PVS-Studio warning V519 for IPP Samples

AACStatus alsdecGetFrame(....)
{
  ...
  for (i = 0; i < num; i++) {
    ...
    *tmpPtr = (Ipp32s)((tmp << 24) + ((tmp & 0xff00) << 8) +
                      ((tmp >> 8) & 0xff00) + (tmp >> 24));
    *tmpPtr = *srcPrt;
    ...
  }
  ...
}

This suspicious code was found in IPP Samples project by PVS-Studio static code analyzer.
Warning message is:
V519 The '* tmpPtr' object is assigned values twice successively. Perhaps this is a mistake. aac_dec als_dec_api.c 928

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