Remove some unneeded varibles to make the code easier to read
and, replace the generic usb_control_msg function for the
more specific usbnet_write_cmd.
---
drivers/net/usb/cdc_ether.c | 15 +++++----------
1 file changed, 5 insertions(+), 10 deletions(-)
diff --git a/drivers/net/usb/cdc_ether.c b/drivers/net/usb/cdc_ether.c
index 178b956501a7..815ed0dc18fe 100644
--- a/drivers/net/usb/cdc_ether.c
+++ b/drivers/net/usb/cdc_ether.c
@@ -77,9 +77,7 @@ static const u8 mbm_guid[16] = {
static void usbnet_cdc_update_filter(struct usbnet *dev)
{
- struct cdc_state *info = (void *) &dev->data;
- struct usb_interface *intf = info->control;
- struct net_device *net = dev->net;
+ struct net_device *net = dev->net;
u16 cdc_filter = USB_CDC_PACKET_TYPE_DIRECTED
| USB_CDC_PACKET_TYPE_BROADCAST;
@@ -93,16 +91,13 @@ static void usbnet_cdc_update_filter(struct usbnet *dev)
if (!netdev_mc_empty(net) || (net->flags & IFF_ALLMULTI))
cdc_filter |= USB_CDC_PACKET_TYPE_ALL_MULTICAST;
- usb_control_msg(dev->udev,
- usb_sndctrlpipe(dev->udev, 0),
+ usbnet_write_cmd(dev,
USB_CDC_SET_ETHERNET_PACKET_FILTER,
- USB_TYPE_CLASS | USB_RECIP_INTERFACE,
+ USB_TYPE_CLASS | USB_DIR_OUT | USB_RECIP_INTERFACE,
cdc_filter,
- intf->cur_altsetting->desc.bInterfaceNumber,
+ dev->intf->cur_altsetting->desc.bInterfaceNumber,
NULL,
- 0,
- USB_CTRL_SET_TIMEOUT
- );
+ 0);
}
/* probes control interface, claims data interface, collects the bulk
--
2.17.1
--
Miguel Rodríguez Pérez
Laboratorio de Redes
EE Telecomunicación – Universidade de Vigo
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