netdev - [PATCH 4/7] net: ethernet: ti: am65-cpsw: Convert to devm_of_phy_optional

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Message-Id: <63433d4641e4dd21b12232a6d72427cb62f3e987.1674036164.git.geert+renesas@glider.be>
Date:   Wed, 18 Jan 2023 11:15:17 +0100
From:   Geert Uytterhoeven <geert+renesas@...der.be>
To:     Madalin Bucur <madalin.bucur@....com>,
        "David S . Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Horatiu Vultur <horatiu.vultur@...rochip.com>,
        UNGLinuxDriver@...rochip.com,
        Thierry Reding <thierry.reding@...il.com>,
        Lorenzo Pieralisi <lpieralisi@...nel.org>,
        Rob Herring <robh@...nel.org>,
        Krzysztof Wilczyński <kw@...ux.com>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Jonathan Hunter <jonathanh@...dia.com>,
        Vinod Koul <vkoul@...nel.org>,
        Kishon Vijay Abraham I <kishon@...nel.org>,
        Alan Stern <stern@...land.harvard.edu>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Alim Akhtar <alim.akhtar@...sung.com>,
        Siddharth Vadapalli <s-vadapalli@...com>,
        Russell King <linux@...linux.org.uk>
Cc:     netdev@...r.kernel.org, linux-tegra@...r.kernel.org,
        linux-pci@...r.kernel.org, linux-phy@...ts.infradead.org,
        linux-usb@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-samsung-soc@...r.kernel.org,
        Geert Uytterhoeven <geert+renesas@...der.be>
Subject: [PATCH 4/7] net: ethernet: ti: am65-cpsw: Convert to devm_of_phy_optional_get()

Use the new devm_of_phy_optional_get() helper instead of open-coding the
same operation.

While at it, fix handling of other error codes (e.g. -EPROBE_DEFER).

Signed-off-by: Geert Uytterhoeven <geert+renesas@...der.be>
---
 drivers/net/ethernet/ti/am65-cpsw-nuss.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/net/ethernet/ti/am65-cpsw-nuss.c b/drivers/net/ethernet/ti/am65-cpsw-nuss.c
index 5cac982841845369..794f228c8d632f7a 100644
--- a/drivers/net/ethernet/ti/am65-cpsw-nuss.c
+++ b/drivers/net/ethernet/ti/am65-cpsw-nuss.c
@@ -1460,9 +1460,9 @@ static int am65_cpsw_init_serdes_phy(struct device *dev, struct device_node *por
 	struct phy *phy;
 	int ret;
 
-	phy = devm_of_phy_get(dev, port_np, name);
-	if (PTR_ERR(phy) == -ENODEV)
-		return 0;
+	phy = devm_of_phy_optional_get(dev, port_np, name);
+	if (IS_ERR_OR_NULL(phy))
+		return PTR_ERR_OR_ZERO(phy);
 
 	/* Serdes PHY exists. Store it. */
 	port->slave.serdes_phy = phy;
-- 
2.34.1