linux-kernel - [PATCH AUTOSEL 5.15 040/188] apple: macmace: use eth_hw_addr

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Message-Id: <20220118023152.1948105-40-sashal@kernel.org>
Date:   Mon, 17 Jan 2022 21:29:24 -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 5.15 040/188] apple: macmace: use eth_hw_addr_set()

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

[ Upstream commit e217fc4affc8c7392e4db48488b36d2a5d446e9d ]

Byte by byte assignments.

Fixes build on m68k.

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/apple/macmace.c | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

diff --git a/drivers/net/ethernet/apple/macmace.c b/drivers/net/ethernet/apple/macmace.c
index 95d3061c61be9..8fcaf16399201 100644
--- a/drivers/net/ethernet/apple/macmace.c
+++ b/drivers/net/ethernet/apple/macmace.c
@@ -92,7 +92,7 @@ static void mace_reset(struct net_device *dev);
 static irqreturn_t mace_interrupt(int irq, void *dev_id);
 static irqreturn_t mace_dma_intr(int irq, void *dev_id);
 static void mace_tx_timeout(struct net_device *dev, unsigned int txqueue);
-static void __mace_set_address(struct net_device *dev, void *addr);
+static void __mace_set_address(struct net_device *dev, const void *addr);
 
 /*
  * Load a receive DMA channel with a base address and ring length
@@ -197,6 +197,7 @@ static int mace_probe(struct platform_device *pdev)
 	unsigned char *addr;
 	struct net_device *dev;
 	unsigned char checksum = 0;
+	u8 macaddr[ETH_ALEN];
 	int err;
 
 	dev = alloc_etherdev(PRIV_BYTES);
@@ -229,8 +230,9 @@ static int mace_probe(struct platform_device *pdev)
 	for (j = 0; j < 6; ++j) {
 		u8 v = bitrev8(addr[j<<4]);
 		checksum ^= v;
-		dev->dev_addr[j] = v;
+		macaddr[j] = v;
 	}
+	eth_hw_addr_set(dev, macaddr);
 	for (; j < 8; ++j) {
 		checksum ^= bitrev8(addr[j<<4]);
 	}
@@ -315,11 +317,12 @@ static void mace_reset(struct net_device *dev)
  * Load the address on a mace controller.
  */
 
-static void __mace_set_address(struct net_device *dev, void *addr)
+static void __mace_set_address(struct net_device *dev, const void *addr)
 {
 	struct mace_data *mp = netdev_priv(dev);
 	volatile struct mace *mb = mp->mace;
-	unsigned char *p = addr;
+	const unsigned char *p = addr;
+	u8 macaddr[ETH_ALEN];
 	int i;
 
 	/* load up the hardware address */
@@ -331,7 +334,8 @@ static void __mace_set_address(struct net_device *dev, void *addr)
 			;
 	}
 	for (i = 0; i < 6; ++i)
-		mb->padr = dev->dev_addr[i] = p[i];
+		mb->padr = macaddr[i] = p[i];
+	eth_hw_addr_set(dev, macaddr);
 	if (mp->chipid != BROKEN_ADDRCHG_REV)
 		mb->iac = 0;
 }
-- 
2.34.1