staging: line6: Fix checkpatch errors in playback.c

Signed-off-by: Shawn Bohrer <shawn.bohrer@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/staging/line6/playback.c b/drivers/staging/line6/playback.c
index 4192cd9..3431f5c 100644
--- a/drivers/staging/line6/playback.c
+++ b/drivers/staging/line6/playback.c
@@ -138,7 +138,8 @@
 		}
 	}
 
-	if ((line6pcm->pos_out += urb_frames) >= runtime->buffer_size)
+	line6pcm->pos_out += urb_frames;
+	if (line6pcm->pos_out >= runtime->buffer_size)
 		line6pcm->pos_out -= runtime->buffer_size;
 
 	urb_out->transfer_buffer_length = urb_size;
@@ -281,7 +282,8 @@
 	if (!shutdown) {
 		submit_audio_out_urb(substream);
 
-		if ((line6pcm->bytes_out += length) >= line6pcm->period_out) {
+		line6pcm->bytes_out += length;
+		if (line6pcm->bytes_out >= line6pcm->period_out) {
 			line6pcm->bytes_out -= line6pcm->period_out;
 			snd_pcm_period_elapsed(substream);
 		}