[PATCH 13/25] usb: xhci: dbc: Change return type to void

[Jaejoong Kim <climbbb.kim@xxxxxxxxx>]

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@xxxxxxxxx>
---
 drivers/usb/host/xhci-dbgtty.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/usb/host/xhci-dbgtty.c b/drivers/usb/host/xhci-dbgtty.c
index aff79ff..18d661c 100644
--- a/drivers/usb/host/xhci-dbgtty.c
+++ b/drivers/usb/host/xhci-dbgtty.c
@@ -174,8 +174,9 @@ static int dbc_tty_install(struct tty_driver *driver, struct tty_struct *tty)
 	struct dbc_port		*port = driver->driver_state;
 
 	tty->driver_data = port;
+	tty_port_install(&port->port, driver, tty);
 
-	return tty_port_install(&port->port, driver, tty);
+	return 0;
 }
 
 static int dbc_tty_open(struct tty_struct *tty, struct file *file)
-- 
2.7.4

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