audio: host-zephyr: remove redundant return

there are two return in common update, remove the first
to save cycles, test platform is tgl board with debug sof
build, it can save cycles from 455 to 452.

Signed-off-by: Baofeng Tian <baofeng.tian@intel.com>

src/audio/host-zephyr.c

@@ -247,7 +247,7 @@ void host_common_update(struct host_data *hd, struct comp_dev *dev, uint32_t byt
 	bool update_mailbox = false;
 	bool send_ipc = false;
 
-	if (hd->ipc_host.direction == SOF_IPC_STREAM_PLAYBACK) {
+	if (dev->direction == SOF_IPC_STREAM_PLAYBACK) {
 		source = buffer_acquire(hd->dma_buffer);
 		sink = buffer_acquire(hd->local_buffer);
 		ret = dma_buffer_copy_from(source, sink, hd->process, bytes);
@@ -257,20 +257,14 @@ void host_common_update(struct host_data *hd, struct comp_dev *dev, uint32_t byt
 		ret = dma_buffer_copy_to(source, sink, hd->process, bytes);
 	}
 
-	/* assert dma_buffer_copy succeed */
-	if (ret < 0)
-		comp_err(dev, "host_common_update() dma buffer copy failed, dir %d bytes %d avail %d free %d",
-			 hd->ipc_host.direction, bytes,
-			 audio_stream_get_avail_samples(&source->stream) *
-				audio_stream_frame_bytes(&source->stream),
-			 audio_stream_get_free_samples(&sink->stream) *
-				audio_stream_frame_bytes(&sink->stream));
-
 	buffer_release(sink);
 	buffer_release(source);
 
-	if (ret < 0)
+	if (ret < 0) {
+		comp_err(dev, "host_common_update() copy failed, dir %d bytes %d  return: %d",
+			 dev->direction, bytes, ret);
 		return;
+	}
 
 	hd->total_data_processed += bytes;