Messages in this thread Patch in this message | | | From | Ondrej Zary <> | Subject | [PATCH] [RFC] cxacru: ignore ADSL routers | Date | Sat, 4 Sep 2010 14:01:07 +0200 |
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Ignore ADSL routers, which can have the same vendor and product IDs as ADSL modems but should be driven by cx82310_eth driver.
Signed-off-by: Ondrej Zary <linux@rainbow-software.org>
--- linux-2.6.35-rc2/drivers/usb/atm/cxacru.c 2010-06-06 05:43:24.000000000 +0200 +++ linux-2.6.35-rc3/drivers/usb/atm/cxacru.c 2010-09-04 11:54:35.000000000 +0200 @@ -1129,6 +1129,17 @@ static int cxacru_bind(struct usbatm_dat struct cxacru_data *instance; struct usb_device *usb_dev = interface_to_usbdev(intf); int ret; + char buf[15]; + + /* avoid ADSL routers - abort if bDeviceClass is 0xff and iProduct is "USB NET CARD" */ + if (usb_dev->descriptor.bDeviceClass == 0xff && + usb_dev->descriptor.iProduct && + usb_string(usb_dev, usb_dev->descriptor.iProduct, buf, sizeof(buf)) && + !strcmp(buf, "USB NET CARD")) { + usb_err(usbatm_instance, + "probably an ADSL router, use cx82310_eth driver instead\n"); + return -ENODEV; + } /* instance init */ instance = kzalloc(sizeof(*instance), GFP_KERNEL);
-- Ondrej Zary
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