GSD-2022-1001179 clk: Fix clk_hw_get_clk() when dev is NULL

clk: Fix clkhwgetclk when dev is NULL 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 v5.17.2 by commit 23f89fe005b105f0dcc55034c13eb89f9b570fac...