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Commit d25d5f28 authored by Bjørn Mork's avatar Bjørn Mork Committed by Greg Kroah-Hartman
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USB: qcserial: centralize probe exit path 



Creating a common exit path from qcprobe to make it
easier to extend it.

Signed-off-by: default avatarBjørn Mork <bjorn@mork.no>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 2cf69930

drivers/usb/serial/qcserial.c

+8 −9
Original line number Diff line number Diff line
@@ -157,10 +157,9 @@ static int qcprobe(struct usb_serial *serial, const struct usb_device_id *id) 
		    usb_endpoint_is_bulk_out(&intf->endpoint[1].desc)) {

			dev_dbg(dev, "QDL port found\n");



			if (serial->interface->num_altsetting == 1) {

			if (serial->interface->num_altsetting == 1)

				retval = 0; /* Success */

				break;

			}

			else

				altsetting = 1;

		}

		break;
@@ -203,8 +202,6 @@ static int qcprobe(struct usb_serial *serial, const struct usb_device_id *id) 


	default:

		dev_err(dev, "unknown number of interfaces: %d\n", nintf);

		kfree(data);

		retval = -ENODEV;

	}



	if (altsetting >= 0) {
@@ -214,13 +211,15 @@ static int qcprobe(struct usb_serial *serial, const struct usb_device_id *id) 
				"Could not set interface, error %d\n",

				retval);

			retval = -ENODEV;

			kfree(data);

		}

	}



	/* Set serial->private if not returning -ENODEV */

	if (retval != -ENODEV)

	/* Set serial->private if not returning error */

	if (retval == 0)

		usb_set_serial_data(serial, data);

	else

		kfree(data);



	return retval;

}