rem: region->name = (char *)malloc(strlen(name) + 1); if(region->name == NULL) {
add: region->name = (char *)malloc(length); if (region->name == NULL) {
context: static vm_region *_vm_create_region_struct(vm_address_space *aspace, const char *name, int wiring, int lock){	vm_region *region = NULL;	region = (vm_region *)malloc(sizeof(vm_region));	if(region == NULL)		return NULL;	region->name = (char *)malloc(strlen(name) + 1);	if(region->name == NULL) {		free(region);		return NULL;	}	strcpy(region->name, name);	region->id = atomic_add(&next_region_id, 1);	region->base = 0;	region->size = 0;	region->lock = lock;	region->wiring = wiring;	region->ref_count = 1;	region->cache_ref = NULL;	region->cache_offset = 0;	region->aspace = aspace;	region->aspace_next = NULL;	region->map = &aspace->virtual_map;	region->cache_next = region->cache_prev = NULL;	region->hash_next = NULL;	return region;}