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Commit 934017e5 authored by Rachel Lee's avatar Rachel Lee
Browse files

Fix floating point exception fuzz. 

In VSyncPredictor::addVsyncTimestamp.

Bug: 240218946
Test: atest VSyncPredictorTest
Change-Id: I65272504d90d1b30d3158a01b143efe1f50d6857
parent 29bfcc33

services/surfaceflinger/Scheduler/VSyncPredictor.cpp

+3 −1
Original line number Diff line number Diff line
@@ -167,7 +167,9 @@ bool VSyncPredictor::addVsyncTimestamp(nsecs_t timestamp) { 
        vsyncTS[i] = timestamp;

        meanTS += timestamp;



        const auto ordinal = (vsyncTS[i] + currentPeriod / 2) / currentPeriod * kScalingFactor;

        const auto ordinal = currentPeriod == 0

                ? 0

                : (vsyncTS[i] + currentPeriod / 2) / currentPeriod * kScalingFactor;

        ordinals[i] = ordinal;

        meanOrdinal += ordinal;

    }