[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-Id: <20220819120109.3857571-6-o.rempel@pengutronix.de>
Date: Fri, 19 Aug 2022 14:01:07 +0200
From: Oleksij Rempel <o.rempel@...gutronix.de>
To: Andrew Lunn <andrew@...n.ch>,
Heiner Kallweit <hkallweit1@...il.com>,
"David S. Miller" <davem@...emloft.net>,
Eric Dumazet <edumazet@...gle.com>,
Jakub Kicinski <kuba@...nel.org>,
Paolo Abeni <pabeni@...hat.com>,
Russell King <linux@...linux.org.uk>,
Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Jonathan Corbet <corbet@....net>
Cc: Oleksij Rempel <o.rempel@...gutronix.de>, kernel@...gutronix.de,
linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
devicetree@...r.kernel.org, linux-doc@...r.kernel.org,
David Jander <david@...tonic.nl>
Subject: [PATCH net-next v1 5/7] net: mdiobus: fwnode_mdiobus_register_phy() rework error handling
Rework error handling as preparation for PSE patch. This patch should
make it easier to extend this function.
Signed-off-by: Oleksij Rempel <o.rempel@...gutronix.de>
---
drivers/net/mdio/fwnode_mdio.c | 21 ++++++++++++---------
1 file changed, 12 insertions(+), 9 deletions(-)
diff --git a/drivers/net/mdio/fwnode_mdio.c b/drivers/net/mdio/fwnode_mdio.c
index 3e79c2c519298..e78ad55c0e091 100644
--- a/drivers/net/mdio/fwnode_mdio.c
+++ b/drivers/net/mdio/fwnode_mdio.c
@@ -108,8 +108,8 @@ int fwnode_mdiobus_register_phy(struct mii_bus *bus,
else
phy = phy_device_create(bus, addr, phy_id, 0, NULL);
if (IS_ERR(phy)) {
- unregister_mii_timestamper(mii_ts);
- return PTR_ERR(phy);
+ rc = PTR_ERR(phy);
+ goto clean_mii_ts;
}
if (is_acpi_node(child)) {
@@ -123,17 +123,13 @@ int fwnode_mdiobus_register_phy(struct mii_bus *bus,
/* All data is now stored in the phy struct, so register it */
rc = phy_device_register(phy);
if (rc) {
- phy_device_free(phy);
fwnode_handle_put(phy->mdio.dev.fwnode);
- return rc;
+ goto clean_phy;
}
} else if (is_of_node(child)) {
rc = fwnode_mdiobus_phy_device_register(bus, phy, child, addr);
- if (rc) {
- unregister_mii_timestamper(mii_ts);
- phy_device_free(phy);
- return rc;
- }
+ if (rc)
+ goto clean_phy;
}
/* phy->mii_ts may already be defined by the PHY driver. A
@@ -143,5 +139,12 @@ int fwnode_mdiobus_register_phy(struct mii_bus *bus,
if (mii_ts)
phy->mii_ts = mii_ts;
return 0;
+
+clean_phy:
+ phy_device_free(phy);
+clean_mii_ts:
+ unregister_mii_timestamper(mii_ts);
+
+ return rc;
}
EXPORT_SYMBOL(fwnode_mdiobus_register_phy);
--
2.30.2
Powered by blists - more mailing lists