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| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2014-06-08 10:24:07 +0400 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2014-06-08 10:24:07 +0400 |
| commit | a292241cccb7e20e8b997a9a44177e7c98141859 (patch) | |
| tree | a0b0bb95e7dce3233a2d8b203f9e326cdec7a00e /drivers/watchdog/sc520_wdt.c | |
| parent | d49cb7aeebb974713f9f7ab2991352d3050b095b (diff) | |
| parent | 68807a0c2015cb40df4869e16651f0ce5cc14d52 (diff) | |
| download | linux-a292241cccb7e20e8b997a9a44177e7c98141859.tar.xz | |
Merge branch 'next' into for-linus
Prepare input updates for 3.16.
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 */ |