Fix url variable location scope

main.go

@@ -81,11 +81,11 @@ func save(raw []byte) []string {
 	sha := hash(p)
 	query, err := db.Query("select id, hash, data, delkey from pastebin")
 	for query.Next() {
-		url := ADDRESS + "/p/" + id
 		var id, hash, paste, delkey string
 		err := query.Scan(&id, &hash, &paste, &delkey)
 		check(err)
 		if hash == sha {
+			url := ADDRESS + "/p/" + id
 			return []string{id, hash, url, paste, delkey}
 		}
 	}