ASoC: dsp: correct param_size assignment

param_size value is not correctly assigned with roundup.
Assign the return value of roundup to param_size.

Change-Id: I92e42b4684d7be77a5fa82c8e8c90167f985f97d
Signed-off-by: Meng Wang <mengw@codeaurora.org>

dsp/q6adm.c

@@ -515,7 +515,7 @@ int adm_programable_channel_mixer(int port_id, int copp_idx, int session_id,
 			ch_mixer->input_channels[channel_index] +
 			ch_mixer->input_channels[channel_index] *
 			ch_mixer->output_channel);
-	roundup(param_size, 4);
+	param_size = roundup(param_size, 4);
 
 	sz = sizeof(struct adm_cmd_set_pspd_mtmx_strtr_params_v5) +
 	     sizeof(struct default_chmixer_param_id_coeff) +