i40iw: Replace list_for_each_entry macro with safe version

Use list_for_each_entry_safe macro for the IPv6 addr list
as IPv6 addresses can be deleted while going through the
list.

Signed-off-by: Mustafa Ismail <mustafa.ismail@intel.com>
Signed-off-by: Shiraz Saleem <shiraz.saleem@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
2 files changed