Merge "BlobCache: fix uninitialized memory" into lmp-dev

        memcpy(eheader->mData, keyBlob->getData(), keySize);

        memcpy(eheader->mData + keySize, valueBlob->getData(), valueSize);

        byteOffset += align4(entrySize);

        size_t totalSize = align4(entrySize);

        if (totalSize > entrySize) {

            // We have padding bytes. Those will get written to storage, and contribute to the CRC,

            // so make sure we zero-them to have reproducible results.

            memset(eheader->mData + keySize + valueSize, 0, totalSize - entrySize);

        }

        byteOffset += totalSize;

    }

    return OK;