The pairwise api invocation of tty_port_register_device should be tty_port_unregister_device, other than tty_unregister_device.
Fixes: a6afd9f3e819 ("tty: move a number of tty drivers from drivers/char/ to drivers/tty/") Cc: stable@vger.kernel.org Signed-off-by: Dongliang Mu mudongliangabcd@gmail.com --- drivers/tty/nozomi.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/tty/nozomi.c b/drivers/tty/nozomi.c index 0c80f25c8c3d..08bdd82f60b5 100644 --- a/drivers/tty/nozomi.c +++ b/drivers/tty/nozomi.c @@ -1417,7 +1417,8 @@ static int nozomi_card_init(struct pci_dev *pdev,
err_free_tty: for (i--; i >= 0; i--) { - tty_unregister_device(ntty_driver, dc->index_start + i); + tty_port_unregister_device(&dc->port[i].port, ntty_driver, + dc->index_start + i); tty_port_destroy(&dc->port[i].port); } free_irq(pdev->irq, dc);