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surfaceflinger: Unbreak casting and other use cases

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* If QCOM WFD isn't in use, we'll get -1 here. Don't try and
   dig into the array because we'll get some random memory back.

Change-Id: Ib14642fea760dc0e659473bb183c5e0116622302
This commit is contained in:
Steve Kondik 2016-08-03 15:02:31 -07:00
parent 52b8462635
commit da998f4845
1 changed files with 4 additions and 0 deletions
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services/surfaceflinger/ExSurfaceFlinger/ExHWComposer.cpp
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@ -78,6 +78,10 @@ bool ExHWComposer::isCompositionTypeBlit(const int32_t compType) const {
#if defined(QTI_BSP) && defined(SDM_TARGET) #if defined(QTI_BSP) && defined(SDM_TARGET)
uint32_t ExHWComposer::getS3DFlag(int disp) const { uint32_t ExHWComposer::getS3DFlag(int disp) const {
if (disp < 0) {
return 0;
}
const DisplayData& disp_data(mDisplayData[disp]); const DisplayData& disp_data(mDisplayData[disp]);
for (size_t i=0 ; i<disp_data.list->numHwLayers-1; i++) { for (size_t i=0 ; i<disp_data.list->numHwLayers-1; i++) {