clk: rockchip: Fix memory leak in rockchipclkregister_pll()
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v4.9.337 by commit 20201c3a0a32f127fa4bdf379d6ac01c2978702d, it was introduced in version v3.17 by commit 90c590254051f511299538c158e12fdad41ce163. For more details please see the references link.