fix [2112575] stuck on DequeueCondition for a surface that doesn't exist anymore

this also fixes part of [2111536] Device is soft rebooted after ending the call through voice dialer

1 files changed, 5 insertions, 3 deletions

diff --git a/libs/surfaceflinger/LayerBase.cpp b/libs/surfaceflinger/LayerBase.cpp
index 62e41b0f17d8..1f224884ff05 100644
--- a/libs/surfaceflinger/LayerBase.cpp
+++ b/libs/surfaceflinger/LayerBase.cpp
@@ -642,9 +642,12 @@ int32_t LayerBaseClient::sIdentity = 0;
 
 LayerBaseClient::LayerBaseClient(SurfaceFlinger* flinger, DisplayID display,
         const sp<Client>& client, int32_t i)
-    : LayerBase(flinger, display), client(client),
+    : LayerBase(flinger, display), lcblk(NULL), client(client),
       mIndex(i), mIdentity(uint32_t(android_atomic_inc(&sIdentity)))
 {
+    lcblk = new SharedBufferServer(
+            client->ctrlblk, i, NUM_BUFFERS,
+            mIdentity);
 }
 
 void LayerBaseClient::onFirstRef()
@@ -652,8 +655,6 @@ void LayerBaseClient::onFirstRef()
     sp<Client> client(this->client.promote());
     if (client != 0) {
         client->bindLayer(this, mIndex);
-        // Initialize this layer's identity
-        client->ctrlblk->setIdentity(mIndex, mIdentity);
     }
 }
 
@@ -663,6 +664,7 @@ LayerBaseClient::~LayerBaseClient()
     if (client != 0) {
         client->free(mIndex);
     }
+    delete lcblk;
 }
 
 int32_t LayerBaseClient::serverIndex() const