If the driver cannot be registered, put_tty_driver(gs_tty_driver)
occurred here as well as at label fail.
put_tty_driver() already occurs at label fail
Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
        /* export the driver ... */
        status = tty_register_driver(gs_tty_driver);
        if (status) {
-               put_tty_driver(gs_tty_driver);
                pr_err("%s: cannot register, err %d\n",
                                __func__, status);
                goto fail;