diff --git a/controllers/qiniu_upload.go b/controllers/qiniu_upload.go
index cd92be5..b0b1fa8 100644
--- a/controllers/qiniu_upload.go
+++ b/controllers/qiniu_upload.go
@@ -5,7 +5,6 @@ import (
 	"encoding/hex"
 	"encoding/json"
 	"fmt"
-	"io"
 	"strings"
 	"time"
 
@@ -41,8 +40,8 @@ func (c *QiniuUploadController) platformClaims() (*jwtutil.Claims, error) {
 
 // effectiveTid 获取有效的租户 ID
 func (c *QiniuUploadController) effectiveTid(claims *jwtutil.Claims) uint64 {
-	if claims.TenantId != nil && *claims.TenantId > 0 {
-		return *claims.TenantId
+	if claims.TenantId > 0 {
+		return uint64(claims.TenantId)
 	}
 	return 0
 }