[PATCH 4.16 149/196] watchdog: f71808e_wdt: Fix WD_EN register read

From: Greg Kroah-Hartman
Date: Sun Apr 22 2018 - 10:01:19 EST


4.16-stable review patch. If anyone has any objections, please let me know.

------------------

From: Igor Pylypiv <igor.pylypiv@xxxxxxxxx>

commit 977f6f68331f94bb72ad84ee96b7b87ce737d89d upstream.

F71808FG_FLAG_WD_EN defines bit position, not a bitmask

Signed-off-by: Igor Pylypiv <igor.pylypiv@xxxxxxxxx>
Reviewed-by: Guenter Roeck <linux@xxxxxxxxxxxx>
Signed-off-by: Guenter Roeck <linux@xxxxxxxxxxxx>
Signed-off-by: Wim Van Sebroeck <wim@xxxxxxxxx>
Cc: stable <stable@xxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>

---
drivers/watchdog/f71808e_wdt.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/watchdog/f71808e_wdt.c
+++ b/drivers/watchdog/f71808e_wdt.c
@@ -496,7 +496,7 @@ 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);