[ALSA] alsa-oss - improve readability of snd_pcm_oss_bytes() function

ALSA<-OSS emulation
Added bytes variable and do not use the frames argument as a temporaly
storage for the byte counter.

Signed-off-by: Jaroslav Kysela <perex@suse.cz>

diff --git a/sound/core/oss/pcm_oss.c b/sound/core/oss/pcm_oss.c
index a293982bdd210aceb25ac8e7dad31fd7451e2e57..b9deef9179a07127857d413e709fca8a123208f7 100644 (file)
--- a/sound/core/oss/pcm_oss.c
+++ b/sound/core/oss/pcm_oss.c
@@ -126,10 +126,10 @@ static long snd_pcm_oss_bytes(snd_pcm_substream_t *substream, long frames)
 {
        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);
+       long bytes = frames_to_bytes(runtime, frames);
        if (buffer_size == runtime->oss.buffer_bytes)
-               return frames;
-       return (long)(((int64_t)runtime->oss.buffer_bytes * (int64_t)frames) / (int64_t)buffer_size);
+               return bytes;
+       return (long)(((int64_t)runtime->oss.buffer_bytes * (int64_t)bytes) / (int64_t)buffer_size);
 }
 
 static long snd_pcm_alsa_frames(snd_pcm_substream_t *substream, long bytes)