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[ Upstream commitfc06b2867f] The device_node pointer is returned by of_parse_phandle() with refcount incremented. We should use of_node_put() on it when done. of_node_put() will check for NULL value. Fixes:a20f997010("net: dsa: Don't instantiate phylink for CPU/DSA ports unless needed") Signed-off-by: Miaoqian Lin <linmq006@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Sasha Levin <sashal@kernel.org>