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SurfaceTexture: fix an out of bounds array access

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Bug: 6879028
Change-Id: Ic3d35a9384c0a6dfa4000e7743a6f6859608b0bf
This commit is contained in:
Jamie Gennis 2012-08-06 17:10:57 -07:00
parent 1a4d883dcc
commit 45cb2ba1d5
1 changed files with 3 additions and 3 deletions
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6
libs/gui/SurfaceTexture.cpp
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@ -316,7 +316,7 @@ status_t SurfaceTexture::updateTexImage(BufferRejecter* rejecter) {
computeCurrentTransformMatrix();
} else {
if (err < 0) {
ALOGE("updateTexImage failed on acquire %d", err);
ST_LOGE("updateTexImage failed on acquire %d", err);
}
// We always bind the texture even if we don't update its contents.
glBindTexture(mTexTarget, mTexName);
@ -327,7 +327,7 @@ status_t SurfaceTexture::updateTexImage(BufferRejecter* rejecter) {
}
void SurfaceTexture::setReleaseFence(int fenceFd) {
if (fenceFd == -1)
if (fenceFd == -1 || mCurrentTexture == BufferQueue::INVALID_BUFFER_SLOT)
return;
sp<Fence> fence(new Fence(fenceFd));
if (!mEGLSlots[mCurrentTexture].mReleaseFence.get()) {
@ -337,7 +337,7 @@ void SurfaceTexture::setReleaseFence(int fenceFd) {
String8("SurfaceTexture merged release"),
mEGLSlots[mCurrentTexture].mReleaseFence, fence);
if (!mergedFence.get()) {
ALOGE("failed to merge release fences");
ST_LOGE("failed to merge release fences");
// synchronization is broken, the best we can do is hope fences
// signal in order so the new fence will act like a union
mEGLSlots[mCurrentTexture].mReleaseFence = fence;