Merge branch 'dev' into test

@@ -32,6 +32,7 @@ func (l *ArticleCategoryUpdateLogic) ArticleCategoryUpdate(req *types.ArticleCat
 	var (
 		conn      = l.svcCtx.DefaultDBConn()
 		dm        *domain.ArticleCategory
+		dupDm     *domain.ArticleCategory
 		userToken = contextdata.GetUserTokenFromCtx(l.ctx)
 	)
 	if dm, err = l.svcCtx.ArticleCategoryRepository.FindOne(l.ctx, conn, req.Id); err != nil {
@@ -39,8 +40,8 @@ func (l *ArticleCategoryUpdateLogic) ArticleCategoryUpdate(req *types.ArticleCat
 	}
 	// 不可编辑判断
 	if dm.Name != req.ArticleCategory.Name {
-		if dm, err = l.svcCtx.ArticleCategoryRepository.FindOneByName(l.ctx, conn, userToken.CompanyId, req.ArticleCategory.Name); err == nil && dm != nil {
-			return nil, xerr.NewErrMsg(fmt.Sprintf("已存在分类`%s`", dm.Name))
+		if dupDm, err = l.svcCtx.ArticleCategoryRepository.FindOneByName(l.ctx, conn, userToken.CompanyId, req.ArticleCategory.Name); err == nil && dupDm != nil {
+			return nil, xerr.NewErrMsg(fmt.Sprintf("已存在分类`%s`", dupDm.Name))
 		}
 	}
 	// 赋值