netdev - [PATCH v3 4/4] Hook into set_rx_mode to admit multicast traffic

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Message-Id: <20180701090553.7776-5-miguel@det.uvigo.gal>
Date:   Sun,  1 Jul 2018 11:05:53 +0200
From:   Miguel Rodríguez Pérez 
        <miguel@....uvigo.gal>
To:     oliver@...kum.org, linux-usb@...r.kernel.org,
        netdev@...r.kernel.org, gregkh@...uxfoundation.org
Cc:     Miguel Rodríguez Pérez 
        <miguel@....uvigo.gal>
Subject: [PATCH v3 4/4] Hook into set_rx_mode to admit multicast traffic

We set set_rx_mode to usbnet_cdc_update_filter provided
by cdc_ether that simply admits all multicast traffic
if there is more than one multicast filter configured.

Signed-off-by: Miguel Rodríguez Pérez <miguel@....uvigo.gal>
---
 drivers/net/usb/cdc_ncm.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/net/usb/cdc_ncm.c b/drivers/net/usb/cdc_ncm.c
index d6b51e2b9495..fda0af0b5d3c 100644
--- a/drivers/net/usb/cdc_ncm.c
+++ b/drivers/net/usb/cdc_ncm.c
@@ -1652,6 +1652,7 @@ static const struct driver_info cdc_ncm_info = {
 	.status = cdc_ncm_status,
 	.rx_fixup = cdc_ncm_rx_fixup,
 	.tx_fixup = cdc_ncm_tx_fixup,
+	.set_rx_mode = usbnet_cdc_update_filter,
 };
 
 /* Same as cdc_ncm_info, but with FLAG_WWAN */
@@ -1665,6 +1666,7 @@ static const struct driver_info wwan_info = {
 	.status = cdc_ncm_status,
 	.rx_fixup = cdc_ncm_rx_fixup,
 	.tx_fixup = cdc_ncm_tx_fixup,
+	.set_rx_mode = usbnet_cdc_update_filter,
 };
 
 /* Same as wwan_info, but with FLAG_NOARP  */
@@ -1678,6 +1680,7 @@ static const struct driver_info wwan_noarp_info = {
 	.status = cdc_ncm_status,
 	.rx_fixup = cdc_ncm_rx_fixup,
 	.tx_fixup = cdc_ncm_tx_fixup,
+	.set_rx_mode = usbnet_cdc_update_filter,
 };
 
 static const struct usb_device_id cdc_devs[] = {
-- 
2.17.1