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Commit e7ad21e0 authored by Bjørn Mork's avatar Bjørn Mork Committed by Greg Kroah-Hartman
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USB: qcserial: support generic Qualcomm serial ports 



No need to verify the interface layout when doing
interface number based matching.  We can safely trust
the device ID table in this case.

This allows the driver to support any USB interface
layout for non-Gobi 1k/2k+ devices.

Signed-off-by: default avatarBjørn Mork <bjorn@mork.no>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 0dfbf65e

drivers/usb/serial/qcserial.c

+7 −0
Original line number Original line Diff line number Diff line
@@ -165,6 +165,13 @@ static int qcprobe(struct usb_serial *serial, const struct usb_device_id *id) 




	}

	}





	/* allow any number of interfaces when doing direct interface match */

	if (id->match_flags & USB_DEVICE_ID_MATCH_INT_NUMBER) {

		dev_dbg(dev, "Generic Qualcomm serial interface found\n");

		altsetting = 0;

		goto done;

	}



	if (nintf < 3 || nintf > 4) {

	if (nintf < 3 || nintf > 4) {

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

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

		goto done;

		goto done;