diff --git a/drivers/usb/dwc2/hcd_ddma.c b/drivers/usb/dwc2/hcd_ddma.c
index 89db47a1ffed4ec0eab6c54724a5f71c4c7c6245..a41274aa52adc5f8e1119544a90e8f79c421c2b5 100644
--- a/drivers/usb/dwc2/hcd_ddma.c
+++ b/drivers/usb/dwc2/hcd_ddma.c
@@ -1257,7 +1257,7 @@ static void dwc2_complete_non_isoc_xfer_ddma(struct dwc2_hsotg *hsotg,
 		 */
 		if (halt_status == DWC2_HC_XFER_STALL)
 			qh->data_toggle = DWC2_HC_PID_DATA0;
-		else if (qtd)
+		else
 			dwc2_hcd_save_data_toggle(hsotg, chan, chnum, qtd);
 	}
 
diff --git a/drivers/usb/dwc2/hcd_intr.c b/drivers/usb/dwc2/hcd_intr.c
index f8253803a0507543f617af6e2aacc266b43762de..cadba8b13c4837d3e7a3432a3909d69239a70c5d 100644
--- a/drivers/usb/dwc2/hcd_intr.c
+++ b/drivers/usb/dwc2/hcd_intr.c
@@ -525,11 +525,19 @@ void dwc2_hcd_save_data_toggle(struct dwc2_hsotg *hsotg,
 	u32 pid = (hctsiz & TSIZ_SC_MC_PID_MASK) >> TSIZ_SC_MC_PID_SHIFT;
 
 	if (chan->ep_type != USB_ENDPOINT_XFER_CONTROL) {
+		if (WARN(!chan || !chan->qh,
+			 "chan->qh must be specified for non-control eps\n"))
+			return;
+
 		if (pid == TSIZ_SC_MC_PID_DATA0)
 			chan->qh->data_toggle = DWC2_HC_PID_DATA0;
 		else
 			chan->qh->data_toggle = DWC2_HC_PID_DATA1;
 	} else {
+		if (WARN(!qtd,
+			 "qtd must be specified for control eps\n"))
+			return;
+
 		if (pid == TSIZ_SC_MC_PID_DATA0)
 			qtd->data_toggle = DWC2_HC_PID_DATA0;
 		else