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s390/3215: simplify the return expression of tty3215_open()
author
Qinglang Miao
<miaoqinglang@huawei.com>
Mon, 21 Sep 2020 13:11:01 +0000
(21:11 +0800)
committer
Vasily Gorbik
<gor@linux.ibm.com>
Tue, 29 Sep 2020 13:00:58 +0000
(15:00 +0200)
Simplify the return expression.
Link:
https://lkml.kernel.org/r/20200921131101.93037-1-miaoqinglang@huawei.com
Signed-off-by: Qinglang Miao <miaoqinglang@huawei.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
drivers/s390/char/con3215.c
patch
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diff --git
a/drivers/s390/char/con3215.c
b/drivers/s390/char/con3215.c
index
92757f9
..
d8acabb
100644
(file)
--- a/
drivers/s390/char/con3215.c
+++ b/
drivers/s390/char/con3215.c
@@
-978,7
+978,6
@@
static int tty3215_install(struct tty_driver *driver, struct tty_struct *tty)
static int tty3215_open(struct tty_struct *tty, struct file * filp)
{
struct raw3215_info *raw = tty->driver_data;
- int retval;
tty_port_tty_set(&raw->port, tty);
@@
-986,11
+985,7
@@
static int tty3215_open(struct tty_struct *tty, struct file * filp)
/*
* Start up 3215 device
*/
- retval = raw3215_startup(raw);
- if (retval)
- return retval;
-
- return 0;
+ return raw3215_startup(raw);
}
/*