linux-kernel - [PATCH AUTOSEL 5.16 036/217] amd: a2065/ariadne: use eth_hw_addr

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:   Mon, 17 Jan 2022 21:16:39 -0500
From:   Sasha Levin <sashal@...nel.org>
To:     linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:     Jakub Kicinski <kuba@...nel.org>,
        "David S . Miller" <davem@...emloft.net>,
        Sasha Levin <sashal@...nel.org>, netdev@...r.kernel.org
Subject: [PATCH AUTOSEL 5.16 036/217] amd: a2065/ariadne: use eth_hw_addr_set()

From: Jakub Kicinski <kuba@...nel.org>

[ Upstream commit 285e4c664d6461b175b4613fc77126b5006a1912 ]

dev_addr is initialized byte by byte from series.

Fixes build on x86 (32bit).

Signed-off-by: Jakub Kicinski <kuba@...nel.org>
Signed-off-by: David S. Miller <davem@...emloft.net>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/net/ethernet/amd/a2065.c   | 18 ++++++++++--------
 drivers/net/ethernet/amd/ariadne.c | 20 +++++++++++---------
 2 files changed, 21 insertions(+), 17 deletions(-)

diff --git a/drivers/net/ethernet/amd/a2065.c b/drivers/net/ethernet/amd/a2065.c
index 2f808dbc8b0ed..3a351d3396bfe 100644
--- a/drivers/net/ethernet/amd/a2065.c
+++ b/drivers/net/ethernet/amd/a2065.c
@@ -680,6 +680,7 @@ static int a2065_init_one(struct zorro_dev *z,
 	unsigned long base_addr = board + A2065_LANCE;
 	unsigned long mem_start = board + A2065_RAM;
 	struct resource *r1, *r2;
+	u8 addr[ETH_ALEN];
 	u32 serial;
 	int err;
 
@@ -706,17 +707,18 @@ static int a2065_init_one(struct zorro_dev *z,
 	r2->name = dev->name;
 
 	serial = be32_to_cpu(z->rom.er_SerialNumber);
-	dev->dev_addr[0] = 0x00;
+	addr[0] = 0x00;
 	if (z->id != ZORRO_PROD_AMERISTAR_A2065) {	/* Commodore */
-		dev->dev_addr[1] = 0x80;
-		dev->dev_addr[2] = 0x10;
+		addr[1] = 0x80;
+		addr[2] = 0x10;
 	} else {					/* Ameristar */
-		dev->dev_addr[1] = 0x00;
-		dev->dev_addr[2] = 0x9f;
+		addr[1] = 0x00;
+		addr[2] = 0x9f;
 	}
-	dev->dev_addr[3] = (serial >> 16) & 0xff;
-	dev->dev_addr[4] = (serial >> 8) & 0xff;
-	dev->dev_addr[5] = serial & 0xff;
+	addr[3] = (serial >> 16) & 0xff;
+	addr[4] = (serial >> 8) & 0xff;
+	addr[5] = serial & 0xff;
+	eth_hw_addr_set(dev, addr);
 	dev->base_addr = (unsigned long)ZTWO_VADDR(base_addr);
 	dev->mem_start = (unsigned long)ZTWO_VADDR(mem_start);
 	dev->mem_end = dev->mem_start + A2065_RAM_SIZE;
diff --git a/drivers/net/ethernet/amd/ariadne.c b/drivers/net/ethernet/amd/ariadne.c
index 5e0f645f5bde7..4ea7b9f3c4249 100644
--- a/drivers/net/ethernet/amd/ariadne.c
+++ b/drivers/net/ethernet/amd/ariadne.c
@@ -441,11 +441,11 @@ static int ariadne_open(struct net_device *dev)
 
 	/* Set the Ethernet Hardware Address */
 	lance->RAP = CSR12;		/* Physical Address Register, PADR[15:0] */
-	lance->RDP = ((u_short *)&dev->dev_addr[0])[0];
+	lance->RDP = ((const u_short *)&dev->dev_addr[0])[0];
 	lance->RAP = CSR13;		/* Physical Address Register, PADR[31:16] */
-	lance->RDP = ((u_short *)&dev->dev_addr[0])[1];
+	lance->RDP = ((const u_short *)&dev->dev_addr[0])[1];
 	lance->RAP = CSR14;		/* Physical Address Register, PADR[47:32] */
-	lance->RDP = ((u_short *)&dev->dev_addr[0])[2];
+	lance->RDP = ((const u_short *)&dev->dev_addr[0])[2];
 
 	/* Set the Init Block Mode */
 	lance->RAP = CSR15;		/* Mode Register */
@@ -717,6 +717,7 @@ static int ariadne_init_one(struct zorro_dev *z,
 	unsigned long mem_start = board + ARIADNE_RAM;
 	struct resource *r1, *r2;
 	struct net_device *dev;
+	u8 addr[ETH_ALEN];
 	u32 serial;
 	int err;
 
@@ -740,12 +741,13 @@ static int ariadne_init_one(struct zorro_dev *z,
 	r2->name = dev->name;
 
 	serial = be32_to_cpu(z->rom.er_SerialNumber);
-	dev->dev_addr[0] = 0x00;
-	dev->dev_addr[1] = 0x60;
-	dev->dev_addr[2] = 0x30;
-	dev->dev_addr[3] = (serial >> 16) & 0xff;
-	dev->dev_addr[4] = (serial >> 8) & 0xff;
-	dev->dev_addr[5] = serial & 0xff;
+	addr[0] = 0x00;
+	addr[1] = 0x60;
+	addr[2] = 0x30;
+	addr[3] = (serial >> 16) & 0xff;
+	addr[4] = (serial >> 8) & 0xff;
+	addr[5] = serial & 0xff;
+	eth_hw_addr_set(dev, addr);
 	dev->base_addr = (unsigned long)ZTWO_VADDR(base_addr);
 	dev->mem_start = (unsigned long)ZTWO_VADDR(mem_start);
 	dev->mem_end = dev->mem_start + ARIADNE_RAM_SIZE;
-- 
2.34.1