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cdc-ether: handle promiscuous mode with a set_rx_mode callback

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Promiscuous mode was not supported anymore with my Lenovo adapters
(RTL8153) since commit c472ab68ad
(cdc-ether: clean packet filter upon probe).

It was not possible to use them in a bridge anymore.

Signed-off-by: Olivier Blin <olivier.blin@softathome.com>
Also-analyzed-by: Loïc Yhuel <loic.yhuel@softathome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Olivier Blin 2014-10-24 19:43:02 +02:00 committed by David S. Miller
parent d80c679bc1
commit b77e26d191
1 changed files with 5 additions and 0 deletions
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5
drivers/net/usb/cdc_ether.c
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@ -76,6 +76,9 @@ static void usbnet_cdc_update_filter(struct usbnet *dev)
USB_CDC_PACKET_TYPE_ALL_MULTICAST | USB_CDC_PACKET_TYPE_DIRECTED |
USB_CDC_PACKET_TYPE_BROADCAST;
if (dev->net->flags & IFF_PROMISC)
cdc_filter |= USB_CDC_PACKET_TYPE_PROMISCUOUS;
/* FIXME cdc-ether has some multicast code too, though it complains
* in routine cases. info->ether describes the multicast support.
* Implement that here, manipulating the cdc filter as needed.
@ -496,6 +499,7 @@ static const struct driver_info cdc_info = {
.bind = usbnet_cdc_bind,
.unbind = usbnet_cdc_unbind,
.status = usbnet_cdc_status,
.set_rx_mode = usbnet_cdc_update_filter,
.manage_power = usbnet_manage_power,
};
@ -505,6 +509,7 @@ static const struct driver_info wwan_info = {
.bind = usbnet_cdc_bind,
.unbind = usbnet_cdc_unbind,
.status = usbnet_cdc_status,
.set_rx_mode = usbnet_cdc_update_filter,
.manage_power = usbnet_manage_power,
};