of_parse_phandle() returns a node pointer with refcount incremented, we should
use of_node_put() on it when not need anymore.  Add missing of_node_put() to
avoid refcount leak.

Fixes: d10715be ("video: ARM CLCD: Add DT support")
Signed-off-by: NMiaoqian Lin <linmq006@gmail.com>
Signed-off-by: NHelge Deller <deller@gmx.de>