From 0c65b2b90d13c1deaee6449304dd367c5d4eb8ae Mon Sep 17 00:00:00 2001 From: Andrew Lunn Date: Mon, 4 Nov 2019 02:40:33 +0100 Subject: net: of_get_phy_mode: Change API to solve int/unit warnings Before this change of_get_phy_mode() returned an enum, phy_interface_t. On error, -ENODEV etc, is returned. If the result of the function is stored in a variable of type phy_interface_t, and the compiler has decided to represent this as an unsigned int, comparision with -ENODEV etc, is a signed vs unsigned comparision. Fix this problem by changing the API. Make the function return an error, or 0 on success, and pass a pointer, of type phy_interface_t, where the phy mode should be stored. v2: Return with *interface set to PHY_INTERFACE_MODE_NA on error. Add error checks to all users of of_get_phy_mode() Fixup a few reverse christmas tree errors Fixup a few slightly malformed reverse christmas trees v3: Fix 0-day reported errors. Reported-by: Dan Carpenter Signed-off-by: Andrew Lunn Signed-off-by: David S. Miller --- drivers/net/ethernet/aurora/nb8800.c | 4 ++-- drivers/net/ethernet/aurora/nb8800.h | 2 +- 2 files changed, 3 insertions(+), 3 deletions(-) (limited to 'drivers/net/ethernet/aurora') diff --git a/drivers/net/ethernet/aurora/nb8800.c b/drivers/net/ethernet/aurora/nb8800.c index 37752d9514e7..30b455013bf3 100644 --- a/drivers/net/ethernet/aurora/nb8800.c +++ b/drivers/net/ethernet/aurora/nb8800.c @@ -1371,8 +1371,8 @@ static int nb8800_probe(struct platform_device *pdev) priv = netdev_priv(dev); priv->base = base; - priv->phy_mode = of_get_phy_mode(pdev->dev.of_node); - if (priv->phy_mode < 0) + ret = of_get_phy_mode(pdev->dev.of_node, &priv->phy_mode); + if (ret) priv->phy_mode = PHY_INTERFACE_MODE_RGMII; priv->clk = devm_clk_get(&pdev->dev, NULL); diff --git a/drivers/net/ethernet/aurora/nb8800.h b/drivers/net/ethernet/aurora/nb8800.h index aacc3cce2cc0..40941fb6065b 100644 --- a/drivers/net/ethernet/aurora/nb8800.h +++ b/drivers/net/ethernet/aurora/nb8800.h @@ -287,7 +287,7 @@ struct nb8800_priv { struct device_node *phy_node; /* PHY connection type from DT */ - int phy_mode; + phy_interface_t phy_mode; /* Current link status */ int speed; -- cgit v1.2.3-59-g8ed1b