From 501ce62d7c9acd5be23b885fcd86e01331df903d Mon Sep 17 00:00:00 2001
From: zhiqiangxu <652732310@qq.com>
Date: Mon, 14 Aug 2023 00:29:45 +0000
Subject: [PATCH] minor optimize process_active_validator: avoid a call to
 `state.get_validator` (#4608)

---
 .../src/per_epoch_processing/altair/participation_cache.rs      | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/consensus/state_processing/src/per_epoch_processing/altair/participation_cache.rs b/consensus/state_processing/src/per_epoch_processing/altair/participation_cache.rs
index a5caddd04..d67e7874c 100644
--- a/consensus/state_processing/src/per_epoch_processing/altair/participation_cache.rs
+++ b/consensus/state_processing/src/per_epoch_processing/altair/participation_cache.rs
@@ -111,8 +111,8 @@ impl SingleEpochParticipationCache {
         current_epoch: Epoch,
         relative_epoch: RelativeEpoch,
     ) -> Result<(), BeaconStateError> {
-        let val_balance = state.get_effective_balance(val_index)?;
         let validator = state.get_validator(val_index)?;
+        let val_balance = validator.effective_balance;
 
         // Sanity check to ensure the validator is active.
         let epoch = relative_epoch.into_epoch(current_epoch);