linux-kernel - [PATCH 23/25] tty: vcc: Change return type to void

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Date:   Tue,  4 Sep 2018 11:44:49 +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 23/25] tty: vcc: 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/vcc.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/tty/vcc.c b/drivers/tty/vcc.c
index 58b454c..ce32631 100644
--- a/drivers/tty/vcc.c
+++ b/drivers/tty/vcc.c
@@ -987,7 +987,6 @@ static int vcc_install(struct tty_driver *driver, struct tty_struct *tty)
 {
 	struct vcc_port *port_vcc;
 	struct tty_port *port_tty;
-	int ret;
 
 	if (unlikely(!tty)) {
 		pr_err("VCC: install: Invalid TTY handle\n");
@@ -997,9 +996,7 @@ static int vcc_install(struct tty_driver *driver, struct tty_struct *tty)
 	if (tty->index >= VCC_MAX_PORTS)
 		return -EINVAL;
 
-	ret = tty_standard_install(driver, tty);
-	if (ret)
-		return ret;
+	tty_standard_install(driver, tty);
 
 	port_tty = kzalloc(sizeof(struct tty_port), GFP_KERNEL);
 	if (!port_tty)
-- 
2.7.4