linux-kernel - [PATCH 14/25] Bluetooth: Change return type to void

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Date:   Tue,  4 Sep 2018 11:44:40 +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 14/25] Bluetooth: Change return type to void

Since tty_port_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>
---
 net/bluetooth/rfcomm/tty.c | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/net/bluetooth/rfcomm/tty.c b/net/bluetooth/rfcomm/tty.c
index 5e44d84..b654420 100644
--- a/net/bluetooth/rfcomm/tty.c
+++ b/net/bluetooth/rfcomm/tty.c
@@ -710,7 +710,6 @@ static int rfcomm_tty_install(struct tty_driver *driver, struct tty_struct *tty)
 {
 	struct rfcomm_dev *dev;
 	struct rfcomm_dlc *dlc;
-	int err;
 
 	dev = rfcomm_dev_get(tty->index);
 	if (!dev)
@@ -725,11 +724,7 @@ static int rfcomm_tty_install(struct tty_driver *driver, struct tty_struct *tty)
 	set_bit(RFCOMM_TTY_ATTACHED, &dev->flags);
 
 	/* install the tty_port */
-	err = tty_port_install(&dev->port, driver, tty);
-	if (err) {
-		rfcomm_tty_cleanup(tty);
-		return err;
-	}
+	tty_port_install(&dev->port, driver, tty);
 
 	/* take over the tty_port reference if the port was created with the
 	 * flag RFCOMM_RELEASE_ONHUP. This will force the release of the port
-- 
2.7.4