
Fix group mapping so members of group 0 get other group-ids mapped as well. Avoid rename panic by checking (*this_vp_p) against NULLVP before dereferencing it (same change as to NULLFS some time ago).
Fix group mapping so members of group 0 get other group-ids mapped as well. Avoid rename panic by checking (*this_vp_p) against NULLVP before dereferencing it (same change as to NULLFS some time ago).