[PATCH 07/19] mxser: remove tty->driver_data NULL check
From: Jiri Slaby <hidden>
Date: 2021-11-18 07:32:00
Also in:
lkml
Subsystem:
moxa smartio/industio/intellio serial card, the rest, tty layer and serial drivers · Maintainers:
Jiri Slaby, Linus Torvalds, Greg Kroah-Hartman
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: Jiri Slaby <redacted> --- drivers/tty/mxser.c | 2 -- 1 file changed, 2 deletions(-)
diff --git a/drivers/tty/mxser.c b/drivers/tty/mxser.c
index 6e5e1c74bf3e..6b47a0607f59 100644
--- a/drivers/tty/mxser.c
+++ b/drivers/tty/mxser.c@@ -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);
--
2.33.1