[PATCH 25/25] usb: usb-serial: Change return type to void

From: Jaejoong Kim
Date: Mon Sep 03 2018 - 22:47:02 EST


Since tty_standard_install() always returns 0, the return type has changed
to void. Now apply this and remove the obsolete error check.

Signed-off-by: Jaejoong Kim <climbbb.kim@xxxxxxxxx>
---
drivers/usb/serial/usb-serial.c | 6 +-----
1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/drivers/usb/serial/usb-serial.c b/drivers/usb/serial/usb-serial.c
index f7aaa7f..5cfc2ca 100644
--- a/drivers/usb/serial/usb-serial.c
+++ b/drivers/usb/serial/usb-serial.c
@@ -192,9 +192,7 @@ static int serial_install(struct tty_driver *driver, struct tty_struct *tty)
if (retval)
goto error_get_interface;

- retval = tty_standard_install(driver, tty);
- if (retval)
- goto error_init_termios;
+ tty_standard_install(driver, tty);

mutex_unlock(&serial->disc_mutex);

@@ -206,8 +204,6 @@ static int serial_install(struct tty_driver *driver, struct tty_struct *tty)

return retval;

- error_init_termios:
- usb_autopm_put_interface(serial->interface);
error_get_interface:
module_put(serial->type->driver.owner);
error_module_get:
--
2.7.4