From e1272e5509537604bfd4e4a743da43e91de45af5 Mon Sep 17 00:00:00 2001
From: npc64 <npc64.c@gmail.com>
Date: Thu, 15 Jun 2023 01:47:07 +0800
Subject: [PATCH] fix: Open may panic when sql.Open return (nil, error)

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

diff --git a/gorm.go b/gorm.go
index 9297850e..9b6c3764 100644
--- a/gorm.go
+++ b/gorm.go
@@ -181,7 +181,7 @@ func Open(dialector Dialector, opts ...Option) (db *DB, err error) {
 		err = config.Dialector.Initialize(db)
 
 		if err != nil {
-			if db, err := db.DB(); err == nil {
+			if db, err := db.DB(); err == nil && db != nil {
 				_ = db.Close()
 			}
 		}