Commit 2fb19b95 authored by Jiri Slaby's avatar Jiri Slaby Committed by Greg Kroah-Hartman
Browse files

mxser: remove tty->driver_data NULL check 



Noone sets tty->driver_data to NULL in the driver, so there is no point
to check that in mxser_close(). Remove the check.

Signed-off-by: default avatarJiri Slaby <jslaby@suse.cz>
Link: https://lore.kernel.org/r/20211118073125.12283-8-jslaby@suse.cz


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 5c338fbf

drivers/tty/mxser.c

+0 −2
Original line number Diff line number Diff line
@@ -905,8 +905,6 @@ static void mxser_close(struct tty_struct *tty, struct file *filp) 
	struct mxser_port *info = tty->driver_data;

	struct tty_port *port = &info->port;



	if (info == NULL)

		return;

	if (tty_port_close_start(port, tty, filp) == 0)

		return;

	mutex_lock(&port->mutex);