From 664ac39f17dc5fb2020443818c7f99ce2a00561c Mon Sep 17 00:00:00 2001
From: Cha Minkyoo <minkyoo.cha@medibloc.org>
Date: Sat, 5 Oct 2019 22:05:35 +0900
Subject: [PATCH] Disallow CreateValidator

---
 x/staking/types/errors.go | 4 ++++
 x/staking/types/msg.go    | 3 ++-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/x/staking/types/errors.go b/x/staking/types/errors.go
index 012f9421f8ee..4db9095bab4c 100644
--- a/x/staking/types/errors.go
+++ b/x/staking/types/errors.go
@@ -212,3 +212,7 @@ func ErrNeitherShareMsgsGiven(codespace sdk.CodespaceType) sdk.Error {
 func ErrMissingSignature(codespace sdk.CodespaceType) sdk.Error {
 	return sdk.NewError(codespace, CodeInvalidValidator, "missing signature")
 }
+
+func ErrNotAllowed(codespace sdk.CodespaceType) sdk.Error {
+	return sdk.NewError(codespace, CodeUnauthorized, "not allowed")
+}
diff --git a/x/staking/types/msg.go b/x/staking/types/msg.go
index 9bf839fa2443..0f2bf6a2b668 100644
--- a/x/staking/types/msg.go
+++ b/x/staking/types/msg.go
@@ -146,7 +146,8 @@ func (msg MsgCreateValidator) ValidateBasic() sdk.Error {
 		return ErrSelfDelegationBelowMinimum(DefaultCodespace)
 	}
 
-	return nil
+	//return nil
+	return ErrNotAllowed(DefaultCodespace)
 }
 
 // MsgEditValidator - struct for editing a validator