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Commit 2177f21c authored by Wei Jia's avatar Wei Jia
Browse files

MPEG4Writer: add check to ensure no integer overflow on allocation. 

Bug: 20674584
Change-Id: I77ef1891abf0a20994840a87fa99e55a62f40a70
parent 9cf332ca

media/libstagefright/MPEG4Writer.cpp

+2 −0
Original line number Diff line number Diff line
@@ -113,6 +113,8 @@ private: 
            mCurrTableEntriesElement(NULL) {

            CHECK_GT(mElementCapacity, 0);

            CHECK_GT(mEntryCapacity, 0);

            // Ensure no integer overflow on allocation in add().

            CHECK_LT(mEntryCapacity, UINT32_MAX / mElementCapacity);

        }



        // Free the allocated memory.