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Date: Sun, 3 Nov 2013 18:52:42 +0100 From: Boris BREZILLON <b.brezillon@...rkiz.com> To: Wim Van Sebroeck <wim@...ana.be> Cc: Fabio Porcedda <fabio.porcedda@...il.com>, Nicolas Ferre <nicolas.ferre@...el.com>, Guenter Roeck <groeck7@...il.com>, Yang Wenyou <wenyou.yang@...el.com>, linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, linux-watchdog@...r.kernel.org, Boris BREZILLON <b.brezillon@...rkiz.com> Subject: [PATCH 1/3] watchdog: at91sam9_wdt: fix secs_to_ticks Fix the secs_to_ticks macro in case 0 is passed as an argument. Signed-off-by: Boris BREZILLON <b.brezillon@...rkiz.com> --- drivers/watchdog/at91sam9_wdt.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/watchdog/at91sam9_wdt.c b/drivers/watchdog/at91sam9_wdt.c index 9bd089e..65f4691 100644 --- a/drivers/watchdog/at91sam9_wdt.c +++ b/drivers/watchdog/at91sam9_wdt.c @@ -51,7 +51,7 @@ #define ticks_to_hz_rounddown(t) ((((t) + 1) * HZ) >> 8) #define ticks_to_hz_roundup(t) (((((t) + 1) * HZ) + 255) >> 8) #define ticks_to_secs(t) (((t) + 1) >> 8) -#define secs_to_ticks(s) (((s) << 8) - 1) +#define secs_to_ticks(s) ((s) ? (((s) << 8) - 1) : 0) #define WDT_MR_RESET 0x3FFF2FFF -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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