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authorBjørn Mork2012-10-31 06:08:38 +0100
committerGreg Kroah-Hartman2012-10-31 12:58:11 -0700
commit1b95bee5630766448f40eecaa08b722f256335ea (patch)
treefadcb86f05ebd73efccdecf5c7ce2ec8a283985e /drivers/usb/serial
parentc73cee717e7d5da0698acb720ad1219646fe4f46 (diff)
USB: option: never bind to a usb-storage interface
There are many modems in addition to the D-Link DWM 652 exposing the CD interface in modem mode, and some expose an integrated card reader as well. Always ignore these interfaces. Signed-off-by: Bjørn Mork <bjorn@mork.no> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/serial')
-rw-r--r--drivers/usb/serial/option.c9
1 files changed, 2 insertions, 7 deletions
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index e9cffac49cd5..2f01b2dce5b2 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -1340,13 +1340,8 @@ static int option_probe(struct usb_serial *serial,
&serial->interface->cur_altsetting->desc;
struct usb_device_descriptor *dev_desc = &serial->dev->descriptor;
- /*
- * D-Link DWM 652 still exposes CD-Rom emulation interface in modem
- * mode.
- */
- if (dev_desc->idVendor == DLINK_VENDOR_ID &&
- dev_desc->idProduct == DLINK_PRODUCT_DWM_652 &&
- iface_desc->bInterfaceClass == 0x08)
+ /* Never bind to the CD-Rom emulation interface */
+ if (iface_desc->bInterfaceClass == 0x08)
return -ENODEV;
/* Bandrich modem and AT command interface is 0xff */