diff mbox series

[v1,2/2] usb: gadget: udc: core: Print error code in usb_gadget_probe_driver()

Message ID 20211004144126.49154-2-andriy.shevchenko@linux.intel.com (mailing list archive)
State Accepted
Commit 20733e6d3f34033052181f6d094d6eed19ac77ed
Headers show
Series [v1,1/2] usb: gadget: udc: core: Use pr_fmt() to prefix messages | expand

Commit Message

Andy Shevchenko Oct. 4, 2021, 2:41 p.m. UTC 
When the UDC is not found, print also the error code for easier debugging.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
 drivers/usb/gadget/udc/core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

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);