diff --git a/util/gvalid/gvalid_check.go b/util/gvalid/gvalid_check.go
index 0db27f0df..eb30a292a 100644
--- a/util/gvalid/gvalid_check.go
+++ b/util/gvalid/gvalid_check.go
@@ -120,6 +120,7 @@ func Check(value interface{}, rules string, messages interface{}, params ...inte
 
 // doCheck does the really rules validation for single key-value.
 func doCheck(key string, value interface{}, rules string, messages interface{}, params ...interface{}) *Error {
+	// If there's no validation rules, it does nothing and returns quickly.
 	if rules == "" {
 		return nil
 	}
diff --git a/util/gvalid/gvalid_check_map.go b/util/gvalid/gvalid_check_map.go
index f29c87975..ca5a754f8 100644
--- a/util/gvalid/gvalid_check_map.go
+++ b/util/gvalid/gvalid_check_map.go
@@ -18,12 +18,9 @@ import (
 // if <rules> is type of []string.
 // The optional parameter <messages> specifies the custom error messages for specified keys and rules.
 func CheckMap(params interface{}, rules interface{}, messages ...CustomMsg) *Error {
-	data := gconv.Map(params)
-	if data == nil {
-		return newErrorStr(
-			"invalid_params",
-			"invalid params type: convert to map failed",
-		)
+	// If there's no validation rules, it does nothing and returns quickly.
+	if params == nil || rules == nil {
+		return nil
 	}
 	var (
 		checkRules = make(map[string]string)
@@ -69,6 +66,17 @@ func CheckMap(params interface{}, rules interface{}, messages ...CustomMsg) *Err
 	case map[string]string:
 		checkRules = v
 	}
+	// If there's no validation rules, it does nothing and returns quickly.
+	if len(checkRules) == 0 {
+		return nil
+	}
+	data := gconv.Map(params)
+	if data == nil {
+		return newErrorStr(
+			"invalid_params",
+			"invalid params type: convert to map failed",
+		)
+	}
 	if len(messages) > 0 && len(messages[0]) > 0 {
 		if len(customMsgs) > 0 {
 			for k, v := range messages[0] {
diff --git a/util/gvalid/gvalid_check_struct.go b/util/gvalid/gvalid_check_struct.go
index 528d6213b..69fee0430 100644
--- a/util/gvalid/gvalid_check_struct.go
+++ b/util/gvalid/gvalid_check_struct.go
@@ -25,6 +25,15 @@ var (
 // if <rules> is type of []string.
 // The optional parameter <messages> specifies the custom error messages for specified keys and rules.
 func CheckStruct(object interface{}, rules interface{}, messages ...CustomMsg) *Error {
+	// It here must use structs.TagFields not structs.MapField to ensure error sequence.
+	tagField, err := structs.TagFields(object, structTagPriority)
+	if err != nil {
+		return newErrorStr("invalid_object", err.Error())
+	}
+	// If there's no struct tag and validation rules, it does nothing and returns quickly.
+	if len(tagField) == 0 && rules == nil {
+		return nil
+	}
 	var (
 		params        = make(map[string]interface{})
 		checkRules    = make(map[string]string)
@@ -72,6 +81,10 @@ func CheckStruct(object interface{}, rules interface{}, messages ...CustomMsg) *
 	case map[string]string:
 		checkRules = v
 	}
+	// If there's no struct tag and validation rules, it does nothing and returns quickly.
+	if len(tagField) == 0 && len(checkRules) == 0 {
+		return nil
+	}
 	// Checks and extends the parameters map with struct alias tag.
 	mapField, err := structs.MapField(object, aliasNameTagPriority)
 	if err != nil {
@@ -81,11 +94,6 @@ func CheckStruct(object interface{}, rules interface{}, messages ...CustomMsg) *
 		params[nameOrTag] = field.Value()
 		params[field.Name()] = field.Value()
 	}
-	// It here must use structs.TagFields not structs.MapField to ensure error sequence.
-	tagField, err := structs.TagFields(object, structTagPriority)
-	if err != nil {
-		return newErrorStr("invalid_object", err.Error())
-	}
 	for _, field := range tagField {
 		fieldName := field.Name()
 		// sequence tag == struct tag
diff --git a/util/gvalid/gvalid_unit_checkmap_test.go b/util/gvalid/gvalid_unit_checkmap_test.go
index 24f4102fb..e29d9104a 100755
--- a/util/gvalid/gvalid_unit_checkmap_test.go
+++ b/util/gvalid/gvalid_unit_checkmap_test.go
@@ -1,4 +1,4 @@
-// Copyright 2019 gf Author(https://github.com/gogf/gf). All Rights Reserved.
+// Copyright GoFrame Author(https://github.com/gogf/gf). All Rights Reserved.
 //
 // This Source Code Form is subject to the terms of the MIT License.
 // If a copy of the MIT was not distributed with this file,
@@ -36,9 +36,11 @@ func Test_CheckMap1(t *testing.T) {
 
 func Test_CheckMap2(t *testing.T) {
 	var params interface{}
-	if m := gvalid.CheckMap(params, nil, nil); m == nil {
-		t.Error("CheckMap校验失败")
-	}
+	gtest.C(t, func(t *gtest.T) {
+		if err := gvalid.CheckMap(params, nil, nil); err == nil {
+			t.Assert(err, nil)
+		}
+	})
 
 	kvmap := map[string]interface{}{
 		"id":   "0",
diff --git a/util/gvalid/gvalid_unit_checkstruct_test.go b/util/gvalid/gvalid_unit_checkstruct_test.go
index f1f6f0ec8..3e9f3aae5 100755
--- a/util/gvalid/gvalid_unit_checkstruct_test.go
+++ b/util/gvalid/gvalid_unit_checkstruct_test.go
@@ -1,4 +1,4 @@
-// Copyright 2019 gf Author(https://github.com/gogf/gf). All Rights Reserved.
+// Copyright GoFrame Author(https://github.com/gogf/gf). All Rights Reserved.
 //
 // This Source Code Form is subject to the terms of the MIT License.
 // If a copy of the MIT was not distributed with this file,
@@ -293,3 +293,19 @@ func Test_CheckStruct_Optional(t *testing.T) {
 		t.Assert(err.String(), "project id must between 1, 10000")
 	})
 }
+
+func Test_CheckStruct_NoTag(t *testing.T) {
+	gtest.C(t, func(t *gtest.T) {
+		type Params struct {
+			Page      int
+			Size      int
+			ProjectId string
+		}
+		obj := &Params{
+			Page: 1,
+			Size: 10,
+		}
+		err := gvalid.CheckStruct(obj, nil)
+		t.Assert(err, nil)
+	})
+}