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Merge "health: Check return value of LinkedCallback::Make." into main am: af52e698da am: 30525c3b18 am: 390416afba am: 589e7010a5 am: 4d568fdbb9 am: 2613d6735a

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Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2651239

Change-Id: Ifee664f55dfce9f8a27b51fc3edea2e17f919c0a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
This commit is contained in:
Treehugger Robot
2023-07-08 00:30:12 +00:00
committed by Automerger Merge Worker
parent 7ce4fb42f5 2613d6735a
commit da4428be6e
3 changed files with 10 additions and 5 deletions
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6
health/aidl/default/Health.cpp
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@@ -273,7 +273,11 @@ ndk::ScopedAStatus Health::registerCallback(const std::shared_ptr<IHealthInfoCal
{
std::lock_guard<decltype(callbacks_lock_)> lock(callbacks_lock_);
callbacks_.emplace_back(LinkedCallback::Make(ref<Health>(), callback));
auto linked_callback_result = LinkedCallback::Make(ref<Health>(), callback);
if (!linked_callback_result.ok()) {
return ndk::ScopedAStatus::fromStatus(-linked_callback_result.error().code());
}
callbacks_.emplace_back(std::move(*linked_callback_result));
// unlock
}

4
health/aidl/default/LinkedCallback.cpp
View File

@@ -24,7 +24,7 @@
namespace aidl::android::hardware::health {
std::unique_ptr<LinkedCallback> LinkedCallback::Make(
::android::base::Result<std::unique_ptr<LinkedCallback>> LinkedCallback::Make(
std::shared_ptr<Health> service, std::shared_ptr<IHealthInfoCallback> callback) {
std::unique_ptr<LinkedCallback> ret(new LinkedCallback());
binder_status_t linkRet =
@@ -32,7 +32,7 @@ std::unique_ptr<LinkedCallback> LinkedCallback::Make(
reinterpret_cast<void*>(ret.get()));
if (linkRet != ::STATUS_OK) {
LOG(WARNING) << __func__ << "Cannot link to death: " << linkRet;
return nullptr;
return ::android::base::Error(-linkRet);
}
ret->service_ = service;
ret->callback_ = std::move(callback);

5
health/aidl/default/LinkedCallback.h
View File

@@ -20,6 +20,7 @@
#include <aidl/android/hardware/health/IHealthInfoCallback.h>
#include <android-base/macros.h>
#include <android-base/result.h>
#include <android/binder_auto_utils.h>
#include <health-impl/Health.h>
@@ -34,8 +35,8 @@ class LinkedCallback {
// service->death_reciepient() should be from CreateDeathRecipient().
// Not using a strong reference to |service| to avoid circular reference. The lifetime
// of |service| must be longer than this LinkedCallback object.
static std::unique_ptr<LinkedCallback> Make(std::shared_ptr<Health> service,
std::shared_ptr<IHealthInfoCallback> callback);
static ::android::base::Result<std::unique_ptr<LinkedCallback>> Make(
std::shared_ptr<Health> service, std::shared_ptr<IHealthInfoCallback> callback);
// Automatically unlinkToDeath upon destruction. So, it is always safe to reinterpret_cast
// the cookie back to the LinkedCallback object.