CVE-2022-50713 clk: visconti: Fix memory leak in visconti_register_pll()

In the Linux kernel, the following vulnerability has been resolved: clk: visconti: Fix memory leak in viscontiregisterpll @pll-ratetable has allocated memory by kmemdup, if clkhwregister fails, it should be freed, otherwise it will cause memory leak issue, this patch fixes it...

CVE-2022-50713

CVE-2022-50713 affects the Linux kernel in the visconti clock driver. The vulnerability stems from a memory leak in visconti_register_pll(): @pll->rate_table is allocated via kmemdup(), and if clk_hw_register() fails, the allocated memory is not freed. The documented patch fixes this leak by e...