Changed var name.

Signed-off-by: Peter Štibraný <peter.stibrany@grafana.com>

util/httputil/context.go

@@ -34,23 +34,23 @@ func ContextWithPath(ctx context.Context, path string) context.Context {
 // ContextFromRequest returns a new context from a requests with identifiers of
 // the request to be used later when logging the query.
 func ContextFromRequest(ctx context.Context, r *http.Request) context.Context {
-	m := map[string]string{
+	reqCtxVal := map[string]string{
 		"method": r.Method,
 	}
 
 	// r.RemoteAddr has no defined format, so don't return error if we cannot split it into IP:Port.
 	ip, _, _ := net.SplitHostPort(r.RemoteAddr)
 	if ip != "" {
-		m["clientIP"] = ip
+		reqCtxVal["clientIP"] = ip
 	}
 
 	var path string
 	if v := ctx.Value(pathParam); v != nil {
 		path = v.(string)
-		m["path"] = path
+		reqCtxVal["path"] = path
 	}
 
 	return promql.NewOriginContext(ctx, map[string]interface{}{
-		"httpRequest": m,
+		"httpRequest": reqCtxVal,
 	})
 }