ch_spec = &devc->device->channels[pch->hw_output_idx];
packet.type = SR_DF_ANALOG;
packet.payload = &analog;
+ /* Note: digits/spec_digits will be overridden later. */
sr_analog_init(&analog, &encoding, &meaning, &spec, 0);
analog.meaning->channels = g_slist_append(NULL, devc->cur_channel);
analog.num_samples = 1;