tree 7775cf89d57cb642315ec515cb1111c56c6b08c7
parent f4f653e9875e573860e783fecbebde284a8626f5
author Takashi Iwai <tiwai@suse.de> 1396442721 +0200
committer Greg Kroah-Hartman <gregkh@linuxfoundation.org> 1397683266 -0700

ttyprintk: Fix wrong tty_unregister_driver() call in the error path

ttyprintk driver calls tty_unregister_driver() wrongly in the error
path of tty_register_driver().  Also, setting ttyprintk_driver to NULL
is utterly superfluous, so let's get rid of it, too.

Reported-by: Jean Delvare <jdelvare@suse.de>
Reviewed-by: Jean Delvare <jdelvare@suse.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>