diff options
| author | Alexander Shiyan <shc_work@mail.ru> | 2014-02-15 13:22:49 +0400 |
|---|---|---|
| committer | Wim Van Sebroeck <wim@iguana.be> | 2014-03-31 13:27:34 +0200 |
| commit | a9ba8376e9e6f7d3d6dd5c2c6816e9a9358d38e8 (patch) | |
| tree | 1d556375b34a96ab6c955679bcd918833f26df6c /drivers/watchdog/sc520_wdt.c | |
| parent | c303ca87653566db01fe5e49ac72a8b3dc1fb722 (diff) | |
watchdog: sc520_wdt: Remove unused variable
Variable "dummy" is not used anywhere in the function wdt_config().
This patch removes this variable.
Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
Diffstat (limited to 'drivers/watchdog/sc520_wdt.c')
| -rw-r--r-- | drivers/watchdog/sc520_wdt.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/watchdog/sc520_wdt.c b/drivers/watchdog/sc520_wdt.c index f353e18b1a82..1cfd3f6a13d5 100644 --- a/drivers/watchdog/sc520_wdt.c +++ b/drivers/watchdog/sc520_wdt.c @@ -158,12 +158,11 @@ static void wdt_timer_ping(unsigned long data) static void wdt_config(int writeval) { - __u16 dummy; unsigned long flags; /* buy some time (ping) */ spin_lock_irqsave(&wdt_spinlock, flags); - dummy = readw(wdtmrctl); /* ensure write synchronization */ + readw(wdtmrctl); /* ensure write synchronization */ writew(0xAAAA, wdtmrctl); writew(0x5555, wdtmrctl); /* unlock WDT = make WDT configuration register writable one time */ |