reset: uniphier-glue: Fix possible null-ptr-deref
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 v6.1.9 by commit 633bad3dc81ce2aa561f704ec091e49eb647bd0b, it was introduced in version v4.19 by commit 499fef09a3237497906084da3eede0185fc9abb8. For more details please see the references link.