On Fri, Aug 28, 2020 at 10:09 AM Zong Li <zong...@sifive.com> wrote: > +uintptr_t get_cache_geometry(u32 level, enum cache_type type) > +{ > + struct cacheinfo *this_leaf = get_cacheinfo(level, type); > + uintptr_t ret = (this_leaf->ways_of_associativity << 16 | > + this_leaf->coherency_line_size);
You are dereferencing "this_leaf" without checking if it's NULL here. > + > + return this_leaf ? ret : 0; > +} - Pekka