From 36515821099d6472944e9847d07e3e8e47e42904 Mon Sep 17 00:00:00 2001
From: wmarinic <32562680+wmarinic@users.noreply.github.com>
Date: Tue, 26 Jul 2022 05:49:58 +1000
Subject: [PATCH] fixed gorilla required header error shadowing (#689)

---
 pkg/codegen/templates/gorilla/gorilla-middleware.tmpl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkg/codegen/templates/gorilla/gorilla-middleware.tmpl b/pkg/codegen/templates/gorilla/gorilla-middleware.tmpl
index 34b866a14..d660a0b69 100644
--- a/pkg/codegen/templates/gorilla/gorilla-middleware.tmpl
+++ b/pkg/codegen/templates/gorilla/gorilla-middleware.tmpl
@@ -117,7 +117,7 @@ func (siw *ServerInterfaceWrapper) {{$opid}}(w http.ResponseWriter, r *http.Requ
           params.{{.GoName}} = {{if not .Required}}&{{end}}{{.GoName}}
 
         } {{if .Required}}else {
-            err := fmt.Errorf("Header parameter {{.ParamName}} is required, but not found")
+            err = fmt.Errorf("Header parameter {{.ParamName}} is required, but not found")
             siw.ErrorHandlerFunc(w, r, &RequiredHeaderError{ParamName: "{{.ParamName}}", Err: err})
             return
         }{{end}}