optimize code use existence var

filestar-project · Jun 28, 2021 · 68f0e1e · 68f0e1e
1 parent 0d415cf
commit 68f0e1e
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/miner/miner.go b/miner/miner.go
@@ -409,7 +409,7 @@ func (m *Miner) mineOne(ctx context.Context, base *MiningBase) (*types.BlockMsg,
 		return nil, xerrors.Errorf("failed to marshal miner address: %w", err)
 	}
 
-	rand, err := store.DrawRandomness(rbase.Data, crypto.DomainSeparationTag_WinningPoStChallengeSeed, base.TipSet.Height()+base.NullRounds+1, buf.Bytes())
+	rand, err := store.DrawRandomness(rbase.Data, crypto.DomainSeparationTag_WinningPoStChallengeSeed, round, buf.Bytes())
 	if err != nil {
 		return nil, xerrors.Errorf("failed to get randomness for winning post: %w", err)
 	}