diff options
Diffstat (limited to 'libs')
-rw-r--r-- | libs/surfaceflinger_client/SharedBufferStack.cpp | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/libs/surfaceflinger_client/SharedBufferStack.cpp b/libs/surfaceflinger_client/SharedBufferStack.cpp index 4a98026..5705748 100644 --- a/libs/surfaceflinger_client/SharedBufferStack.cpp +++ b/libs/surfaceflinger_client/SharedBufferStack.cpp @@ -560,6 +560,7 @@ status_t SharedBufferServer::resize(int newNumBuffers) int base = numBuffers; int32_t avail = stack.available; int tail = head - avail + 1; + if (tail >= 0) { int8_t* const index = const_cast<int8_t*>(stack.index); const int nb = numBuffers - head; @@ -573,8 +574,9 @@ status_t SharedBufferServer::resize(int newNumBuffers) // fill the new free space with unused buffers BufferList::const_iterator curr(mBufferList.free_begin()); for (int i=0 ; i<extra ; i++) { - stack.index[base+i] = *curr++; - mBufferList.add(stack.index[base+i]); + stack.index[base+i] = *curr; + mBufferList.add(*curr); + ++curr; } mNumBuffers = newNumBuffers; |