diff options
| author | Jens Axboe <jens.axboe@oracle.com> | 2009-11-03 21:14:39 +0100 |
|---|---|---|
| committer | Jens Axboe <jens.axboe@oracle.com> | 2009-11-03 21:14:39 +0100 |
| commit | 2058297d2d045cb57138c33b87cfabcc80e65186 (patch) | |
| tree | 7ccffd0e162cbd7471f643561e79f23abb989a62 /drivers/usb/serial/ipaq.c | |
| parent | 150e6c67f4bf6ab51e62defc41bd19a2eefe5709 (diff) | |
| parent | 4b27e1bb442e964903f8a3fa6bdf33a602dc0941 (diff) | |
Merge branch 'for-linus' into for-2.6.33
Conflicts:
block/cfq-iosched.c
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'drivers/usb/serial/ipaq.c')
| -rw-r--r-- | drivers/usb/serial/ipaq.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/usb/serial/ipaq.c b/drivers/usb/serial/ipaq.c index 24fcc64b837..d6231c38813 100644 --- a/drivers/usb/serial/ipaq.c +++ b/drivers/usb/serial/ipaq.c @@ -966,6 +966,15 @@ static int ipaq_calc_num_ports(struct usb_serial *serial) static int ipaq_startup(struct usb_serial *serial) { dbg("%s", __func__); + + /* Some of the devices in ipaq_id_table[] are composite, and we + * shouldn't bind to all the interfaces. This test will rule out + * some obviously invalid possibilities. + */ + if (serial->num_bulk_in < serial->num_ports || + serial->num_bulk_out < serial->num_ports) + return -ENODEV; + if (serial->dev->actconfig->desc.bConfigurationValue != 1) { /* * FIXME: HP iPaq rx3715, possibly others, have 1 config that |