- ps->dsp.stereo_interpolate[!PS_BASELINE && ps->enable_ipdopd](
- l[k] + start + 1, r[k] + start + 1,
- h, h_step, stop - start);
+ if (stop - start)
+ ps->dsp.stereo_interpolate[!PS_BASELINE && ps->enable_ipdopd](
+ l[k] + 1 + start, r[k] + 1 + start,
+ h, h_step, stop - start);