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-rw-r--r--drivers/net/phy/mdio-mux.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/net/phy/mdio-mux.c b/drivers/net/phy/mdio-mux.c
index 963838d4fac1..6943c5ece44a 100644
--- a/drivers/net/phy/mdio-mux.c
+++ b/drivers/net/phy/mdio-mux.c
@@ -122,10 +122,9 @@ int mdio_mux_init(struct device *dev,
pb = devm_kzalloc(dev, sizeof(*pb), GFP_KERNEL);
if (pb == NULL) {
ret_val = -ENOMEM;
- goto err_parent_bus;
+ goto err_pb_kz;
}
-
pb->switch_data = data;
pb->switch_fn = switch_fn;
pb->current_child = -1;
@@ -154,6 +153,7 @@ int mdio_mux_init(struct device *dev,
cb->mii_bus = mdiobus_alloc();
if (!cb->mii_bus) {
ret_val = -ENOMEM;
+ devm_kfree(dev, cb);
of_node_put(child_bus_node);
break;
}
@@ -169,8 +169,8 @@ int mdio_mux_init(struct device *dev,
if (r) {
mdiobus_free(cb->mii_bus);
devm_kfree(dev, cb);
+ of_node_put(child_bus_node);
} else {
- of_node_get(child_bus_node);
cb->next = pb->children;
pb->children = cb;
}
@@ -181,9 +181,11 @@ int mdio_mux_init(struct device *dev,
return 0;
}
+ devm_kfree(dev, pb);
+err_pb_kz:
/* balance the reference of_mdio_find_bus() took */
- put_device(&pb->mii_bus->dev);
-
+ if (!mux_bus)
+ put_device(&parent_bus->dev);
err_parent_bus:
of_node_put(parent_bus_node);
return ret_val;