From 6444df8eee43e7645d0215ec816ab131df2ec99d Mon Sep 17 00:00:00 2001
From: KantaaHasegawa <gyoza20000@gmail.com>
Date: Sat, 3 Jun 2023 16:53:27 +0900
Subject: [PATCH] reafactor: add null detection when sqldb return

---
 gorm.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gorm.go b/gorm.go
index 46d1843d..48e307cc 100644
--- a/gorm.go
+++ b/gorm.go
@@ -379,7 +379,7 @@ func (db *DB) DB() (*sql.DB, error) {
 		return dbConnector.GetDBConn()
 	}
 
-	if sqldb, ok := connPool.(*sql.DB); ok {
+	if sqldb, ok := connPool.(*sql.DB); ok && sqldb != nil {
 		return sqldb, nil
 	}