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Guard against unlikely overflow

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Eric Fischer
2016-01-12 14:16:17 -08:00
parent ecae14e2d4
commit 83322d8e35
1 changed files with 5 additions and 0 deletions
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geojson.c
+5
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@@ -69,6 +69,11 @@ void init_cpus() {
CPUS = 1; CPUS = 1;
} }
// Guard against short struct index.segment
if (CPUS > 32767) {
CPUS = 32767;
}
// Round down to a power of 2 // Round down to a power of 2
CPUS = 1 << (int) (log(CPUS) / log(2)); CPUS = 1 << (int) (log(CPUS) / log(2));