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From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: stable@vger.kernel.org
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	patches@lists.linux.dev, Lee Jones <lee.jones@linaro.org>,
	Jakub Kicinski <kuba@kernel.org>, Sasha Levin <sashal@kernel.org>
Subject: [PATCH 5.10 040/104] net: usb: lan78xx: Remove lots of set but unused ret variables
Date: Wed, 15 Mar 2023 13:12:11 +0100	[thread overview]
Message-ID: <20230315115733.682300783@linuxfoundation.org> (raw)
In-Reply-To: <20230315115731.942692602@linuxfoundation.org>

From: Lee Jones <lee.jones@linaro.org>

[ Upstream commit 06cd7c46b3ab3f2252c61bf85b191236cf0254e1 ]

Fixes the following W=1 kernel build warning(s):

 drivers/net/usb/lan78xx.c: In function ‘lan78xx_read_raw_otp’:
 drivers/net/usb/lan78xx.c:825:6: warning: variable ‘ret’ set but not used [-Wunused-but-set-variable]
 drivers/net/usb/lan78xx.c: In function ‘lan78xx_write_raw_otp’:
 drivers/net/usb/lan78xx.c:879:6: warning: variable ‘ret’ set but not used [-Wunused-but-set-variable]
 drivers/net/usb/lan78xx.c: In function ‘lan78xx_deferred_multicast_write’:
 drivers/net/usb/lan78xx.c:1041:6: warning: variable ‘ret’ set but not used [-Wunused-but-set-variable]
 drivers/net/usb/lan78xx.c: In function ‘lan78xx_update_flowcontrol’:
 drivers/net/usb/lan78xx.c:1127:6: warning: variable ‘ret’ set but not used [-Wunused-but-set-variable]
 drivers/net/usb/lan78xx.c: In function ‘lan78xx_init_mac_address’:
 drivers/net/usb/lan78xx.c:1666:6: warning: variable ‘ret’ set but not used [-Wunused-but-set-variable]
 drivers/net/usb/lan78xx.c: In function ‘lan78xx_link_status_change’:
 drivers/net/usb/lan78xx.c:1841:6: warning: variable ‘ret’ set but not used [-Wunused-but-set-variable]
 drivers/net/usb/lan78xx.c: In function ‘lan78xx_irq_bus_sync_unlock’:
 drivers/net/usb/lan78xx.c:1920:6: warning: variable ‘ret’ set but not used [-Wunused-but-set-variable]
 drivers/net/usb/lan78xx.c: In function ‘lan8835_fixup’:
 drivers/net/usb/lan78xx.c:1994:6: warning: variable ‘ret’ set but not used [-Wunused-but-set-variable]
 drivers/net/usb/lan78xx.c: In function ‘lan78xx_set_rx_max_frame_length’:
 drivers/net/usb/lan78xx.c:2192:6: warning: variable ‘ret’ set but not used [-Wunused-but-set-variable]
 drivers/net/usb/lan78xx.c: In function ‘lan78xx_change_mtu’:
 drivers/net/usb/lan78xx.c:2270:6: warning: variable ‘ret’ set but not used [-Wunused-but-set-variable]
 drivers/net/usb/lan78xx.c: In function ‘lan78xx_set_mac_addr’:
 drivers/net/usb/lan78xx.c:2299:6: warning: variable ‘ret’ set but not used [-Wunused-but-set-variable]
 drivers/net/usb/lan78xx.c: In function ‘lan78xx_set_features’:
 drivers/net/usb/lan78xx.c:2333:6: warning: variable ‘ret’ set but not used [-Wunused-but-set-variable]
 drivers/net/usb/lan78xx.c: In function ‘lan78xx_set_suspend’:
 drivers/net/usb/lan78xx.c:3807:6: warning: variable ‘ret’ set but not used [-Wunused-but-set-variable]

Signed-off-by: Lee Jones <lee.jones@linaro.org>
Link: https://lore.kernel.org/r/20201102114512.1062724-25-lee.jones@linaro.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Stable-dep-of: e57cf3639c32 ("net: lan78xx: fix accessing the LAN7800's internal phy specific registers from the MAC driver")
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/net/usb/lan78xx.c | 168 ++++++++++++++++++--------------------
 1 file changed, 78 insertions(+), 90 deletions(-)

diff --git a/drivers/net/usb/lan78xx.c b/drivers/net/usb/lan78xx.c
index 6f7b70522d926..0b5b4f9c7c5b9 100644
--- a/drivers/net/usb/lan78xx.c
+++ b/drivers/net/usb/lan78xx.c
@@ -824,20 +824,19 @@ static int lan78xx_read_raw_otp(struct lan78xx_net *dev, u32 offset,
 				u32 length, u8 *data)
 {
 	int i;
-	int ret;
 	u32 buf;
 	unsigned long timeout;
 
-	ret = lan78xx_read_reg(dev, OTP_PWR_DN, &buf);
+	lan78xx_read_reg(dev, OTP_PWR_DN, &buf);
 
 	if (buf & OTP_PWR_DN_PWRDN_N_) {
 		/* clear it and wait to be cleared */
-		ret = lan78xx_write_reg(dev, OTP_PWR_DN, 0);
+		lan78xx_write_reg(dev, OTP_PWR_DN, 0);
 
 		timeout = jiffies + HZ;
 		do {
 			usleep_range(1, 10);
-			ret = lan78xx_read_reg(dev, OTP_PWR_DN, &buf);
+			lan78xx_read_reg(dev, OTP_PWR_DN, &buf);
 			if (time_after(jiffies, timeout)) {
 				netdev_warn(dev->net,
 					    "timeout on OTP_PWR_DN");
@@ -847,18 +846,18 @@ static int lan78xx_read_raw_otp(struct lan78xx_net *dev, u32 offset,
 	}
 
 	for (i = 0; i < length; i++) {
-		ret = lan78xx_write_reg(dev, OTP_ADDR1,
+		lan78xx_write_reg(dev, OTP_ADDR1,
 					((offset + i) >> 8) & OTP_ADDR1_15_11);
-		ret = lan78xx_write_reg(dev, OTP_ADDR2,
+		lan78xx_write_reg(dev, OTP_ADDR2,
 					((offset + i) & OTP_ADDR2_10_3));
 
-		ret = lan78xx_write_reg(dev, OTP_FUNC_CMD, OTP_FUNC_CMD_READ_);
-		ret = lan78xx_write_reg(dev, OTP_CMD_GO, OTP_CMD_GO_GO_);
+		lan78xx_write_reg(dev, OTP_FUNC_CMD, OTP_FUNC_CMD_READ_);
+		lan78xx_write_reg(dev, OTP_CMD_GO, OTP_CMD_GO_GO_);
 
 		timeout = jiffies + HZ;
 		do {
 			udelay(1);
-			ret = lan78xx_read_reg(dev, OTP_STATUS, &buf);
+			lan78xx_read_reg(dev, OTP_STATUS, &buf);
 			if (time_after(jiffies, timeout)) {
 				netdev_warn(dev->net,
 					    "timeout on OTP_STATUS");
@@ -866,7 +865,7 @@ static int lan78xx_read_raw_otp(struct lan78xx_net *dev, u32 offset,
 			}
 		} while (buf & OTP_STATUS_BUSY_);
 
-		ret = lan78xx_read_reg(dev, OTP_RD_DATA, &buf);
+		lan78xx_read_reg(dev, OTP_RD_DATA, &buf);
 
 		data[i] = (u8)(buf & 0xFF);
 	}
@@ -878,20 +877,19 @@ static int lan78xx_write_raw_otp(struct lan78xx_net *dev, u32 offset,
 				 u32 length, u8 *data)
 {
 	int i;
-	int ret;
 	u32 buf;
 	unsigned long timeout;
 
-	ret = lan78xx_read_reg(dev, OTP_PWR_DN, &buf);
+	lan78xx_read_reg(dev, OTP_PWR_DN, &buf);
 
 	if (buf & OTP_PWR_DN_PWRDN_N_) {
 		/* clear it and wait to be cleared */
-		ret = lan78xx_write_reg(dev, OTP_PWR_DN, 0);
+		lan78xx_write_reg(dev, OTP_PWR_DN, 0);
 
 		timeout = jiffies + HZ;
 		do {
 			udelay(1);
-			ret = lan78xx_read_reg(dev, OTP_PWR_DN, &buf);
+			lan78xx_read_reg(dev, OTP_PWR_DN, &buf);
 			if (time_after(jiffies, timeout)) {
 				netdev_warn(dev->net,
 					    "timeout on OTP_PWR_DN completion");
@@ -901,21 +899,21 @@ static int lan78xx_write_raw_otp(struct lan78xx_net *dev, u32 offset,
 	}
 
 	/* set to BYTE program mode */
-	ret = lan78xx_write_reg(dev, OTP_PRGM_MODE, OTP_PRGM_MODE_BYTE_);
+	lan78xx_write_reg(dev, OTP_PRGM_MODE, OTP_PRGM_MODE_BYTE_);
 
 	for (i = 0; i < length; i++) {
-		ret = lan78xx_write_reg(dev, OTP_ADDR1,
+		lan78xx_write_reg(dev, OTP_ADDR1,
 					((offset + i) >> 8) & OTP_ADDR1_15_11);
-		ret = lan78xx_write_reg(dev, OTP_ADDR2,
+		lan78xx_write_reg(dev, OTP_ADDR2,
 					((offset + i) & OTP_ADDR2_10_3));
-		ret = lan78xx_write_reg(dev, OTP_PRGM_DATA, data[i]);
-		ret = lan78xx_write_reg(dev, OTP_TST_CMD, OTP_TST_CMD_PRGVRFY_);
-		ret = lan78xx_write_reg(dev, OTP_CMD_GO, OTP_CMD_GO_GO_);
+		lan78xx_write_reg(dev, OTP_PRGM_DATA, data[i]);
+		lan78xx_write_reg(dev, OTP_TST_CMD, OTP_TST_CMD_PRGVRFY_);
+		lan78xx_write_reg(dev, OTP_CMD_GO, OTP_CMD_GO_GO_);
 
 		timeout = jiffies + HZ;
 		do {
 			udelay(1);
-			ret = lan78xx_read_reg(dev, OTP_STATUS, &buf);
+			lan78xx_read_reg(dev, OTP_STATUS, &buf);
 			if (time_after(jiffies, timeout)) {
 				netdev_warn(dev->net,
 					    "Timeout on OTP_STATUS completion");
@@ -1040,7 +1038,6 @@ static void lan78xx_deferred_multicast_write(struct work_struct *param)
 			container_of(param, struct lan78xx_priv, set_multicast);
 	struct lan78xx_net *dev = pdata->dev;
 	int i;
-	int ret;
 
 	netif_dbg(dev, drv, dev->net, "deferred multicast write 0x%08x\n",
 		  pdata->rfe_ctl);
@@ -1049,14 +1046,14 @@ static void lan78xx_deferred_multicast_write(struct work_struct *param)
 			       DP_SEL_VHF_HASH_LEN, pdata->mchash_table);
 
 	for (i = 1; i < NUM_OF_MAF; i++) {
-		ret = lan78xx_write_reg(dev, MAF_HI(i), 0);
-		ret = lan78xx_write_reg(dev, MAF_LO(i),
+		lan78xx_write_reg(dev, MAF_HI(i), 0);
+		lan78xx_write_reg(dev, MAF_LO(i),
 					pdata->pfilter_table[i][1]);
-		ret = lan78xx_write_reg(dev, MAF_HI(i),
+		lan78xx_write_reg(dev, MAF_HI(i),
 					pdata->pfilter_table[i][0]);
 	}
 
-	ret = lan78xx_write_reg(dev, RFE_CTL, pdata->rfe_ctl);
+	lan78xx_write_reg(dev, RFE_CTL, pdata->rfe_ctl);
 }
 
 static void lan78xx_set_multicast(struct net_device *netdev)
@@ -1126,7 +1123,6 @@ static int lan78xx_update_flowcontrol(struct lan78xx_net *dev, u8 duplex,
 				      u16 lcladv, u16 rmtadv)
 {
 	u32 flow = 0, fct_flow = 0;
-	int ret;
 	u8 cap;
 
 	if (dev->fc_autoneg)
@@ -1149,10 +1145,10 @@ static int lan78xx_update_flowcontrol(struct lan78xx_net *dev, u8 duplex,
 		  (cap & FLOW_CTRL_RX ? "enabled" : "disabled"),
 		  (cap & FLOW_CTRL_TX ? "enabled" : "disabled"));
 
-	ret = lan78xx_write_reg(dev, FCT_FLOW, fct_flow);
+	lan78xx_write_reg(dev, FCT_FLOW, fct_flow);
 
 	/* threshold value should be set before enabling flow */
-	ret = lan78xx_write_reg(dev, FLOW, flow);
+	lan78xx_write_reg(dev, FLOW, flow);
 
 	return 0;
 }
@@ -1673,11 +1669,10 @@ static const struct ethtool_ops lan78xx_ethtool_ops = {
 static void lan78xx_init_mac_address(struct lan78xx_net *dev)
 {
 	u32 addr_lo, addr_hi;
-	int ret;
 	u8 addr[6];
 
-	ret = lan78xx_read_reg(dev, RX_ADDRL, &addr_lo);
-	ret = lan78xx_read_reg(dev, RX_ADDRH, &addr_hi);
+	lan78xx_read_reg(dev, RX_ADDRL, &addr_lo);
+	lan78xx_read_reg(dev, RX_ADDRH, &addr_hi);
 
 	addr[0] = addr_lo & 0xFF;
 	addr[1] = (addr_lo >> 8) & 0xFF;
@@ -1710,12 +1705,12 @@ static void lan78xx_init_mac_address(struct lan78xx_net *dev)
 			  (addr[2] << 16) | (addr[3] << 24);
 		addr_hi = addr[4] | (addr[5] << 8);
 
-		ret = lan78xx_write_reg(dev, RX_ADDRL, addr_lo);
-		ret = lan78xx_write_reg(dev, RX_ADDRH, addr_hi);
+		lan78xx_write_reg(dev, RX_ADDRL, addr_lo);
+		lan78xx_write_reg(dev, RX_ADDRH, addr_hi);
 	}
 
-	ret = lan78xx_write_reg(dev, MAF_LO(0), addr_lo);
-	ret = lan78xx_write_reg(dev, MAF_HI(0), addr_hi | MAF_HI_VALID_);
+	lan78xx_write_reg(dev, MAF_LO(0), addr_lo);
+	lan78xx_write_reg(dev, MAF_HI(0), addr_hi | MAF_HI_VALID_);
 
 	ether_addr_copy(dev->net->dev_addr, addr);
 }
@@ -1848,7 +1843,7 @@ static void lan78xx_remove_mdio(struct lan78xx_net *dev)
 static void lan78xx_link_status_change(struct net_device *net)
 {
 	struct phy_device *phydev = net->phydev;
-	int ret, temp;
+	int temp;
 
 	/* At forced 100 F/H mode, chip may fail to set mode correctly
 	 * when cable is switched between long(~50+m) and short one.
@@ -1859,7 +1854,7 @@ static void lan78xx_link_status_change(struct net_device *net)
 		/* disable phy interrupt */
 		temp = phy_read(phydev, LAN88XX_INT_MASK);
 		temp &= ~LAN88XX_INT_MASK_MDINTPIN_EN_;
-		ret = phy_write(phydev, LAN88XX_INT_MASK, temp);
+		phy_write(phydev, LAN88XX_INT_MASK, temp);
 
 		temp = phy_read(phydev, MII_BMCR);
 		temp &= ~(BMCR_SPEED100 | BMCR_SPEED1000);
@@ -1873,7 +1868,7 @@ static void lan78xx_link_status_change(struct net_device *net)
 		/* enable phy interrupt back */
 		temp = phy_read(phydev, LAN88XX_INT_MASK);
 		temp |= LAN88XX_INT_MASK_MDINTPIN_EN_;
-		ret = phy_write(phydev, LAN88XX_INT_MASK, temp);
+		phy_write(phydev, LAN88XX_INT_MASK, temp);
 	}
 }
 
@@ -1927,14 +1922,13 @@ static void lan78xx_irq_bus_sync_unlock(struct irq_data *irqd)
 	struct lan78xx_net *dev =
 			container_of(data, struct lan78xx_net, domain_data);
 	u32 buf;
-	int ret;
 
 	/* call register access here because irq_bus_lock & irq_bus_sync_unlock
 	 * are only two callbacks executed in non-atomic contex.
 	 */
-	ret = lan78xx_read_reg(dev, INT_EP_CTL, &buf);
+	lan78xx_read_reg(dev, INT_EP_CTL, &buf);
 	if (buf != data->irqenable)
-		ret = lan78xx_write_reg(dev, INT_EP_CTL, data->irqenable);
+		lan78xx_write_reg(dev, INT_EP_CTL, data->irqenable);
 
 	mutex_unlock(&data->irq_lock);
 }
@@ -2001,7 +1995,6 @@ static void lan78xx_remove_irq_domain(struct lan78xx_net *dev)
 static int lan8835_fixup(struct phy_device *phydev)
 {
 	int buf;
-	int ret;
 	struct lan78xx_net *dev = netdev_priv(phydev->attached_dev);
 
 	/* LED2/PME_N/IRQ_N/RGMII_ID pin to IRQ_N mode */
@@ -2011,11 +2004,11 @@ static int lan8835_fixup(struct phy_device *phydev)
 	phy_write_mmd(phydev, MDIO_MMD_PCS, 0x8010, buf);
 
 	/* RGMII MAC TXC Delay Enable */
-	ret = lan78xx_write_reg(dev, MAC_RGMII_ID,
+	lan78xx_write_reg(dev, MAC_RGMII_ID,
 				MAC_RGMII_ID_TXC_DELAY_EN_);
 
 	/* RGMII TX DLL Tune Adjust */
-	ret = lan78xx_write_reg(dev, RGMII_TX_BYP_DLL, 0x3D00);
+	lan78xx_write_reg(dev, RGMII_TX_BYP_DLL, 0x3D00);
 
 	dev->interface = PHY_INTERFACE_MODE_RGMII_TXID;
 
@@ -2199,28 +2192,27 @@ static int lan78xx_phy_init(struct lan78xx_net *dev)
 
 static int lan78xx_set_rx_max_frame_length(struct lan78xx_net *dev, int size)
 {
-	int ret = 0;
 	u32 buf;
 	bool rxenabled;
 
-	ret = lan78xx_read_reg(dev, MAC_RX, &buf);
+	lan78xx_read_reg(dev, MAC_RX, &buf);
 
 	rxenabled = ((buf & MAC_RX_RXEN_) != 0);
 
 	if (rxenabled) {
 		buf &= ~MAC_RX_RXEN_;
-		ret = lan78xx_write_reg(dev, MAC_RX, buf);
+		lan78xx_write_reg(dev, MAC_RX, buf);
 	}
 
 	/* add 4 to size for FCS */
 	buf &= ~MAC_RX_MAX_SIZE_MASK_;
 	buf |= (((size + 4) << MAC_RX_MAX_SIZE_SHIFT_) & MAC_RX_MAX_SIZE_MASK_);
 
-	ret = lan78xx_write_reg(dev, MAC_RX, buf);
+	lan78xx_write_reg(dev, MAC_RX, buf);
 
 	if (rxenabled) {
 		buf |= MAC_RX_RXEN_;
-		ret = lan78xx_write_reg(dev, MAC_RX, buf);
+		lan78xx_write_reg(dev, MAC_RX, buf);
 	}
 
 	return 0;
@@ -2277,13 +2269,12 @@ static int lan78xx_change_mtu(struct net_device *netdev, int new_mtu)
 	int ll_mtu = new_mtu + netdev->hard_header_len;
 	int old_hard_mtu = dev->hard_mtu;
 	int old_rx_urb_size = dev->rx_urb_size;
-	int ret;
 
 	/* no second zero-length packet read wanted after mtu-sized packets */
 	if ((ll_mtu % dev->maxpacket) == 0)
 		return -EDOM;
 
-	ret = lan78xx_set_rx_max_frame_length(dev, new_mtu + VLAN_ETH_HLEN);
+	lan78xx_set_rx_max_frame_length(dev, new_mtu + VLAN_ETH_HLEN);
 
 	netdev->mtu = new_mtu;
 
@@ -2306,7 +2297,6 @@ static int lan78xx_set_mac_addr(struct net_device *netdev, void *p)
 	struct lan78xx_net *dev = netdev_priv(netdev);
 	struct sockaddr *addr = p;
 	u32 addr_lo, addr_hi;
-	int ret;
 
 	if (netif_running(netdev))
 		return -EBUSY;
@@ -2323,12 +2313,12 @@ static int lan78xx_set_mac_addr(struct net_device *netdev, void *p)
 	addr_hi = netdev->dev_addr[4] |
 		  netdev->dev_addr[5] << 8;
 
-	ret = lan78xx_write_reg(dev, RX_ADDRL, addr_lo);
-	ret = lan78xx_write_reg(dev, RX_ADDRH, addr_hi);
+	lan78xx_write_reg(dev, RX_ADDRL, addr_lo);
+	lan78xx_write_reg(dev, RX_ADDRH, addr_hi);
 
 	/* Added to support MAC address changes */
-	ret = lan78xx_write_reg(dev, MAF_LO(0), addr_lo);
-	ret = lan78xx_write_reg(dev, MAF_HI(0), addr_hi | MAF_HI_VALID_);
+	lan78xx_write_reg(dev, MAF_LO(0), addr_lo);
+	lan78xx_write_reg(dev, MAF_HI(0), addr_hi | MAF_HI_VALID_);
 
 	return 0;
 }
@@ -2340,7 +2330,6 @@ static int lan78xx_set_features(struct net_device *netdev,
 	struct lan78xx_net *dev = netdev_priv(netdev);
 	struct lan78xx_priv *pdata = (struct lan78xx_priv *)(dev->data[0]);
 	unsigned long flags;
-	int ret;
 
 	spin_lock_irqsave(&pdata->rfe_ctl_lock, flags);
 
@@ -2364,7 +2353,7 @@ static int lan78xx_set_features(struct net_device *netdev,
 
 	spin_unlock_irqrestore(&pdata->rfe_ctl_lock, flags);
 
-	ret = lan78xx_write_reg(dev, RFE_CTL, pdata->rfe_ctl);
+	lan78xx_write_reg(dev, RFE_CTL, pdata->rfe_ctl);
 
 	return 0;
 }
@@ -3820,7 +3809,6 @@ static u16 lan78xx_wakeframe_crc16(const u8 *buf, int len)
 static int lan78xx_set_suspend(struct lan78xx_net *dev, u32 wol)
 {
 	u32 buf;
-	int ret;
 	int mask_index;
 	u16 crc;
 	u32 temp_wucsr;
@@ -3829,26 +3817,26 @@ static int lan78xx_set_suspend(struct lan78xx_net *dev, u32 wol)
 	const u8 ipv6_multicast[3] = { 0x33, 0x33 };
 	const u8 arp_type[2] = { 0x08, 0x06 };
 
-	ret = lan78xx_read_reg(dev, MAC_TX, &buf);
+	lan78xx_read_reg(dev, MAC_TX, &buf);
 	buf &= ~MAC_TX_TXEN_;
-	ret = lan78xx_write_reg(dev, MAC_TX, buf);
-	ret = lan78xx_read_reg(dev, MAC_RX, &buf);
+	lan78xx_write_reg(dev, MAC_TX, buf);
+	lan78xx_read_reg(dev, MAC_RX, &buf);
 	buf &= ~MAC_RX_RXEN_;
-	ret = lan78xx_write_reg(dev, MAC_RX, buf);
+	lan78xx_write_reg(dev, MAC_RX, buf);
 
-	ret = lan78xx_write_reg(dev, WUCSR, 0);
-	ret = lan78xx_write_reg(dev, WUCSR2, 0);
-	ret = lan78xx_write_reg(dev, WK_SRC, 0xFFF1FF1FUL);
+	lan78xx_write_reg(dev, WUCSR, 0);
+	lan78xx_write_reg(dev, WUCSR2, 0);
+	lan78xx_write_reg(dev, WK_SRC, 0xFFF1FF1FUL);
 
 	temp_wucsr = 0;
 
 	temp_pmt_ctl = 0;
-	ret = lan78xx_read_reg(dev, PMT_CTL, &temp_pmt_ctl);
+	lan78xx_read_reg(dev, PMT_CTL, &temp_pmt_ctl);
 	temp_pmt_ctl &= ~PMT_CTL_RES_CLR_WKP_EN_;
 	temp_pmt_ctl |= PMT_CTL_RES_CLR_WKP_STS_;
 
 	for (mask_index = 0; mask_index < NUM_OF_WUF_CFG; mask_index++)
-		ret = lan78xx_write_reg(dev, WUF_CFG(mask_index), 0);
+		lan78xx_write_reg(dev, WUF_CFG(mask_index), 0);
 
 	mask_index = 0;
 	if (wol & WAKE_PHY) {
@@ -3877,30 +3865,30 @@ static int lan78xx_set_suspend(struct lan78xx_net *dev, u32 wol)
 
 		/* set WUF_CFG & WUF_MASK for IPv4 Multicast */
 		crc = lan78xx_wakeframe_crc16(ipv4_multicast, 3);
-		ret = lan78xx_write_reg(dev, WUF_CFG(mask_index),
+		lan78xx_write_reg(dev, WUF_CFG(mask_index),
 					WUF_CFGX_EN_ |
 					WUF_CFGX_TYPE_MCAST_ |
 					(0 << WUF_CFGX_OFFSET_SHIFT_) |
 					(crc & WUF_CFGX_CRC16_MASK_));
 
-		ret = lan78xx_write_reg(dev, WUF_MASK0(mask_index), 7);
-		ret = lan78xx_write_reg(dev, WUF_MASK1(mask_index), 0);
-		ret = lan78xx_write_reg(dev, WUF_MASK2(mask_index), 0);
-		ret = lan78xx_write_reg(dev, WUF_MASK3(mask_index), 0);
+		lan78xx_write_reg(dev, WUF_MASK0(mask_index), 7);
+		lan78xx_write_reg(dev, WUF_MASK1(mask_index), 0);
+		lan78xx_write_reg(dev, WUF_MASK2(mask_index), 0);
+		lan78xx_write_reg(dev, WUF_MASK3(mask_index), 0);
 		mask_index++;
 
 		/* for IPv6 Multicast */
 		crc = lan78xx_wakeframe_crc16(ipv6_multicast, 2);
-		ret = lan78xx_write_reg(dev, WUF_CFG(mask_index),
+		lan78xx_write_reg(dev, WUF_CFG(mask_index),
 					WUF_CFGX_EN_ |
 					WUF_CFGX_TYPE_MCAST_ |
 					(0 << WUF_CFGX_OFFSET_SHIFT_) |
 					(crc & WUF_CFGX_CRC16_MASK_));
 
-		ret = lan78xx_write_reg(dev, WUF_MASK0(mask_index), 3);
-		ret = lan78xx_write_reg(dev, WUF_MASK1(mask_index), 0);
-		ret = lan78xx_write_reg(dev, WUF_MASK2(mask_index), 0);
-		ret = lan78xx_write_reg(dev, WUF_MASK3(mask_index), 0);
+		lan78xx_write_reg(dev, WUF_MASK0(mask_index), 3);
+		lan78xx_write_reg(dev, WUF_MASK1(mask_index), 0);
+		lan78xx_write_reg(dev, WUF_MASK2(mask_index), 0);
+		lan78xx_write_reg(dev, WUF_MASK3(mask_index), 0);
 		mask_index++;
 
 		temp_pmt_ctl |= PMT_CTL_WOL_EN_;
@@ -3921,16 +3909,16 @@ static int lan78xx_set_suspend(struct lan78xx_net *dev, u32 wol)
 		 * for packettype (offset 12,13) = ARP (0x0806)
 		 */
 		crc = lan78xx_wakeframe_crc16(arp_type, 2);
-		ret = lan78xx_write_reg(dev, WUF_CFG(mask_index),
+		lan78xx_write_reg(dev, WUF_CFG(mask_index),
 					WUF_CFGX_EN_ |
 					WUF_CFGX_TYPE_ALL_ |
 					(0 << WUF_CFGX_OFFSET_SHIFT_) |
 					(crc & WUF_CFGX_CRC16_MASK_));
 
-		ret = lan78xx_write_reg(dev, WUF_MASK0(mask_index), 0x3000);
-		ret = lan78xx_write_reg(dev, WUF_MASK1(mask_index), 0);
-		ret = lan78xx_write_reg(dev, WUF_MASK2(mask_index), 0);
-		ret = lan78xx_write_reg(dev, WUF_MASK3(mask_index), 0);
+		lan78xx_write_reg(dev, WUF_MASK0(mask_index), 0x3000);
+		lan78xx_write_reg(dev, WUF_MASK1(mask_index), 0);
+		lan78xx_write_reg(dev, WUF_MASK2(mask_index), 0);
+		lan78xx_write_reg(dev, WUF_MASK3(mask_index), 0);
 		mask_index++;
 
 		temp_pmt_ctl |= PMT_CTL_WOL_EN_;
@@ -3938,7 +3926,7 @@ static int lan78xx_set_suspend(struct lan78xx_net *dev, u32 wol)
 		temp_pmt_ctl |= PMT_CTL_SUS_MODE_0_;
 	}
 
-	ret = lan78xx_write_reg(dev, WUCSR, temp_wucsr);
+	lan78xx_write_reg(dev, WUCSR, temp_wucsr);
 
 	/* when multiple WOL bits are set */
 	if (hweight_long((unsigned long)wol) > 1) {
@@ -3946,16 +3934,16 @@ static int lan78xx_set_suspend(struct lan78xx_net *dev, u32 wol)
 		temp_pmt_ctl &= ~PMT_CTL_SUS_MODE_MASK_;
 		temp_pmt_ctl |= PMT_CTL_SUS_MODE_0_;
 	}
-	ret = lan78xx_write_reg(dev, PMT_CTL, temp_pmt_ctl);
+	lan78xx_write_reg(dev, PMT_CTL, temp_pmt_ctl);
 
 	/* clear WUPS */
-	ret = lan78xx_read_reg(dev, PMT_CTL, &buf);
+	lan78xx_read_reg(dev, PMT_CTL, &buf);
 	buf |= PMT_CTL_WUPS_MASK_;
-	ret = lan78xx_write_reg(dev, PMT_CTL, buf);
+	lan78xx_write_reg(dev, PMT_CTL, buf);
 
-	ret = lan78xx_read_reg(dev, MAC_RX, &buf);
+	lan78xx_read_reg(dev, MAC_RX, &buf);
 	buf |= MAC_RX_RXEN_;
-	ret = lan78xx_write_reg(dev, MAC_RX, buf);
+	lan78xx_write_reg(dev, MAC_RX, buf);
 
 	return 0;
 }
-- 
2.39.2




  parent reply	other threads:[~2023-03-15 12:24 UTC|newest]

Thread overview: 114+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-03-15 12:11 [PATCH 5.10 000/104] 5.10.175-rc1 review Greg Kroah-Hartman
2023-03-15 12:11 ` [PATCH 5.10 001/104] fs: prevent out-of-bounds array speculation when closing a file descriptor Greg Kroah-Hartman
2023-03-15 12:11 ` [PATCH 5.10 002/104] fork: allow CLONE_NEWTIME in clone3 flags Greg Kroah-Hartman
2023-03-15 12:11 ` [PATCH 5.10 003/104] x86/CPU/AMD: Disable XSAVES on AMD family 0x17 Greg Kroah-Hartman
2023-03-15 12:11 ` [PATCH 5.10 004/104] drm/amdgpu: fix error checking in amdgpu_read_mm_registers for soc15 Greg Kroah-Hartman
2023-03-15 12:11 ` [PATCH 5.10 005/104] drm/connector: print max_requested_bpc in state debugfs Greg Kroah-Hartman
2023-03-15 12:11 ` [PATCH 5.10 006/104] ext4: fix cgroup writeback accounting with fs-layer encryption Greg Kroah-Hartman
2023-03-15 12:11 ` [PATCH 5.10 007/104] ext4: fix RENAME_WHITEOUT handling for inline directories Greg Kroah-Hartman
2023-03-15 12:11 ` [PATCH 5.10 008/104] ext4: fix another off-by-one fsmap error on 1k block filesystems Greg Kroah-Hartman
2023-03-15 12:11 ` [PATCH 5.10 009/104] ext4: move where set the MAY_INLINE_DATA flag is set Greg Kroah-Hartman
2023-03-15 12:11 ` [PATCH 5.10 010/104] ext4: fix WARNING in ext4_update_inline_data Greg Kroah-Hartman
2023-03-15 12:11 ` [PATCH 5.10 011/104] ext4: zero i_disksize when initializing the bootloader inode Greg Kroah-Hartman
2023-03-15 12:11 ` [PATCH 5.10 012/104] nfc: change order inside nfc_se_io error path Greg Kroah-Hartman
2023-03-15 12:11 ` [PATCH 5.10 013/104] udf: Fix off-by-one error when discarding preallocation Greg Kroah-Hartman
2023-03-15 12:11 ` [PATCH 5.10 014/104] irq: Fix typos in comments Greg Kroah-Hartman
2023-03-15 12:11 ` [PATCH 5.10 015/104] irqdomain: Look for existing mapping only once Greg Kroah-Hartman
2023-03-15 12:11 ` [PATCH 5.10 016/104] irqdomain: Refactor __irq_domain_alloc_irqs() Greg Kroah-Hartman
2023-03-15 12:11 ` [PATCH 5.10 017/104] irqdomain: Fix mapping-creation race Greg Kroah-Hartman
2023-03-15 12:11 ` [PATCH 5.10 018/104] irqdomain: Change the type of size in __irq_domain_add() to be consistent Greg Kroah-Hartman
2023-03-15 12:11 ` [PATCH 5.10 019/104] irqdomain: Fix domain registration race Greg Kroah-Hartman
2023-03-15 12:11 ` [PATCH 5.10 020/104] iommu/vt-d: Fix lockdep splat in intel_pasid_get_entry() Greg Kroah-Hartman
2023-03-15 12:11 ` [PATCH 5.10 021/104] iommu/vt-d: Fix PASID directory pointer coherency Greg Kroah-Hartman
2023-03-15 12:11 ` [PATCH 5.10 022/104] arm64: efi: Make efi_rt_lock a raw_spinlock Greg Kroah-Hartman
2023-03-15 12:11 ` [PATCH 5.10 023/104] RISC-V: Avoid dereferening NULL regs in die() Greg Kroah-Hartman
2023-03-15 12:11 ` [PATCH 5.10 024/104] riscv: Avoid enabling interrupts " Greg Kroah-Hartman
2023-03-15 12:11 ` [PATCH 5.10 025/104] riscv: Add header include guards to insn.h Greg Kroah-Hartman
2023-03-15 12:11 ` [PATCH 5.10 026/104] scsi: core: Remove the /proc/scsi/${proc_name} directory earlier Greg Kroah-Hartman
2023-03-15 12:11 ` [PATCH 5.10 027/104] ext4: Fix possible corruption when moving a directory Greg Kroah-Hartman
2023-03-15 12:11 ` [PATCH 5.10 028/104] drm/nouveau/kms/nv50-: remove unused functions Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 029/104] drm/nouveau/kms/nv50: fix nv50_wndw_new_ prototype Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 030/104] drm/msm: Fix potential invalid ptr free Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 031/104] drm/msm/a5xx: fix setting of the CP_PREEMPT_ENABLE_LOCAL register Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 032/104] drm/msm: Document and rename preempt_lock Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 033/104] drm/msm/a5xx: fix the emptyness check in the preempt code Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 034/104] drm/msm/a5xx: fix context faults during ring switch Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 035/104] bgmac: fix *initial* chip reset to support BCM5358 Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 036/104] nfc: fdp: add null check of devm_kmalloc_array in fdp_nci_i2c_read_device_properties Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 037/104] powerpc: dts: t1040rdb: fix compatible string for Rev A boards Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 038/104] ila: do not generate empty messages in ila_xlat_nl_cmd_get_mapping() Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 039/104] selftests: nft_nat: ensuring the listening side is up before starting the client Greg Kroah-Hartman
2023-03-15 12:12 ` Greg Kroah-Hartman [this message]
2023-03-15 12:12 ` [PATCH 5.10 041/104] net: lan78xx: fix accessing the LAN7800s internal phy specific registers from the MAC driver Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 042/104] net: caif: Fix use-after-free in cfusbl_device_notify() Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 043/104] net: stmmac: add to set device wake up flag when stmmac init phy Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 044/104] net: phylib: get rid of unnecessary locking Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 045/104] bnxt_en: Avoid order-5 memory allocation for TPA data Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 046/104] netfilter: ctnetlink: revert to dumping mark regardless of event type Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 047/104] netfilter: tproxy: fix deadlock due to missing BH disable Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 048/104] btf: fix resolving BTF_KIND_VAR after ARRAY, STRUCT, UNION, PTR Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 049/104] net: ethernet: mtk_eth_soc: fix RX data corruption issue Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 050/104] scsi: megaraid_sas: Update max supported LD IDs to 240 Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 051/104] platform: x86: MLX_PLATFORM: select REGMAP instead of depending on it Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 052/104] net/smc: fix fallback failed while sendmsg with fastopen Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 053/104] SUNRPC: Fix a server shutdown leak Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 054/104] riscv: Use READ_ONCE_NOCHECK in imprecise unwinding stack mode Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 055/104] RISC-V: Dont check text_mutex during stop_machine Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 056/104] ext4: Fix deadlock during directory rename Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 057/104] iommu/amd: Add a length limitation for the ivrs_acpihid command-line parameter Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 058/104] PCI/PM: Define pci_restore_standard_config() only for CONFIG_PM_SLEEP Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 059/104] watch_queue: fix IOC_WATCH_QUEUE_SET_SIZE alloc error paths Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 060/104] tpm/eventlog: Dont abort tpm_read_log on faulty ACPI address Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 061/104] block, bfq: fix possible uaf for bfqq->bic Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 062/104] block, bfq: fix uaf for bfqq in bfq_exit_icq_bfqq Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 063/104] block/bfq-iosched.c: use "false" rather than "BLK_RW_ASYNC" Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 064/104] block, bfq: replace 0/1 with false/true in bic apis Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 065/104] block, bfq: fix uaf for bfqq in bic_set_bfqq() Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 066/104] clk: qcom: mmcc-apq8084: remove spdm clocks Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 067/104] MIPS: Fix a compilation issue Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 068/104] powerpc: Check !irq instead of irq == NO_IRQ and remove NO_IRQ Greg Kroah-Hartman
2023-03-15 12:31   ` Christophe Leroy
2023-03-15 12:12 ` [PATCH 5.10 069/104] powerpc/kcsan: Exclude udelay to prevent recursive instrumentation Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 070/104] alpha: fix R_ALPHA_LITERAL reloc for large modules Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 071/104] macintosh: windfarm: Use unsigned type for 1-bit bitfields Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 072/104] PCI: Add SolidRun vendor ID Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 073/104] PCI: Avoid FLR for SolidRun SNET DPU rev 1 Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 074/104] scripts: handle BrokenPipeError for python scripts Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 075/104] media: ov5640: Fix analogue gain control Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 076/104] media: rc: gpio-ir-recv: add remove function Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 077/104] ipmi/watchdog: replace atomic_add() and atomic_sub() Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 078/104] ipmi:watchdog: Set panic count to proper value on a panic Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 079/104] skbuff: Fix nfct leak on napi stolen Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 080/104] drm/i915: Dont use BAR mappings for ring buffers with LLC Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 081/104] sched/uclamp: Make task_fits_capacity() use util_fits_cpu() Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 082/104] sched/uclamp: Fix fits_capacity() check in feec() Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 083/104] sched/uclamp: Make select_idle_capacity() use util_fits_cpu() Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 084/104] sched/uclamp: Make asym_fits_capacity() " Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 085/104] sched/uclamp: Make cpu_overutilized() " Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 086/104] sched/uclamp: Cater for uclamp in find_energy_efficient_cpu()s early exit condition Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 087/104] sched/fair: Detect capacity inversion Greg Kroah-Hartman
2023-03-15 12:12 ` [PATCH 5.10 088/104] sched/fair: Consider capacity inversion in util_fits_cpu() Greg Kroah-Hartman
2023-03-15 12:13 ` [PATCH 5.10 089/104] sched/uclamp: Fix a uninitialized variable warnings Greg Kroah-Hartman
2023-03-15 12:13 ` [PATCH 5.10 090/104] sched/fair: Fixes for capacity inversion detection Greg Kroah-Hartman
2023-03-15 12:13 ` [PATCH 5.10 091/104] ext4: refactor ext4_free_blocks() to pull out ext4_mb_clear_bb() Greg Kroah-Hartman
2023-03-15 12:13 ` [PATCH 5.10 092/104] ext4: add ext4_sb_block_valid() refactored out of ext4_inode_block_valid() Greg Kroah-Hartman
2023-03-15 12:13 ` [PATCH 5.10 093/104] ext4: add strict range checks while freeing blocks Greg Kroah-Hartman
2023-03-15 12:13 ` [PATCH 5.10 094/104] ext4: block range must be validated before use in ext4_mb_clear_bb() Greg Kroah-Hartman
2023-03-15 12:13 ` [PATCH 5.10 095/104] arch: fix broken BuildID for arm64 and riscv Greg Kroah-Hartman
2023-03-15 12:13 ` [PATCH 5.10 096/104] powerpc/vmlinux.lds: Define RUNTIME_DISCARD_EXIT Greg Kroah-Hartman
2023-03-15 12:13 ` [PATCH 5.10 097/104] powerpc/vmlinux.lds: Dont discard .rela* for relocatable builds Greg Kroah-Hartman
2023-03-15 12:13 ` [PATCH 5.10 098/104] s390: define RUNTIME_DISCARD_EXIT to fix link error with GNU ld < 2.36 Greg Kroah-Hartman
2023-03-15 12:13 ` [PATCH 5.10 099/104] sh: define RUNTIME_DISCARD_EXIT Greg Kroah-Hartman
2023-03-15 12:13 ` [PATCH 5.10 100/104] UML: " Greg Kroah-Hartman
2023-03-15 12:13 ` [PATCH 5.10 101/104] KVM: nVMX: Dont use Enlightened MSR Bitmap for L3 Greg Kroah-Hartman
2023-03-15 12:13 ` [PATCH 5.10 102/104] KVM: VMX: Introduce vmx_msr_bitmap_l01_changed() helper Greg Kroah-Hartman
2023-03-15 12:13 ` [PATCH 5.10 103/104] KVM: VMX: Fix crash due to uninitialized current_vmcs Greg Kroah-Hartman
2023-03-15 12:13 ` [PATCH 5.10 104/104] s390/dasd: add missing discipline function Greg Kroah-Hartman
2023-03-15 14:21 ` [PATCH 5.10 000/104] 5.10.175-rc1 review Chris Paterson
2023-03-15 14:23 ` Guenter Roeck
2023-03-15 14:26 ` Guenter Roeck
2023-03-16  7:56   ` Greg Kroah-Hartman
2023-03-15 20:18 ` Florian Fainelli
2023-03-15 23:17 ` Daniel Díaz
2023-03-15 23:58 ` Shuah Khan
2023-03-16  0:00 ` Shuah Khan

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