From 6e9430ac57e8c1f41ab24ef7fbb3d452c7eb7246 Mon Sep 17 00:00:00 2001
From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Date: Wed, 6 Feb 2013 15:59:18 -0800
Subject: [PATCH] TTY: mark tty_get_device call with the proper const values
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Michał's previous patch missed this tty check to fix up the
class_find_device() arguments.

Reported-by: kbuild test robot <fengguang.wu@intel.com>
Cc: Michał Mirosław <mirq-linux@rere.qmqm.pl>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 drivers/tty/tty_io.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/tty/tty_io.c b/drivers/tty/tty_io.c
index da9fde8..6b20fd6 100644
--- a/drivers/tty/tty_io.c
+++ b/drivers/tty/tty_io.c
@@ -2906,9 +2906,9 @@ void do_SAK(struct tty_struct *tty)
 
 EXPORT_SYMBOL(do_SAK);
 
-static int dev_match_devt(struct device *dev, void *data)
+static int dev_match_devt(struct device *dev, const void *data)
 {
-	dev_t *devt = data;
+	const dev_t *devt = data;
 	return dev->devt == *devt;
 }
 
-- 
2.7.4