From: Yang Yingliang <yangyingliang@xxxxxxxxxx>
commit 1a15267b7be77e0792cf0c7b36ca65c8eb2df0d8 upstream.
The node pointer returned by of_get_child_by_name() with refcount incremented,
so add of_node_put() after using it.
Fixes: 634db83b8265 ("net: stmmac: dwmac-sun8i: Handle integrated/external MDIOs")
Reported-by: Hulk Robot <hulkci@xxxxxxxxxx>
Signed-off-by: Yang Yingliang <yangyingliang@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20220428095716.540452-1-yangyingliang@xxxxxxxxxx
Signed-off-by: Jakub Kicinski <kuba@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c | 1 +
1 file changed, 1 insertion(+)
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c
@@ -916,6 +916,7 @@ static int sun8i_dwmac_register_mdio_mux
ret = mdio_mux_init(priv->device, mdio_mux, mdio_mux_syscon_switch_fn,
&gmac->mux_handle, priv, priv->mii);
+ of_node_put(mdio_mux);
return ret;
}
