diff options
| author | Ming Lei <tom.leiming@gmail.com> | 2010-05-17 18:20:50 +0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2010-05-21 00:21:47 +0400 |
| commit | c024b7260c8f879a2ef3a3e6a853b579a46479f8 (patch) | |
| tree | 339346367d1558d61956c965c51d0733dbe10616 /drivers/usb/core | |
| parent | 0858a3a52f659dabf2860f350e5a6a61f069e851 (diff) | |
| download | linux-c024b7260c8f879a2ef3a3e6a853b579a46479f8.tar.xz | |
USB: remove match_device
usb_find_device was the only one user of match_device, now
it is removed, so remove match_device to fix the compile warning
below reported by Stephen Rothwell:
drivers/usb/core/usb.c:596: warning: 'match_device'
defined but not used
Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Ming Lei <tom.leiming@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb/core')
| -rw-r--r-- | drivers/usb/core/usb.c | 33 |
1 files changed, 0 insertions, 33 deletions
diff --git a/drivers/usb/core/usb.c b/drivers/usb/core/usb.c index 902f821d8d14..397b678f1c47 100644 --- a/drivers/usb/core/usb.c +++ b/drivers/usb/core/usb.c @@ -593,39 +593,6 @@ int usb_lock_device_for_reset(struct usb_device *udev, } EXPORT_SYMBOL_GPL(usb_lock_device_for_reset); -static struct usb_device *match_device(struct usb_device *dev, - u16 vendor_id, u16 product_id) -{ - struct usb_device *ret_dev = NULL; - int child; - - dev_dbg(&dev->dev, "check for vendor %04x, product %04x ...\n", - le16_to_cpu(dev->descriptor.idVendor), - le16_to_cpu(dev->descriptor.idProduct)); - - /* see if this device matches */ - if ((vendor_id == le16_to_cpu(dev->descriptor.idVendor)) && - (product_id == le16_to_cpu(dev->descriptor.idProduct))) { - dev_dbg(&dev->dev, "matched this device!\n"); - ret_dev = usb_get_dev(dev); - goto exit; - } - - /* look through all of the children of this device */ - for (child = 0; child < dev->maxchild; ++child) { - if (dev->children[child]) { - usb_lock_device(dev->children[child]); - ret_dev = match_device(dev->children[child], - vendor_id, product_id); - usb_unlock_device(dev->children[child]); - if (ret_dev) - goto exit; - } - } -exit: - return ret_dev; -} - /** * usb_get_current_frame_number - return current bus frame number * @dev: the device whose bus is being queried |