From: Jakub Kicinski <kuba@kernel.org>
Date: Tue, 26 Oct 2021 10:52:50 -0700
Subject: media: use eth_hw_addr_set()
Patch-mainline: v5.16-rc1
Git-commit: 707182e45b8197705a82d918458ce585fdea7097
References: jsc#PED-1565
Commit 406f42fa0d3c ("net-next: When a bond have a massive amount
of VLANs...") introduced a rbtree for faster Ethernet address look
up. To maintain netdev->dev_addr in this tree we need to make all
the writes to it go through appropriate helpers.
Convert media from memcpy(... 6) and memcpy(... addr_len) to
eth_hw_addr_set():
@@
expression dev, np;
@@
- memcpy(dev->dev_addr, np, 6)
+ eth_hw_addr_set(dev, np)
@@
- memcpy(dev->dev_addr, np, dev->addr_len)
+ eth_hw_addr_set(dev, np)
Make sure we don't cast off const qualifier from dev->dev_addr.
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
drivers/media/dvb-core/dvb_net.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
--- a/drivers/media/dvb-core/dvb_net.c
+++ b/drivers/media/dvb-core/dvb_net.c
@@ -1008,7 +1008,7 @@ static u8 mask_promisc[6]={0x00, 0x00, 0
static int dvb_net_filter_sec_set(struct net_device *dev,
struct dmx_section_filter **secfilter,
- u8 *mac, u8 *mac_mask)
+ const u8 *mac, u8 *mac_mask)
{
struct dvb_net_priv *priv = netdev_priv(dev);
int ret;
@@ -1052,7 +1052,7 @@ static int dvb_net_feed_start(struct net
int ret = 0, i;
struct dvb_net_priv *priv = netdev_priv(dev);
struct dmx_demux *demux = priv->demux;
- unsigned char *mac = (unsigned char *) dev->dev_addr;
+ const unsigned char *mac = (const unsigned char *) dev->dev_addr;
netdev_dbg(dev, "rx_mode %i\n", priv->rx_mode);
mutex_lock(&priv->mutex);
@@ -1272,7 +1272,7 @@ static int dvb_net_set_mac (struct net_d
struct dvb_net_priv *priv = netdev_priv(dev);
struct sockaddr *addr=p;
- memcpy(dev->dev_addr, addr->sa_data, dev->addr_len);
+ eth_hw_addr_set(dev, addr->sa_data);
if (netif_running(dev))
schedule_work(&priv->restart_net_feed_wq);
@@ -1367,7 +1367,7 @@ static int dvb_net_add_if(struct dvb_net
dvbnet->dvbdev->adapter->num, if_num);
net->addr_len = 6;
- memcpy(net->dev_addr, dvbnet->dvbdev->adapter->proposed_mac, 6);
+ eth_hw_addr_set(net, dvbnet->dvbdev->adapter->proposed_mac);
dvbnet->device[if_num] = net;