From 27b03c66a64aeae25f3fc867457b02e21ca81dab Mon Sep 17 00:00:00 2001
From: John Cormie <jdcormie@google.com>
Date: Tue, 30 Nov 2021 16:00:43 -0800
Subject: [PATCH] Send empty shutdown flags to avoid a binder memory leak
 (#8728)

---
 .../src/main/java/io/grpc/binder/internal/BinderTransport.java  | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/binder/src/main/java/io/grpc/binder/internal/BinderTransport.java b/binder/src/main/java/io/grpc/binder/internal/BinderTransport.java
index b3bc488b64..8b41703af5 100644
--- a/binder/src/main/java/io/grpc/binder/internal/BinderTransport.java
+++ b/binder/src/main/java/io/grpc/binder/internal/BinderTransport.java
@@ -345,6 +345,8 @@ public abstract class BinderTransport
         // Ignore.
       }
       Parcel parcel = Parcel.obtain();
+      // Send empty flags to avoid a memory leak linked to empty parcels (b/207778694).
+      parcel.writeInt(0);
       try {
         outgoingBinder.transact(SHUTDOWN_TRANSPORT, parcel, null, IBinder.FLAG_ONEWAY);
       } catch (RemoteException re) {