Merge branch 'staking' into develop

tssujt · May 7, 2018 · b19bb7c · b19bb7c
2 parents 70b6d01 + afcbc44
commit b19bb7c
Showing 1 changed file with 12 additions and 10 deletions.
diff --git a/modules/stake/handler.go b/modules/stake/handler.go
@@ -247,17 +247,19 @@ func (c check) updateCandidacy(tx TxUpdateCandidacy) error {
 			return ErrBadAmount()
 		}
 
-		y := big.NewInt(int64(c.params.ReserveRequirementRatio))
-		rr.Mul(x, y)
-		rr.Div(rr, big.NewInt(100))
-
-		balance, err := commons.GetBalance(c.ethereum, c.sender)
-		if err != nil {
-			return err
-		}
+		if candidate.MaxShares.Cmp(x) != 0 {
+			y := big.NewInt(int64(c.params.ReserveRequirementRatio))
+			rr.Mul(x, y)
+			rr.Div(rr, big.NewInt(100))
+
+			balance, err := commons.GetBalance(c.ethereum, c.sender)
+			if err != nil {
+				return err
+			}
 
-		if balance.Cmp(rr) < 0 {
-			return ErrInsufficientFunds()
+			if balance.Cmp(rr) < 0 {
+				return ErrInsufficientFunds()
+			}
 		}
 	}