Variable "dummy" is not used anywhere in the function wdt_config().
This patch removes this variable.
Signed-off-by: Alexander Shiyan <shc_work@xxxxxxx>
---
drivers/watchdog/sc520_wdt.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/watchdog/sc520_wdt.c b/drivers/watchdog/sc520_wdt.c
index f353e18..1cfd3f6 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 */
--
1.8.3.2
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