usb: dwc3: gadget: Fix suspend/resume during device mode

[cascardo/linux.git] / drivers / usb / dwc3 / gadget.c

diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index d54a028..8e4a1b1 100644 (file)
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -2936,6 +2936,9 @@ void dwc3_gadget_exit(struct dwc3 *dwc)
 
 int dwc3_gadget_suspend(struct dwc3 *dwc)
 {
+       if (!dwc->gadget_driver)
+               return 0;
+
        if (dwc->pullups_connected) {
                dwc3_gadget_disable_irq(dwc);
                dwc3_gadget_run_stop(dwc, true, true);
@@ -2954,6 +2957,9 @@ int dwc3_gadget_resume(struct dwc3 *dwc)
        struct dwc3_ep          *dep;
        int                     ret;
 
+       if (!dwc->gadget_driver)
+               return 0;
+
        /* Start with SuperSpeed Default */
        dwc3_gadget_ep0_desc.wMaxPacketSize = cpu_to_le16(512);