CVE-2022-48656

In the Linux kernel, the following vulnerability has been resolved:<br /> <br /> dmaengine: ti: k3-udma-private: Fix refcount leak bug in of_xudma_dev_get()<br /> <br /> We should call of_node_put() for the reference returned by<br /> of_parse_phandle() in fail path or when it is not used anymore.<br /> Here we only need to move the of_node_put() before the check.