fix [2319255] crash in openGL : from the media recorder stress test.
never call eglCreateImageKHR() with a NULL native buffer, which can
happen in OOM conditions.
diff --git a/libs/surfaceflinger/Layer.cpp b/libs/surfaceflinger/Layer.cpp
index f11bf18..b12c749 100644
--- a/libs/surfaceflinger/Layer.cpp
+++ b/libs/surfaceflinger/Layer.cpp
@@ -134,7 +134,14 @@
{
Mutex::Autolock _l(mLock);
sp<GraphicBuffer> buffer(getFrontBufferLocked());
- int index = mFrontBufferIndex;
+ if (buffer == NULL) {
+ // this situation can happen if we ran out of memory for instance.
+ // not much we can do. continue to use whatever texture was bound
+ // to this context.
+ return;
+ }
+
+ const int index = mFrontBufferIndex;
// create the new texture name if needed
if (UNLIKELY(mTextures[index].name == -1U)) {