[PATCH 3/6] treewide: fix incorrect use to determine if list is empty

The list iterator value will *always* be set by list_for_each_entry(). It is incorrect to assume that the iterator value will be NULL if the list is empty. Instead of checking the pointer it should be checked if the list is empty. In acpi_get_pmu_hw_inf() instead of setting the pointer to NULL on

Re: [PATCH 3/6] treewide: fix incorrect use to determine if list is empty

On Mon, Feb 28, 2022 at 12:08:19PM +0100, Jakob Koschel wrote: > The list iterator value will *always* be set by list_for_each_entry(). > It is incorrect to assume that the iterator value will be NULL if the > list is empty. > > Instead of checking the pointer it should be checked if > the list is