Messages in this thread Patch in this message | | | From | Boris BREZILLON <> | Subject | [PATCH 1/3] watchdog: at91sam9_wdt: fix secs_to_ticks | Date | Sun, 3 Nov 2013 18:52:42 +0100 |
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Fix the secs_to_ticks macro in case 0 is passed as an argument.
Signed-off-by: Boris BREZILLON <b.brezillon@overkiz.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
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