linux-kernel - [PATCH v1 3/6] serial: sunzilog: Return proper error code from console ->setup() hook

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Message-Id: <20200618164751.56828-4-andriy.shevchenko@linux.intel.com>
Date:   Thu, 18 Jun 2020 19:47:48 +0300
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Petr Mladek <pmladek@...e.com>,
        Sergey Senozhatsky <sergey.senozhatsky@...il.com>,
        Steven Rostedt <rostedt@...dmis.org>,
        linux-kernel@...r.kernel.org,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Jiri Slaby <jslaby@...e.com>, linux-serial@...r.kernel.org
Cc:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        "David S. Miller" <davem@...emloft.net>
Subject: [PATCH v1 3/6] serial: sunzilog: Return proper error code from console ->setup() hook

For unifying console ->setup() handling, which is pure documented,
return error code, rather than non-zero arbitrary number.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Cc: "David S. Miller" <davem@...emloft.net>
---
 drivers/tty/serial/sunzilog.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/tty/serial/sunzilog.c b/drivers/tty/serial/sunzilog.c
index 103ab8c556e7..7ea06bbc6197 100644
--- a/drivers/tty/serial/sunzilog.c
+++ b/drivers/tty/serial/sunzilog.c
@@ -1221,7 +1221,7 @@ static int __init sunzilog_console_setup(struct console *con, char *options)
 	int baud, brg;
 
 	if (up->port.type != PORT_SUNZILOG)
-		return -1;
+		return -EINVAL;
 
 	printk(KERN_INFO "Console: ttyS%d (SunZilog zs%d)\n",
 	       (sunzilog_reg.minor - 64) + con->index, con->index);
-- 
2.27.0