Enabling and disabling usb gadget by writing to /sys/class/udc/*hsotg/soft_connect results in calling udc_start/udc_stop functions with the same usb gadget driver, so the driver should not WARN about such case. Signed-off-by: Marek Szyprowski <m.szyprowski@xxxxxxxxxxx> --- drivers/usb/dwc2/gadget.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c index 8870e38c1d82..37fda4c03397 100644 --- a/drivers/usb/dwc2/gadget.c +++ b/drivers/usb/dwc2/gadget.c @@ -2892,7 +2892,7 @@ static int s3c_hsotg_udc_start(struct usb_gadget *gadget, return -EINVAL; } - WARN_ON(hsotg->driver); + WARN_ON(hsotg->driver && hsotg->driver != driver); driver->driver.bus = NULL; hsotg->driver = driver; -- 1.9.2 -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
