fix:smm的最大最小值

services/base_from_smm.go

@@ -189,7 +189,7 @@ func SmmIndexHandle(baseFilePath, renameFilePath, indexName, indexCode, unit, fr
 	}
 
 	itemInfo, err := models.GetSmmIndexInfoMaxAndMinInfo(indexCode)
-	if err == nil && item != nil {
+	if err == nil && itemInfo != nil {
 		e = models.ModifySmmIndexMaxAndMinInfo(indexCode, itemInfo)
 		if e != nil {
 			err = fmt.Errorf("ModifySmmIndexMaxAndMinInfo err: %s", e.Error())