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Commit a9ba8376 authored by Alexander Shiyan's avatar Alexander Shiyan Committed by Wim Van Sebroeck
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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: default avatarAlexander Shiyan <shc_work@mail.ru>
Reviewed-by: default avatarGuenter Roeck <linux@roeck-us.net>
Signed-off-by: default avatarWim Van Sebroeck <wim@iguana.be>
parent c303ca87

drivers/watchdog/sc520_wdt.c

+1 −2
Original line number Diff line number Diff line
@@ -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 */