From: Igor Pylypiv <igor.pylypiv@gmail.com>
Date: Wed, 7 Mar 2018 07:47:25 +0000 (-0800)
Subject: watchdog: f71808e_wdt: Fix WD_EN register read
X-Git-Tag: v4.4.129~34
X-Git-Url: http://git.hungrycats.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4533f7e1785faab49c867ae19bf00840fe351b0c;p=linux

watchdog: f71808e_wdt: Fix WD_EN register read

commit 977f6f68331f94bb72ad84ee96b7b87ce737d89d upstream.

F71808FG_FLAG_WD_EN defines bit position, not a bitmask

Signed-off-by: Igor Pylypiv <igor.pylypiv@gmail.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/watchdog/f71808e_wdt.c b/drivers/watchdog/f71808e_wdt.c
index 016bd9355190..aa93df5833dc 100644
--- a/drivers/watchdog/f71808e_wdt.c
+++ b/drivers/watchdog/f71808e_wdt.c
@@ -450,7 +450,7 @@ static bool watchdog_is_running(void)
 
 	is_running = (superio_inb(watchdog.sioaddr, SIO_REG_ENABLE) & BIT(0))
 		&& (superio_inb(watchdog.sioaddr, F71808FG_REG_WDT_CONF)
-			& F71808FG_FLAG_WD_EN);
+			& BIT(F71808FG_FLAG_WD_EN));
 
 	superio_exit(watchdog.sioaddr);