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CommitteeCache.initialized: fail early if possible (#4556)

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This commit is contained in:
zhiqiangxu 2023-08-02 23:50:42 +00:00
parent fcf51d691e
commit b5e25aeb2f
1 changed files with 5 additions and 5 deletions
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10
consensus/types/src/beacon_state/committee_cache.rs
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@ -56,6 +56,11 @@ impl CommitteeCache {
return Err(Error::ZeroSlotsPerEpoch);
}
// The use of `NonZeroUsize` reduces the maximum number of possible validators by one.
if state.validators().len() == usize::max_value() {
return Err(Error::TooManyValidators);
}
let active_validator_indices = get_active_validator_indices(state.validators(), epoch);
if active_validator_indices.is_empty() {
@ -75,11 +80,6 @@ impl CommitteeCache {
)
.ok_or(Error::UnableToShuffle)?;
// The use of `NonZeroUsize` reduces the maximum number of possible validators by one.
if state.validators().len() == usize::max_value() {
return Err(Error::TooManyValidators);
}
let mut shuffling_positions = vec![<_>::default(); state.validators().len()];
for (i, &v) in shuffling.iter().enumerate() {
*shuffling_positions