gralloc: Read debug properties in allocator process

This change resolves selinux denials caused by system processes
reading vendor debug properties via gralloc. The debug properties
are read and parsed in the allocator process, then propagated
through the BufferManager

CRs-Fixed: 2619084
Change-Id: I5175a7848cdcd2671bd16ee11721066a921f3d79

1 files changed, 5 insertions, 6 deletions

diff --git a/gralloc/gr_allocator.cpp b/gralloc/gr_allocator.cpp
index 64211572..a8073195 100644
--- a/gralloc/gr_allocator.cpp
+++ b/gralloc/gr_allocator.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2011-2018, The Linux Foundation. All rights reserved.
+ * Copyright (c) 2011-2020, The Linux Foundation. All rights reserved.
 
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
@@ -92,11 +92,6 @@ Allocator::Allocator() : ion_allocator_(nullptr) {}
 
 bool Allocator::Init() {
   ion_allocator_ = new IonAlloc();
-  char property[PROPERTY_VALUE_MAX];
-  property_get(USE_SYSTEM_HEAP_FOR_SENSORS, property, "1");
-  if (!(strncmp(property, "0", PROPERTY_VALUE_MAX))) {
-    use_system_heap_for_sensors_ = false;
-  }
 
   if (!ion_allocator_->Init()) {
     return false;
@@ -111,6 +106,10 @@ Allocator::~Allocator() {
   }
 }
 
+void Allocator::SetProperties(gralloc::GrallocProperties props) {
+  use_system_heap_for_sensors_ = props.use_system_heap_for_sensors;
+}
+
 int Allocator::AllocateMem(AllocData *alloc_data, uint64_t usage, int format) {
   int ret;
   alloc_data->uncached = UseUncached(format, usage);