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Commit b77e26d1 authored by Olivier Blin's avatar Olivier Blin Committed by David S. Miller
Browse files

cdc-ether: handle promiscuous mode with a set_rx_mode callback 



Promiscuous mode was not supported anymore with my Lenovo adapters
(RTL8153) since commit c472ab68
(cdc-ether: clean packet filter upon probe).

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

Signed-off-by: default avatarOlivier Blin <olivier.blin@softathome.com>
Also-analyzed-by: default avatarLoïc Yhuel <loic.yhuel@softathome.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent d80c679b

drivers/net/usb/cdc_ether.c

+5 −0
Original line number Diff line number Diff line
@@ -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,

};