Is there is a leak?

[mengshu]

Chapter_6_Storing_Data/sql_store1/store.go

// get all posts
func Posts(limit int) (posts []Post, err error) {
rows, err := Db.Query("select id, content, author from posts limit $1", limit)
if err != nil {
return
}
for rows.Next() {
post := Post{}
err = rows.Scan(&post.Id, &post.Content, &post.Author)
if err != nil {
return ### //here return will cause rows can not close, I think it shoud be using "break"
}
posts = append(posts, post)
}
rows.Close()
return
}