DivestOS/Patches/LineageOS-15.1/android_frameworks_native/355773-backport.patch

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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Devin Moore <devinmoore@google.com>
Date: Fri, 17 Feb 2023 19:35:25 +0000
Subject: [PATCH] Remove some new memory leaks from SensorManager
After catching an error in Sensor::unflatten, there are memory leaks
caught by the fuzzer in the same test case.
Test: libsensorserviceaidl_fuzzer with testcase from bug
Bug: 269014004
Merged-In: I509cceb41f56ca117d9475f6f6674244560fe582
Change-Id: I509cceb41f56ca117d9475f6f6674244560fe582
(cherry picked from commit c95fa0f0e7c7b73746ff850b85a79fc5f92b784e)
Merged-In: I509cceb41f56ca117d9475f6f6674244560fe582
(cherry picked from commit on googleplex-android-review.googlesource.com host: ceb0d52273256c6a5c5622bf81b0ac4ba106faa1)
Merged-In: I509cceb41f56ca117d9475f6f6674244560fe582
---
libs/sensor/ISensorServer.cpp | 12 ++++++++++--
libs/sensor/SensorManager.cpp | 5 +++++
2 files changed, 15 insertions(+), 2 deletions(-)
diff --git a/libs/sensor/ISensorServer.cpp b/libs/sensor/ISensorServer.cpp
index f20668d1e9..da954ac4c1 100644
--- a/libs/sensor/ISensorServer.cpp
+++ b/libs/sensor/ISensorServer.cpp
@@ -64,7 +64,11 @@ public:
uint32_t n = reply.readUint32();
v.setCapacity(n);
while (n--) {
- reply.read(s);
+ if(reply.read(s) != OK) {
+ ALOGE("Failed to read reply from getSensorList");
+ v.clear();
+ break;
+ }
v.add(s);
}
return v;
@@ -81,7 +85,11 @@ public:
uint32_t n = reply.readUint32();
v.setCapacity(n);
while (n--) {
- reply.read(s);
+ if(reply.read(s) != OK) {
+ ALOGE("Failed to read reply from getDynamicSensorList");
+ v.clear();
+ break;
+ }
v.add(s);
}
return v;
diff --git a/libs/sensor/SensorManager.cpp b/libs/sensor/SensorManager.cpp
index 5fbaf1bf1e..d4cccfe3b5 100644
--- a/libs/sensor/SensorManager.cpp
+++ b/libs/sensor/SensorManager.cpp
@@ -161,6 +161,11 @@ status_t SensorManager::assertStateLocked() {
mSensors = mSensorServer->getSensorList(mOpPackageName);
size_t count = mSensors.size();
+ if (count == 0) {
+ ALOGE("Failed to get Sensor list");
+ mSensorServer.clear();
+ return UNKNOWN_ERROR;
+ }
mSensorList =
static_cast<Sensor const**>(malloc(count * sizeof(Sensor*)));
LOG_ALWAYS_FATAL_IF(mSensorList == NULL, "mSensorList NULL");