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Fix snd_pcm_write*() return values at start up

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If an error occurs at starting the stream, snd_pcm_write*() should return
an error value instead of the size to be written.
This commit is contained in:
Takashi Iwai 2006-03-24 14:41:40 +00:00
parent 944a4ad310
commit 912f0d5ddf
1 changed files with 3 additions and 3 deletions
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6
src/pcm/pcm.c
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@ -6494,9 +6494,6 @@ snd_pcm_sframes_t snd_pcm_write_areas(snd_pcm_t *pcm, const snd_pcm_channel_area
if (err < 0) if (err < 0)
break; break;
frames = err; frames = err;
offset += frames;
size -= frames;
xfer += frames;
if (state == SND_PCM_STATE_PREPARED) { if (state == SND_PCM_STATE_PREPARED) {
snd_pcm_sframes_t hw_avail = pcm->buffer_size - avail; snd_pcm_sframes_t hw_avail = pcm->buffer_size - avail;
hw_avail += frames; hw_avail += frames;
@ -6509,6 +6506,9 @@ snd_pcm_sframes_t snd_pcm_write_areas(snd_pcm_t *pcm, const snd_pcm_channel_area
goto _end; goto _end;
} }
} }
offset += frames;
size -= frames;
xfer += frames;
} }
_end: _end:
return xfer > 0 ? (snd_pcm_sframes_t) xfer : snd_pcm_check_error(pcm, err); return xfer > 0 ? (snd_pcm_sframes_t) xfer : snd_pcm_check_error(pcm, err);