From fc03fa998970a0110f9727c0441985b35ab50055 Mon Sep 17 00:00:00 2001
From: Yasuhiro Matsumoto <mattn.jp@gmail.com>
Date: Fri, 24 Mar 2017 08:48:29 +0900
Subject: [PATCH] close connection when got errors in Open

---
 sqlite3.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/sqlite3.go b/sqlite3.go
index 3a9a4dd..375cf79 100644
--- a/sqlite3.go
+++ b/sqlite3.go
@@ -609,6 +609,7 @@ func (d *SQLiteDriver) Open(dsn string) (driver.Conn, error) {
 
 	rv = C.sqlite3_busy_timeout(db, C.int(busyTimeout))
 	if rv != C.SQLITE_OK {
+		conn.Close()
 		return nil, Error{Code: ErrNo(rv)}
 	}
 
@@ -616,12 +617,14 @@ func (d *SQLiteDriver) Open(dsn string) (driver.Conn, error) {
 
 	if len(d.Extensions) > 0 {
 		if err := conn.loadExtensions(d.Extensions); err != nil {
+			conn.Close()
 			return nil, err
 		}
 	}
 
 	if d.ConnectHook != nil {
 		if err := d.ConnectHook(conn); err != nil {
+			conn.Close()
 			return nil, err
 		}
 	}