bufferpool2: handle transfer to closed connection
Handle transfer to closed connection properly. Also avoid spinlocking
during invalidation.
Bug: 139506073
Test: atest CtsMediaTestCases -- --module-arg CtsMediaTestCases:size:small
Merged-In: I9037ab0bde48a51b2b97158ecd0086dac84f8b26
Change-Id: I9037ab0bde48a51b2b97158ecd0086dac84f8b26
diff --git a/media/bufferpool/1.0/AccessorImpl.cpp b/media/bufferpool/1.0/AccessorImpl.cpp
index fa17f15..a5366f6 100644
--- a/media/bufferpool/1.0/AccessorImpl.cpp
+++ b/media/bufferpool/1.0/AccessorImpl.cpp
@@ -151,6 +151,7 @@
newConnection->initialize(accessor, id);
*connection = newConnection;
*pConnectionId = id;
+ mBufferPool.mConnectionIds.insert(id);
++sSeqId;
}
}
@@ -305,7 +306,12 @@
found->second->mSenderValidated = true;
return true;
}
- // TODO: verify there is target connection Id
+ if (mConnectionIds.find(message.targetConnectionId) == mConnectionIds.end()) {
+ // N.B: it could be fake or receive connection already closed.
+ ALOGD("bufferpool %p receiver connection %lld is no longer valid",
+ this, (long long)message.targetConnectionId);
+ return false;
+ }
mStats.onBufferSent();
mTransactions.insert(std::make_pair(
message.transactionId,
@@ -450,6 +456,7 @@
}
}
}
+ mConnectionIds.erase(connectionId);
return true;
}