From: Yang Yingliang yangyingliang@huawei.com
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@huawei.com Signed-off-by: Yang Yingliang yangyingliang@huawei.com Link: https://lore.kernel.org/r/20220428095716.540452-1-yangyingliang@huawei.com Signed-off-by: Jakub Kicinski kuba@kernel.org Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- 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 @@ -879,6 +879,7 @@ 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; }