From 304b9ad3d4cdb76dd043ffdbd99ff30cb9d5cc2d Mon Sep 17 00:00:00 2001
From: Roman Khimov <roman@nspcc.ru>
Date: Tue, 16 Mar 2021 22:47:49 +0300
Subject: [PATCH] contract: disable notifications for safe methods

See neo-project/neo#2339.
---
 pkg/core/interop/contract/call.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkg/core/interop/contract/call.go b/pkg/core/interop/contract/call.go
index 2bb689138b..45963931bc 100644
--- a/pkg/core/interop/contract/call.go
+++ b/pkg/core/interop/contract/call.go
@@ -73,7 +73,7 @@ func callInternal(ic *interop.Context, cs *state.Contract, name string, f callfl
 	hasReturn bool, args []stackitem.Item) error {
 	md := cs.Manifest.ABI.GetMethod(name, len(args))
 	if md.Safe {
-		f &^= callflag.WriteStates
+		f &^= (callflag.WriteStates | callflag.AllowNotify)
 	} else if ctx := ic.VM.Context(); ctx != nil && ctx.IsDeployed() {
 		curr, err := ic.GetContract(ic.VM.GetCurrentScriptHash())
 		if err == nil {