	/* Prime endpoint by writing 1 to ENDPTPRIME */
 	temp = ep_is_in(ep)
 		? (1 << (ep_index(ep) + 16))