netdev - [net-next PATCH v3 5/5] net: macb: sort init_reset

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:   Wed, 6 Jul 2022 10:51:29 +0100
From:   Conor Dooley <conor.dooley@...rochip.com>
To:     "David S . Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Nicolas Ferre <nicolas.ferre@...rochip.com>,
        Claudiu Beznea <claudiu.beznea@...rochip.com>
CC:     <netdev@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-riscv@...ts.infradead.org>, <linux-kernel@...r.kernel.org>,
        "Conor Dooley" <conor.dooley@...rochip.com>
Subject: [net-next PATCH v3 5/5] net: macb: sort init_reset_optional() with other init()s

init_reset_optional() is somewhat oddly placed amidst the macb_config
struct definitions. Move it to a more reasonable location alongside
the fu540 init functions.

Reviewed-by: Claudiu Beznea <claudiu.beznea@...rochip.com>
Signed-off-by: Conor Dooley <conor.dooley@...rochip.com>
---
 drivers/net/ethernet/cadence/macb_main.c | 68 ++++++++++++------------
 1 file changed, 34 insertions(+), 34 deletions(-)

diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c
index 4423d99c72a7..36a659f2a289 100644
--- a/drivers/net/ethernet/cadence/macb_main.c
+++ b/drivers/net/ethernet/cadence/macb_main.c
@@ -4600,6 +4600,40 @@ static int fu540_c000_init(struct platform_device *pdev)
 	return macb_init(pdev);
 }
 
+static int init_reset_optional(struct platform_device *pdev)
+{
+	struct net_device *dev = platform_get_drvdata(pdev);
+	struct macb *bp = netdev_priv(dev);
+	int ret;
+
+	if (bp->phy_interface == PHY_INTERFACE_MODE_SGMII) {
+		/* Ensure PHY device used in SGMII mode is ready */
+		bp->sgmii_phy = devm_phy_optional_get(&pdev->dev, NULL);
+
+		if (IS_ERR(bp->sgmii_phy))
+			return dev_err_probe(&pdev->dev, PTR_ERR(bp->sgmii_phy),
+					     "failed to get SGMII PHY\n");
+
+		ret = phy_init(bp->sgmii_phy);
+		if (ret)
+			return dev_err_probe(&pdev->dev, ret,
+					     "failed to init SGMII PHY\n");
+	}
+
+	/* Fully reset controller at hardware level if mapped in device tree */
+	ret = device_reset_optional(&pdev->dev);
+	if (ret) {
+		phy_exit(bp->sgmii_phy);
+		return dev_err_probe(&pdev->dev, ret, "failed to reset controller");
+	}
+
+	ret = macb_init(pdev);
+	if (ret)
+		phy_exit(bp->sgmii_phy);
+
+	return ret;
+}
+
 static const struct macb_usrio_config sama7g5_usrio = {
 	.mii = 0,
 	.rmii = 1,
@@ -4689,40 +4723,6 @@ static const struct macb_config np4_config = {
 	.usrio = &macb_default_usrio,
 };
 
-static int init_reset_optional(struct platform_device *pdev)
-{
-	struct net_device *dev = platform_get_drvdata(pdev);
-	struct macb *bp = netdev_priv(dev);
-	int ret;
-
-	if (bp->phy_interface == PHY_INTERFACE_MODE_SGMII) {
-		/* Ensure PHY device used in SGMII mode is ready */
-		bp->sgmii_phy = devm_phy_optional_get(&pdev->dev, NULL);
-
-		if (IS_ERR(bp->sgmii_phy))
-			return dev_err_probe(&pdev->dev, PTR_ERR(bp->sgmii_phy),
-					     "failed to get SGMII PHY\n");
-
-		ret = phy_init(bp->sgmii_phy);
-		if (ret)
-			return dev_err_probe(&pdev->dev, ret,
-					     "failed to init SGMII PHY\n");
-	}
-
-	/* Fully reset controller at hardware level if mapped in device tree */
-	ret = device_reset_optional(&pdev->dev);
-	if (ret) {
-		phy_exit(bp->sgmii_phy);
-		return dev_err_probe(&pdev->dev, ret, "failed to reset controller");
-	}
-
-	ret = macb_init(pdev);
-	if (ret)
-		phy_exit(bp->sgmii_phy);
-
-	return ret;
-}
-
 static const struct macb_config zynqmp_config = {
 	.caps = MACB_CAPS_GIGABIT_MODE_AVAILABLE |
 		MACB_CAPS_JUMBO |
-- 
2.36.1