usb: dwc3: gadget: avoid memory leak when failing to allocate all eps

If dwc3_gadget_init_endpoint() fails after allocate some of the eps, we
need to free their memory to avoid leak.

Signed-off-by: David Cohen <david.a.cohen@linux.intel.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>

diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index f168eae..5452c0f 100644 (file)
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -2611,15 +2611,13 @@ int dwc3_gadget_init(struct dwc3 *dwc)
        ret = usb_add_gadget_udc(dwc->dev, &dwc->gadget);
        if (ret) {
                dev_err(dwc->dev, "failed to register udc\n");
-               goto err5;
+               goto err4;
        }
 
        return 0;
 
-err5:
-       dwc3_gadget_free_endpoints(dwc);
-
 err4:
+       dwc3_gadget_free_endpoints(dwc);
        dma_free_coherent(dwc->dev, DWC3_EP0_BOUNCE_SIZE,
                        dwc->ep0_bounce, dwc->ep0_bounce_addr);