diff --git a/sound/core/oss/pcm_oss.c b/sound/core/oss/pcm_oss.c
index 6c8fdca..6f90dbb 100644
--- a/sound/core/oss/pcm_oss.c
+++ b/sound/core/oss/pcm_oss.c
@@ -124,11 +124,12 @@
 
 static long snd_pcm_oss_bytes(snd_pcm_substream_t *substream, long frames)
 {
+	long bytes = 0;
 	snd_pcm_runtime_t *runtime = substream->runtime;
 	snd_pcm_uframes_t buffer_size = snd_pcm_lib_buffer_bytes(substream);
-	frames = frames_to_bytes(runtime, frames);
+	bytes = frames_to_bytes(runtime, frames);
 	if (buffer_size == runtime->oss.buffer_bytes)
-		return frames;
+		return bytes;
 	return (runtime->oss.buffer_bytes * frames) / buffer_size;
 }