netdev - [PATCH net-next 11/11] ethernet: use eth_hw_addr_set()

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Fri,  1 Oct 2021 14:32:28 -0700
From:   Jakub Kicinski <kuba@...nel.org>
To:     davem@...emloft.net
Cc:     netdev@...r.kernel.org, Jakub Kicinski <kuba@...nel.org>
Subject: [PATCH net-next 11/11] ethernet: use eth_hw_addr_set() - casts

eth_hw_addr_set() takes a u8 pointer, like other
etherdevice helpers. Convert the few drivers which
require casts because they memcpy from "endian marked"
types.

Signed-off-by: Jakub Kicinski <kuba@...nel.org>
---
 drivers/net/ethernet/3com/3c509.c     | 2 +-
 drivers/net/ethernet/cortina/gemini.c | 2 +-
 drivers/net/ethernet/intel/e100.c     | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/net/ethernet/3com/3c509.c b/drivers/net/ethernet/3com/3c509.c
index 87c906e744fb..846fa3af4504 100644
--- a/drivers/net/ethernet/3com/3c509.c
+++ b/drivers/net/ethernet/3com/3c509.c
@@ -270,7 +270,7 @@ static void el3_dev_fill(struct net_device *dev, __be16 *phys_addr, int ioaddr,
 {
 	struct el3_private *lp = netdev_priv(dev);
 
-	memcpy(dev->dev_addr, phys_addr, ETH_ALEN);
+	eth_hw_addr_set(dev, (u8 *)phys_addr);
 	dev->base_addr = ioaddr;
 	dev->irq = irq;
 	dev->if_port = if_port;
diff --git a/drivers/net/ethernet/cortina/gemini.c b/drivers/net/ethernet/cortina/gemini.c
index bcbe73374666..82d32caf1374 100644
--- a/drivers/net/ethernet/cortina/gemini.c
+++ b/drivers/net/ethernet/cortina/gemini.c
@@ -2467,7 +2467,7 @@ static int gemini_ethernet_port_probe(struct platform_device *pdev)
 		       DEFAULT_NAPI_WEIGHT);
 
 	if (is_valid_ether_addr((void *)port->mac_addr)) {
-		memcpy(netdev->dev_addr, port->mac_addr, ETH_ALEN);
+		eth_hw_addr_set(netdev, (u8 *)port->mac_addr);
 	} else {
 		dev_dbg(dev, "ethernet address 0x%08x%08x%08x invalid\n",
 			port->mac_addr[0], port->mac_addr[1],
diff --git a/drivers/net/ethernet/intel/e100.c b/drivers/net/ethernet/intel/e100.c
index 09ae1939e6db..b620fdfb15b9 100644
--- a/drivers/net/ethernet/intel/e100.c
+++ b/drivers/net/ethernet/intel/e100.c
@@ -2921,7 +2921,7 @@ static int e100_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 
 	e100_phy_init(nic);
 
-	memcpy(netdev->dev_addr, nic->eeprom, ETH_ALEN);
+	eth_hw_addr_set(netdev, (u8 *)nic->eeprom);
 	if (!is_valid_ether_addr(netdev->dev_addr)) {
 		if (!eeprom_bad_csum_allow) {
 			netif_err(nic, probe, nic->netdev, "Invalid MAC address from EEPROM, aborting\n");
-- 
2.31.1