Commit 10d258c5 authored Feb 08, 2017 by Dan Carpenter Committed by Greg Kroah-Hartman Feb 09, 2017

serdev: ttyport: check whether tty_init_dev() fails



My static checker complains that we don't have any error handling here.
It's simple enough to add it.

Fixes: bed35c6d ("serdev: add a tty port controller driver")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

parent 80cd94e7

drivers/tty/serdev/serdev-ttyport.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -97,6 +97,8 @@ static int ttyport_open(struct serdev_controller *ctrl)
		struct ktermios ktermios;

		tty = tty_init_dev(serport->tty_drv, serport->tty_idx);
		if (IS_ERR(tty))
		return PTR_ERR(tty);
		serport->tty = tty;

		serport->port->client_ops = &client_ops;