Fix double free of play policy in a race condition. am: 4b86f1dbae am: 02dcf3a9c0 am: 23a3c61289
Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/av/+/13472357
MUST ONLY BE SUBMITTED BY AUTOMERGER
Change-Id: Ia4e985f64760afe719b74558f89fc1f9138b3c05
diff --git a/drm/mediadrm/plugins/clearkey/default/DrmPlugin.cpp b/drm/mediadrm/plugins/clearkey/default/DrmPlugin.cpp
index 1b8b8c1..6ac3510 100644
--- a/drm/mediadrm/plugins/clearkey/default/DrmPlugin.cpp
+++ b/drm/mediadrm/plugins/clearkey/default/DrmPlugin.cpp
@@ -109,6 +109,7 @@
}
void DrmPlugin::setPlayPolicy() {
+ android::Mutex::Autolock lock(mPlayPolicyLock);
mPlayPolicy.clear();
mPlayPolicy.add(kQueryKeyLicenseType, kStreaming);
mPlayPolicy.add(kQueryKeyPlayAllowed, kTrue);
diff --git a/drm/mediadrm/plugins/clearkey/default/include/DrmPlugin.h b/drm/mediadrm/plugins/clearkey/default/include/DrmPlugin.h
index 4fa42e5..aa9b59d 100644
--- a/drm/mediadrm/plugins/clearkey/default/include/DrmPlugin.h
+++ b/drm/mediadrm/plugins/clearkey/default/include/DrmPlugin.h
@@ -262,6 +262,7 @@
void initProperties();
void setPlayPolicy();
+ android::Mutex mPlayPolicyLock;
android::KeyedVector<String8, String8> mPlayPolicy;
android::KeyedVector<String8, String8> mStringProperties;
android::KeyedVector<String8, Vector<uint8_t>> mByteArrayProperties;
diff --git a/drm/mediadrm/plugins/clearkey/hidl/DrmPlugin.cpp b/drm/mediadrm/plugins/clearkey/hidl/DrmPlugin.cpp
index f87f830..a77759e 100644
--- a/drm/mediadrm/plugins/clearkey/hidl/DrmPlugin.cpp
+++ b/drm/mediadrm/plugins/clearkey/hidl/DrmPlugin.cpp
@@ -304,6 +304,7 @@
}
void DrmPlugin::setPlayPolicy() {
+ android::Mutex::Autolock lock(mPlayPolicyLock);
mPlayPolicy.clear();
KeyValue policy;
diff --git a/drm/mediadrm/plugins/clearkey/hidl/include/DrmPlugin.h b/drm/mediadrm/plugins/clearkey/hidl/include/DrmPlugin.h
index 3de7589..076beb8 100644
--- a/drm/mediadrm/plugins/clearkey/hidl/include/DrmPlugin.h
+++ b/drm/mediadrm/plugins/clearkey/hidl/include/DrmPlugin.h
@@ -406,6 +406,7 @@
int64_t mCloseSessionOkCount;
int64_t mCloseSessionNotOpenedCount;
uint32_t mNextSecureStopId;
+ android::Mutex mPlayPolicyLock;
// set by property to mock error scenarios
Status_V1_2 mMockError;
