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Ensure hwtimer_spin() won't wait for an unreachable stop counter value

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without using a costly MOD operation
This commit is contained in:
Kévin Roussel 2014-08-27 12:34:26 +02:00
parent 752fe547ca
commit d1cf9c4bfd
1 changed files with 1 additions and 1 deletions
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2
core/hwtimer.c
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@ -68,7 +68,7 @@ void hwtimer_spin(unsigned long ticks)
unsigned long start = hwtimer_arch_now();
/* compute destination time, possibly resulting in an overflow */
unsigned long stop = start + ticks;
unsigned long stop = ((start + ticks) & HWTIMER_MAXTICKS);
/*
* If there is an overflow (that is: stop time is inferior to start),