diff options
| -rw-r--r-- | lib/ccan/tally/tally.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/ccan/tally/tally.c b/lib/ccan/tally/tally.c index b1839befe3..396474b250 100644 --- a/lib/ccan/tally/tally.c +++ b/lib/ccan/tally/tally.c @@ -27,8 +27,8 @@ struct tally *tally_new(unsigned buckets) if (buckets == 0) buckets = 1; - /* Check for overflow. */ - if (buckets && SIZE_MAX / buckets < sizeof(tally->counts[0])) + /* Overly cautious check for overflow. */ + if (sizeof(*tally) * buckets / sizeof(*tally) != buckets) return NULL; tally = malloc(sizeof(*tally) + sizeof(tally->counts[0])*(buckets-1)); if (tally) { |