diff options
| author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2021-10-04 17:41:26 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-10-05 14:37:33 +0300 |
| commit | 20733e6d3f34033052181f6d094d6eed19ac77ed (patch) | |
| tree | f69db430f3280f75f76ca3d69e30ed48e217965f /drivers/usb/gadget | |
| parent | dab67a011da702bcaf7731f6dfe8a48e6d77257f (diff) | |
| download | linux-20733e6d3f34033052181f6d094d6eed19ac77ed.tar.xz | |
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 <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20211004144126.49154-2-andriy.shevchenko@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/gadget')
| -rw-r--r-- | drivers/usb/gadget/udc/core.c | 2 |
1 files changed, 1 insertions, 1 deletions
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); |