struct sum_struct *s)
{
size_t i;
- size_t int_count;
+ int int_count;
extern int csum_length;
fdb_open = 1;
write_batch_csums_file(flist_entry, sizeof(int));
- int_count = s->count;
- write_batch_csums_file(&int_count, int_count);
+ int_count = s ? (int) s->count : 0;
+ write_batch_csums_file(&int_count, sizeof int_count);
if (s) {
for (i = 0; i < s->count; i++) {