UPSTREAM: dpaa_eth: Fix missing of_node_put in dpaa_get_ts_info()

[ Upstream commit 1a7eb80d ]

Both of of_get_parent() and of_parse_phandle() return node pointer with
refcount incremented, use of_node_put() on it to decrease refcount
when done.

Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: Lv Ruyi <lv.ruyi@zte.com.cn>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
(cherry picked from commit 80b188da)
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I0ab33e7f6905ab1ca65637d77eb2a4114a9b74aa