[OpenWrt-Devel] [PATCH 4/5] net: ethernet: mediatek: fix error handling inside mtk_mdio_init

[Rosen Penev]

From: Sean Wang <sean.wang at mediatek.com>

Return -ENODEV if the MDIO bus is disabled in the device tree.

Signed-off-by: Sean Wang <sean.wang at mediatek.com>
Acked-by: John Crispin <john at phrozen.org>
Reviewed-by: Andrew Lunn <andrew at lunn.ch>
Signed-off-by: David S. Miller <davem at davemloft.net>
---
 .../ramips/files-4.14/drivers/net/ethernet/mediatek/mdio.c      | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/target/linux/ramips/files-4.14/drivers/net/ethernet/mediatek/mdio.c b/target/linux/ramips/files-4.14/drivers/net/ethernet/mediatek/mdio.c
index 06f217af10..e2e79e185f 100644
--- a/target/linux/ramips/files-4.14/drivers/net/ethernet/mediatek/mdio.c
+++ b/target/linux/ramips/files-4.14/drivers/net/ethernet/mediatek/mdio.c
@@ -217,7 +217,7 @@ int fe_mdio_init(struct fe_priv *priv)
 	}
 
 	if (!of_device_is_available(mii_np)) {
-		ret = 0;
+		ret = -ENODEV;
 		goto err_put_node;
 	}
 
-- 
2.17.1


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