In the Linux kernel, the following vulnerability has been resolved: regulator: fp9931: Fix PM runtime reference leak in fp9931_hwmon_read() In fp9931_hwmon_read(), if regmap_read() failed, the function returned the error code without calling pm_runtime_put_autosuspend(), causing a PM reference leak.
https://git.kernel.org/stable/c/ada571018d54c2381bab7c290577114f9667cda7
https://git.kernel.org/stable/c/0902010c8d163f7b62e655efda1a843529152c7c