fix(coupon): fix

@@ -623,7 +623,7 @@ class featureModel extends global.yoho.BaseModel {
 
 
         const isRequired = result.data.some(i => i.checkRequired);
         const isRequired = result.data.some(i => i.checkRequired);
 
 
-        if (!couponObj) {
+        if (!isRequired) {
             return {
             return {
                 error: '出错了~'
                 error: '出错了~'
             };
             };