Thread (21 messages) 21 messages, 4 authors, 2025-12-16

Re: [PATCH net-next v4 4/7] net: axienet: Simplify axienet_mdio_setup

From: Simon Horman <horms@kernel.org>
Date: 2025-08-05 20:35:17
Also in: lkml, netdev

On Tue, Aug 05, 2025 at 11:34:53AM -0400, Sean Anderson wrote:
quoted hunk ↗ jump to hunk
We always put the mdio_node and disable the bus after probing, so
perform these steps unconditionally.

Signed-off-by: Sean Anderson <sean.anderson@linux.dev>
---

(no changes since v1)

 drivers/net/ethernet/xilinx/xilinx_axienet_mdio.c | 15 +++++----------
 1 file changed, 5 insertions(+), 10 deletions(-)
diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet_mdio.c b/drivers/net/ethernet/xilinx/xilinx_axienet_mdio.c
index dd5f961801dc..1903a1d50b05 100644
--- a/drivers/net/ethernet/xilinx/xilinx_axienet_mdio.c
+++ b/drivers/net/ethernet/xilinx/xilinx_axienet_mdio.c
@@ -302,19 +302,14 @@ int axienet_mdio_setup(struct axienet_local *lp)
 	ret = axienet_mdio_enable(bus, mdio_node);
 	if (ret < 0)
 		goto unregister;
+
 	ret = of_mdiobus_register(bus, mdio_node);
-	if (ret)
-		goto unregister_mdio_enabled;
 	of_node_put(mdio_node);
 	axienet_mdio_mdc_disable(lp);
-	return 0;
-
-unregister_mdio_enabled:
-	axienet_mdio_mdc_disable(lp);
-unregister:
Hi Sean,

This function still has code that jumps to unregister.
So this causes a compile error.

This does appear to be addressed in patch 6/7.
So I guess it is just an artefact of refactoring the patches
or something like that.
-	of_node_put(mdio_node);
-	mdiobus_free(bus);
-	lp->mii_bus = NULL;
+	if (ret) {
+		mdiobus_free(bus);
+		lp->mii_bus = NULL;
+	}
 	return ret;
 }
## Form letter - net-next-closed

The merge window for v6.17 has begun and therefore net-next is closed
for new drivers, features, code refactoring and optimizations. We are
currently accepting bug fixes only.

Please repost when net-next reopens after 11th August.

RFC patches sent for review only are obviously welcome at any time.

See: https://www.kernel.org/doc/html/next/process/maintainer-netdev.html#development-cycle

-- 
pw-bot: defer
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