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Commit 3d04ea3e authored by Ady Abraham's avatar Ady Abraham
Browse files

SF: check for emptiness before accessing fence ring buffer 

Fixes: 356476001
Change-Id: Ib93090ea7dcbb97dcb1c823e4f3a4f10d081153c
Test: presubmit
Flag: EXEMPT bugfix
parent be567193

services/surfaceflinger/Scheduler/src/FrameTargeter.cpp

+4 −1
Original line number Diff line number Diff line
@@ -69,8 +69,11 @@ bool FrameTarget::wouldPresentEarly(Period vsyncPeriod, Period minFramePeriod) c 


const FenceTimePtr& FrameTarget::presentFenceForPreviousFrame() const {

    if (FlagManager::getInstance().allow_n_vsyncs_in_targeter()) {

        if (mPresentFences.size() > 0) {

            return mPresentFences.back().fenceTime;

        }

        return FenceTime::NO_FENCE;

    }



    return mPresentFencesLegacy.front().fenceTime;

}