CVE-2025-39771 regulator: pca9450: Use devm_register_sys_off_handler

In the Linux kernel, the following vulnerability has been resolved: regulator: pca9450: Use devmregistersysoffhandler With module test, there is error dump: ------------ cut here ------------ notifier callback pca9450i2crestarthandler already registered WARNING: kernel/notifier.c:23 at...