Merge "codec2: BufferPoolClient: fix NPE in fetchBufferHandle if connection is null" into main am: 43147f43cf

Original change: https://android-review.googlesource.com/c/platform/frameworks/av/+/3222208

Change-Id: I44fcc7ab8a7ba9d62f6c120725ccafc445ccc447
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
diff --git a/media/module/bufferpool/2.0/BufferPoolClient.cpp b/media/module/bufferpool/2.0/BufferPoolClient.cpp
index cda23ff..66d11fa 100644
--- a/media/module/bufferpool/2.0/BufferPoolClient.cpp
+++ b/media/module/bufferpool/2.0/BufferPoolClient.cpp
@@ -762,6 +762,10 @@
     } else {
         connection = mRemoteConnection;
     }
+    if (!connection) {
+        ALOGE("connection null: fetchBufferHandle()");
+        return ResultStatus::CRITICAL_ERROR;
+    }
     ResultStatus status;
     Return<void> transResult = connection->fetch(
             transactionId, bufferId,