diff options
| author | 2015-06-09 18:23:48 +0000 | |
|---|---|---|
| committer | 2015-06-09 18:23:48 +0000 | |
| commit | b169b49aecdbf3424f334ac2b22c36a2988a8338 (patch) | |
| tree | 6ca05f9c5e88b4fa777e971fb7c97916a414cce9 /libs/gui/BufferQueueConsumer.cpp | |
| parent | c19fdee38a4715b0d642fc8673687715766307cc (diff) | |
| parent | 993772a60ac43e458f16b08c27e1f97dcfcfe3e1 (diff) | |
Merge "libgui: Add generation numbers to BufferQueue"
Diffstat (limited to 'libs/gui/BufferQueueConsumer.cpp')
| -rw-r--r-- | libs/gui/BufferQueueConsumer.cpp | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/libs/gui/BufferQueueConsumer.cpp b/libs/gui/BufferQueueConsumer.cpp index 4174676c76..ae796b14db 100644 --- a/libs/gui/BufferQueueConsumer.cpp +++ b/libs/gui/BufferQueueConsumer.cpp @@ -248,6 +248,13 @@ status_t BufferQueueConsumer::attachBuffer(int* outSlot, return INVALID_OPERATION; } + if (buffer->getGenerationNumber() != mCore->mGenerationNumber) { + BQ_LOGE("attachBuffer: generation number mismatch [buffer %u] " + "[queue %u]", buffer->getGenerationNumber(), + mCore->mGenerationNumber); + return BAD_VALUE; + } + // Find a free slot to put the buffer into int found = BufferQueueCore::INVALID_BUFFER_SLOT; if (!mCore->mFreeSlots.empty()) { |