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Commit bbcdbdd9 authored by Steven Moreland's avatar Steven Moreland Committed by Automerger Merge Worker
Browse files

Merge "libbinder: use after fork aborts" am: 8cd66763 

Original change: https://android-review.googlesource.com/c/platform/frameworks/native/+/1858428

Change-Id: I01e85e3f7e459db1b52f661842176cc4e6e3292b
parents e65ca04f 8cd66763

libs/binder/ProcessState.cpp

+1 −3
Original line number Diff line number Diff line
@@ -93,9 +93,7 @@ sp<ProcessState> ProcessState::selfOrNull() 
[[clang::no_destroy]] static std::mutex gProcessMutex;



static void verifyNotForked(bool forked) {

    if (forked) {

        ALOGE("libbinder does not support being forked");

    }

    LOG_ALWAYS_FATAL_IF(forked, "libbinder ProcessState can not be used after fork");

}



sp<ProcessState> ProcessState::init(const char *driver, bool requireDefault)

libs/binder/tests/binderLibTest.cpp

+5 −0
Original line number Diff line number Diff line
@@ -436,6 +436,11 @@ class TestDeathRecipient : public IBinder::DeathRecipient, public BinderLibTestE 
        };

};



TEST_F(BinderLibTest, CannotUseBinderAfterFork) {

    // EXPECT_DEATH works by forking the process

    EXPECT_DEATH({ ProcessState::self(); }, "libbinder ProcessState can not be used after fork");

}



TEST_F(BinderLibTest, WasParceled) {

    auto binder = sp<BBinder>::make();

    EXPECT_FALSE(binder->wasParceled());