diff options
Diffstat (limited to 'drivers/net/usb/cdc_ether.c')
| -rw-r--r-- | drivers/net/usb/cdc_ether.c | 113 |
1 files changed, 39 insertions, 74 deletions
diff --git a/drivers/net/usb/cdc_ether.c b/drivers/net/usb/cdc_ether.c index 3547cf13d21..b3fe0de4046 100644 --- a/drivers/net/usb/cdc_ether.c +++ b/drivers/net/usb/cdc_ether.c @@ -64,6 +64,11 @@ static int is_wireless_rndis(struct usb_interface_descriptor *desc) #endif +static const u8 mbm_guid[16] = { + 0xa3, 0x17, 0xa8, 0x8b, 0x04, 0x5e, 0x4f, 0x01, + 0xa6, 0x07, 0xc0, 0xff, 0xcb, 0x7e, 0x39, 0x2a, +}; + /* * probes control interface, claims data interface, collects the bulk * endpoints, activates data interface (if needed), maybe sets MTU. @@ -79,6 +84,8 @@ int usbnet_generic_cdc_bind(struct usbnet *dev, struct usb_interface *intf) int status; int rndis; struct usb_driver *driver = driver_of(intf); + struct usb_cdc_mdlm_desc *desc = NULL; + struct usb_cdc_mdlm_detail_desc *detail = NULL; if (sizeof dev->data < sizeof *info) return -EDOM; @@ -229,6 +236,34 @@ int usbnet_generic_cdc_bind(struct usbnet *dev, struct usb_interface *intf) * side link address we were given. */ break; + case USB_CDC_MDLM_TYPE: + if (desc) { + dev_dbg(&intf->dev, "extra MDLM descriptor\n"); + goto bad_desc; + } + + desc = (void *)buf; + + if (desc->bLength != sizeof(*desc)) + goto bad_desc; + + if (memcmp(&desc->bGUID, mbm_guid, 16)) + goto bad_desc; + break; + case USB_CDC_MDLM_DETAIL_TYPE: + if (detail) { + dev_dbg(&intf->dev, "extra MDLM detail descriptor\n"); + goto bad_desc; + } + + detail = (void *)buf; + + if (detail->bGuidDescriptorType == 0) { + if (detail->bLength < (sizeof(*detail) + 1)) + goto bad_desc; + } else + goto bad_desc; + break; } next_desc: len -= buf [0]; /* bLength */ @@ -543,80 +578,10 @@ static const struct usb_device_id products [] = { USB_CDC_PROTO_NONE), .driver_info = (unsigned long) &cdc_info, }, { - /* Ericsson F3507g */ - USB_DEVICE_AND_INTERFACE_INFO(0x0bdb, 0x1900, USB_CLASS_COMM, - USB_CDC_SUBCLASS_MDLM, USB_CDC_PROTO_NONE), - .driver_info = (unsigned long) &mbm_info, -}, { - /* Ericsson F3507g ver. 2 */ - USB_DEVICE_AND_INTERFACE_INFO(0x0bdb, 0x1902, USB_CLASS_COMM, - USB_CDC_SUBCLASS_MDLM, USB_CDC_PROTO_NONE), - .driver_info = (unsigned long) &mbm_info, -}, { - /* Ericsson F3607gw */ - USB_DEVICE_AND_INTERFACE_INFO(0x0bdb, 0x1904, USB_CLASS_COMM, - USB_CDC_SUBCLASS_MDLM, USB_CDC_PROTO_NONE), - .driver_info = (unsigned long) &mbm_info, -}, { - /* Ericsson F3607gw ver 2 */ - USB_DEVICE_AND_INTERFACE_INFO(0x0bdb, 0x1905, USB_CLASS_COMM, - USB_CDC_SUBCLASS_MDLM, USB_CDC_PROTO_NONE), - .driver_info = (unsigned long) &mbm_info, -}, { - /* Ericsson F3607gw ver 3 */ - USB_DEVICE_AND_INTERFACE_INFO(0x0bdb, 0x1906, USB_CLASS_COMM, - USB_CDC_SUBCLASS_MDLM, USB_CDC_PROTO_NONE), - .driver_info = (unsigned long) &mbm_info, -}, { - /* Ericsson F3307 */ - USB_DEVICE_AND_INTERFACE_INFO(0x0bdb, 0x190a, USB_CLASS_COMM, - USB_CDC_SUBCLASS_MDLM, USB_CDC_PROTO_NONE), - .driver_info = (unsigned long) &mbm_info, -}, { - /* Ericsson F3307 ver 2 */ - USB_DEVICE_AND_INTERFACE_INFO(0x0bdb, 0x1909, USB_CLASS_COMM, - USB_CDC_SUBCLASS_MDLM, USB_CDC_PROTO_NONE), - .driver_info = (unsigned long) &mbm_info, -}, { - /* Ericsson C3607w */ - USB_DEVICE_AND_INTERFACE_INFO(0x0bdb, 0x1049, USB_CLASS_COMM, - USB_CDC_SUBCLASS_MDLM, USB_CDC_PROTO_NONE), - .driver_info = (unsigned long) &mbm_info, -}, { - /* Ericsson C3607w ver 2 */ - USB_DEVICE_AND_INTERFACE_INFO(0x0bdb, 0x190b, USB_CLASS_COMM, - USB_CDC_SUBCLASS_MDLM, USB_CDC_PROTO_NONE), - .driver_info = (unsigned long) &mbm_info, -}, { - /* Toshiba F3507g */ - USB_DEVICE_AND_INTERFACE_INFO(0x0930, 0x130b, USB_CLASS_COMM, - USB_CDC_SUBCLASS_MDLM, USB_CDC_PROTO_NONE), - .driver_info = (unsigned long) &mbm_info, -}, { - /* Toshiba F3607gw */ - USB_DEVICE_AND_INTERFACE_INFO(0x0930, 0x130c, USB_CLASS_COMM, - USB_CDC_SUBCLASS_MDLM, USB_CDC_PROTO_NONE), - .driver_info = (unsigned long) &mbm_info, -}, { - /* Toshiba F3607gw ver 2 */ - USB_DEVICE_AND_INTERFACE_INFO(0x0930, 0x1311, USB_CLASS_COMM, - USB_CDC_SUBCLASS_MDLM, USB_CDC_PROTO_NONE), - .driver_info = (unsigned long) &mbm_info, -}, { - /* Dell F3507g */ - USB_DEVICE_AND_INTERFACE_INFO(0x413c, 0x8147, USB_CLASS_COMM, - USB_CDC_SUBCLASS_MDLM, USB_CDC_PROTO_NONE), - .driver_info = (unsigned long) &mbm_info, -}, { - /* Dell F3607gw */ - USB_DEVICE_AND_INTERFACE_INFO(0x413c, 0x8183, USB_CLASS_COMM, - USB_CDC_SUBCLASS_MDLM, USB_CDC_PROTO_NONE), - .driver_info = (unsigned long) &mbm_info, -}, { - /* Dell F3607gw ver 2 */ - USB_DEVICE_AND_INTERFACE_INFO(0x413c, 0x8184, USB_CLASS_COMM, - USB_CDC_SUBCLASS_MDLM, USB_CDC_PROTO_NONE), - .driver_info = (unsigned long) &mbm_info, + USB_INTERFACE_INFO(USB_CLASS_COMM, USB_CDC_SUBCLASS_MDLM, + USB_CDC_PROTO_NONE), + .driver_info = (unsigned long)&mbm_info, + }, { }, // END }; |