From cce7f084388adf9097f730ae48631a55de2e3be1 Mon Sep 17 00:00:00 2001
From: Justin Traglia <95511699+jtraglia@users.noreply.github.com>
Date: Thu, 18 Aug 2022 17:34:57 -0500
Subject: [PATCH] rlp/rlpgen: fix error handling when target type not found
 (#25547)

typ will be nil when lookupStructType returns an error. cfg.Type should be used instead.
---
 rlp/rlpgen/main.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/rlp/rlpgen/main.go b/rlp/rlpgen/main.go
index 17d7e64e08..25d4393cc6 100644
--- a/rlp/rlpgen/main.go
+++ b/rlp/rlpgen/main.go
@@ -106,7 +106,7 @@ func (cfg *Config) process() (code []byte, err error) {
 	// Find the type and generate.
 	typ, err := lookupStructType(pkg.Scope(), cfg.Type)
 	if err != nil {
-		return nil, fmt.Errorf("can't find %s in %s: %v", typ, pkg, err)
+		return nil, fmt.Errorf("can't find %s in %s: %v", cfg.Type, pkg, err)
 	}
 	code, err = bctx.generate(typ, cfg.GenerateEncoder, cfg.GenerateDecoder)
 	if err != nil {