armv8->armv8_mmu.armv8_cache.info = 1;
/* if no l2 cache initialize l1 data cache flush function function */
- if (armv8->armv8_mmu.armv8_cache.flush_all_data_cache == NULL) {
+ if (!armv8->armv8_mmu.armv8_cache.flush_all_data_cache) {
armv8->armv8_mmu.armv8_cache.display_cache_info =
armv8_handle_inner_cache_info_command;
armv8->armv8_mmu.armv8_cache.flush_all_data_cache =