ASoC: intel: incorrect sizeof()

This should be sizeof(pos) instead of sizeof(&pos).  Most likely they
are both 8 bytes though so it doesn't often make a difference in real
life.

Fixes: 22981243589c ('ASoC: Intel: Add Haswell/Broadwell IPC')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Liam Girdwood <liam.r.girdwood@linux.intel.com>
Signed-off-by: Mark Brown <broonie@linaro.org>

sound/soc/intel/sst-haswell-ipc.c

@@ -617,7 +617,7 @@ static void hsw_notification_work(struct work_struct *work)
 	case IPC_POSITION_CHANGED:
 		trace_ipc_notification("DSP stream position changed for",
 			stream->reply.stream_hw_id);
-		sst_dsp_inbox_read(hsw->dsp, pos, sizeof(&pos));
+		sst_dsp_inbox_read(hsw->dsp, pos, sizeof(pos));
 
 		if (stream->notify_position)
 			stream->notify_position(stream, stream->pdata);