Fix: remove unused code

internal/util/nf_authorization.go

@@ -7,12 +7,11 @@ import (
 
 	"github.com/free5gc/openapi/oauth"
 	udm_context "github.com/free5gc/udm/internal/context"
-	"github.com/free5gc/udm/pkg/factory"
 )
 
 // This function would check the OAuth2 token, and the requestNF is in ServiceAllowNfType
 func AuthorizationCheck(c *gin.Context, serviceName string) error {
-	if factory.UdmConfig.GetOAuth() {
+	if udm_context.GetSelf().OAuth2Required {
 		oauth_err := oauth.VerifyOAuth(c.Request.Header.Get("Authorization"), serviceName,
 			udm_context.GetSelf().NrfCerPem)
 		if oauth_err != nil {

pkg/factory/config.go

@@ -136,13 +136,6 @@ type Sbi struct {
 	BindingIPv4 string `yaml:"bindingIPv4,omitempty" valid:"host,required"` // IP used to run the server in the node.
 	Port        int    `yaml:"port,omitempty" valid:"port,required"`
 	Tls         *Tls   `yaml:"tls,omitempty" valid:"optional"`
-	OAuth       bool   `yaml:"oauth,omitempty" valid:"optional"`
-}
-
-func (c *Config) GetOAuth() bool {
-	c.RLock()
-	defer c.RUnlock()
-	return c.Configuration.Sbi.OAuth
 }
 
 func (s *Sbi) validate() (bool, error) {