From 2fb561a6fe9bca79c50a81e90fc4bb4eb18af0be Mon Sep 17 00:00:00 2001
From: Jeff Tinker <jtinker@google.com>
Date: Wed, 22 Apr 2015 15:58:16 -0700
Subject: Lock drm plugin API calls globally, not per MediaDrm instance

Change-Id: I062c662a440a1becccd248c3b8ddf711c51e53cc
related-to-bug: 18394494
related-to-bug: 19664283
---
 media/libmediaplayerservice/Drm.cpp | 1 +
 media/libmediaplayerservice/Drm.h   | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

(limited to 'media')

diff --git a/media/libmediaplayerservice/Drm.cpp b/media/libmediaplayerservice/Drm.cpp
index 8ca8769..d55482d 100644
--- a/media/libmediaplayerservice/Drm.cpp
+++ b/media/libmediaplayerservice/Drm.cpp
@@ -52,6 +52,7 @@ static bool checkPermission(const char* permissionString) {
 KeyedVector<Vector<uint8_t>, String8> Drm::mUUIDToLibraryPathMap;
 KeyedVector<String8, wp<SharedLibrary> > Drm::mLibraryPathToOpenLibraryMap;
 Mutex Drm::mMapLock;
+Mutex Drm::mLock;
 
 static bool operator<(const Vector<uint8_t> &lhs, const Vector<uint8_t> &rhs) {
     if (lhs.size() < rhs.size()) {
diff --git a/media/libmediaplayerservice/Drm.h b/media/libmediaplayerservice/Drm.h
index c4013b8..056723c 100644
--- a/media/libmediaplayerservice/Drm.h
+++ b/media/libmediaplayerservice/Drm.h
@@ -143,7 +143,7 @@ struct Drm : public BnDrm,
     virtual void binderDied(const wp<IBinder> &the_late_who);
 
 private:
-    mutable Mutex mLock;
+    static Mutex mLock;
 
     status_t mInitCheck;
 
-- 
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