CVE-2022-50198: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved:

ARM: OMAP2+: Fix refcount leak in omap3xxx_prm_late_init

of_find_matching_node() 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.