Removed useless commented code as reported in issue #195

    /* C = A[0]* B[0] + A[1]* B[1] + A[2]* B[2] + .....+ A[blockSize-1]* B[blockSize-1] */

    /* Calculate dot product and store result in a temporary buffer. */

//#if defined (ARM_MATH_DSP)

//    sum  = __SMLALD(*pSrcA++, *pSrcB++, sum);

//#else

    sum += (q63_t)((q31_t) *pSrcA++ * *pSrcB++);

//#endif

    /* Decrement loop counter */

    blkCnt--;