linux-kernel - [PATCH 22/25] tty: nozomi: Change return type to void

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Message-Id: <1536029091-4426-23-git-send-email-climbbb.kim@gmail.com>
Date:   Tue,  4 Sep 2018 11:44:48 +0900
From:   Jaejoong Kim <climbbb.kim@...il.com>
To:     linux-um@...ts.infradead.org, netdev@...r.kernel.org,
        linux-mmc@...r.kernel.org, linux-s390@...r.kernel.org,
        devel@...verdev.osuosl.org, greybus-dev@...ts.linaro.org,
        linuxppc-dev@...ts.ozlabs.org, linux-serial@...r.kernel.org,
        sparclinux@...r.kernel.org, linux-usb@...r.kernel.org,
        linux-bluetooth@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Jiri Slaby <jslaby@...e.com>
Subject: [PATCH 22/25] tty: nozomi: Change return type to void

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@...il.com>
---
 drivers/tty/nozomi.c | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/drivers/tty/nozomi.c b/drivers/tty/nozomi.c
index fed820e..479583d 100644
--- a/drivers/tty/nozomi.c
+++ b/drivers/tty/nozomi.c
@@ -1555,13 +1555,11 @@ static int ntty_install(struct tty_driver *driver, struct tty_struct *tty)
 {
 	struct port *port = get_port_by_tty(tty);
 	struct nozomi *dc = get_dc_by_tty(tty);
-	int ret;
 	if (!port || !dc || dc->state != NOZOMI_STATE_READY)
 		return -ENODEV;
-	ret = tty_standard_install(driver, tty);
-	if (ret == 0)
-		tty->driver_data = port;
-	return ret;
+	tty_standard_install(driver, tty);
+	tty->driver_data = port;
+	return 0;
 }
 
 static void ntty_cleanup(struct tty_struct *tty)
-- 
2.7.4