- if (libusb_get_config_descriptor(devlist[i], confidx, &confdes) < 0) {
- sr_err("Failed to get configuration descriptor: %s.",
- libusb_error_name(ret));
+ if ((ret = libusb_get_config_descriptor(devlist[i], confidx, &confdes)) < 0) {
+ sr_dbg("Failed to get configuration descriptor: %s, "
+ "ignoring device.", libusb_error_name(ret));