From 20733e6d3f34033052181f6d094d6eed19ac77ed Mon Sep 17 00:00:00 2001 From: Andy Shevchenko Date: Mon, 4 Oct 2021 17:41:26 +0300 Subject: usb: gadget: udc: core: Print error code in usb_gadget_probe_driver() When the UDC is not found, print also the error code for easier debugging. Signed-off-by: Andy Shevchenko Link: https://lore.kernel.org/r/20211004144126.49154-2-andriy.shevchenko@linux.intel.com Signed-off-by: Greg Kroah-Hartman --- drivers/usb/gadget/udc/core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/usb/gadget') diff --git a/drivers/usb/gadget/udc/core.c b/drivers/usb/gadget/udc/core.c index f66ac6f8011e..d6265118647b 100644 --- a/drivers/usb/gadget/udc/core.c +++ b/drivers/usb/gadget/udc/core.c @@ -1564,7 +1564,7 @@ int usb_gadget_probe_driver(struct usb_gadget_driver *driver) mutex_unlock(&udc_lock); if (ret) - pr_warn("couldn't find an available UDC or it's busy\n"); + pr_warn("couldn't find an available UDC or it's busy: %d\n", ret); return ret; found: ret = udc_bind_to_driver(udc, driver); -- cgit v1.2.3