if (cn == NULL)
{
- struct separator_count_node *new_cn = xzalloc (sizeof *new_cn);
+ struct separator_count_node *new_cn = XZALLOC (struct separator_count_node);
new_cn->occurance = counts[j];
new_cn->quantity = 1;
hmap_insert (&count_map[j], &new_cn->node, hash);