From d80281b7fb24d0041536d1f17c579d675509a0e6 Mon Sep 17 00:00:00 2001
From: adu <foriteration@gmail.com>
Date: Fri, 13 Dec 2024 17:07:31 +0800
Subject: [PATCH] check conversion safety

---
 precompiles/assets/query.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/precompiles/assets/query.go b/precompiles/assets/query.go
index 5d3903ba..97a27d7b 100644
--- a/precompiles/assets/query.go
+++ b/precompiles/assets/query.go
@@ -2,6 +2,7 @@ package assets
 
 import (
 	"errors"
+	"math"
 
 	assetstype "github.com/ExocoreNetwork/exocore/x/assets/types"
 	sdk "github.com/cosmos/cosmos-sdk/types"
@@ -101,6 +102,9 @@ func (p Precompile) GetTokenInfo(
 	if err != nil {
 		return nil, err
 	}
+	if tokenInfo.AssetBasicInfo.Decimals > math.MaxUint8 {
+		return nil, errors.New("decimals exceed max uint8")
+	}
 
 	// Pack the values into the struct
 	result := TokenInfo{