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Commit 4590ce6a authored by Steven Moreland's avatar Steven Moreland Committed by Automerger Merge Worker
Browse files

Merge "libbinder: Status - fix read at end of Parcel" am: c25cfc6c am: 83562e55 

Original change: https://android-review.googlesource.com/c/platform/frameworks/native/+/2117835



Change-Id: Ic323fe358877ea144f9f30be01e442282263b8fe
Signed-off-by: default avatarAutomerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
parents 007b4fa6 83562e55

libs/binder/Status.cpp

+8 −2
Original line number Diff line number Diff line
@@ -139,6 +139,9 @@ status_t Status::readFromParcel(const Parcel& parcel) { 
    mMessage = String8(message.value_or(String16()));



    // Skip over the remote stack trace data

    const size_t remote_start = parcel.dataPosition();

    // Get available size before reading more

    const size_t remote_avail = parcel.dataAvail();

    int32_t remote_stack_trace_header_size;

    status = parcel.readInt32(&remote_stack_trace_header_size);

    if (status != OK) {
@@ -146,13 +149,16 @@ status_t Status::readFromParcel(const Parcel& parcel) { 
        return status;

    }

    if (remote_stack_trace_header_size < 0 ||

        static_cast<size_t>(remote_stack_trace_header_size) > parcel.dataAvail()) {

        static_cast<size_t>(remote_stack_trace_header_size) > remote_avail) {



        android_errorWriteLog(0x534e4554, "132650049");

        setFromStatusT(UNKNOWN_ERROR);

        return UNKNOWN_ERROR;

    }

    parcel.setDataPosition(parcel.dataPosition() + remote_stack_trace_header_size);



    if (remote_stack_trace_header_size != 0) {

        parcel.setDataPosition(remote_start + remote_stack_trace_header_size);

    }



    if (mException == EX_SERVICE_SPECIFIC) {

        status = parcel.readInt32(&mErrorCode);