set correct capacity to avoid realloc

sigp · Aug 2, 2023 · 71bcd06 · 71bcd06
1 parent 73764d0
commit 71bcd06
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/consensus/types/src/beacon_state/committee_cache.rs b/consensus/types/src/beacon_state/committee_cache.rs
@@ -174,7 +174,7 @@ impl CommitteeCache {
             .ok_or(Error::CommitteeCacheUninitialized(None))?;
 
         initialized_epoch.slot_iter(self.slots_per_epoch).try_fold(
-            Vec::with_capacity(self.slots_per_epoch as usize),
+            Vec::with_capacity(self.epoch_committee_count()),
             |mut vec, slot| {
                 vec.append(&mut self.get_beacon_committees_at_slot(slot)?);
                 Ok(vec)