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authorBrian Duddie <bduddie@google.com>2019-06-06 16:43:41 -0700
committermosimchah <mosimchah@gmail.com>2019-11-26 23:18:30 -0500
commit4f10df792afa8f27a3fbb8ff16c610de329ee0aa (patch)
treecb938c71abbbf62932ecc8cd37fadf5e2293ac60
parent0637a1893b2a15f0fe6202e5e78c6fb834ea0e53 (diff)
Fix race between SensorManager ctor and callbacko8.1
Avoids potential invalid memory access if system server crashes during initialization. Bug: 132927376 Test: confirm sensors initialize Change-Id: If7421c452b5893ab2567323d265503a1ce304482 Merged-In: If7421c452b5893ab2567323d265503a1ce304482 (cherry picked from commit 231a12189b2b820843ebf5d002876a23e0890c09)
-rw-r--r--libs/sensor/SensorManager.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/libs/sensor/SensorManager.cpp b/libs/sensor/SensorManager.cpp
index 6fe72a13ba..5fbaf1bf1e 100644
--- a/libs/sensor/SensorManager.cpp
+++ b/libs/sensor/SensorManager.cpp
@@ -93,7 +93,7 @@ SensorManager& SensorManager::getInstanceForPackage(const String16& packageName)
SensorManager::SensorManager(const String16& opPackageName)
: mSensorList(0), mOpPackageName(opPackageName), mDirectConnectionHandle(1) {
- // okay we're not locked here, but it's not needed during construction
+ Mutex::Autolock _l(mLock);
assertStateLocked();
}