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| author | Takashi Iwai <tiwai@suse.de> | 2009-06-09 08:16:20 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2009-06-09 08:16:20 +0200 |
| commit | c399f3be82e1249221a7f410855ab1aa747fa82b (patch) | |
| tree | bf3af6e446f15d406fa63542f6991d7bac5df1be /sound/pci/ctxfi/ctatc.c | |
| parent | 04145f2bfbc3ac4dbb71fa085b82380444d50b4f (diff) | |
ALSA: ctxfi - Add missing start check in atc_pcm_playback_start()
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci/ctxfi/ctatc.c')
| -rw-r--r-- | sound/pci/ctxfi/ctatc.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/sound/pci/ctxfi/ctatc.c b/sound/pci/ctxfi/ctatc.c index 4e25b24848bd..799eb98e7794 100644 --- a/sound/pci/ctxfi/ctatc.c +++ b/sound/pci/ctxfi/ctatc.c @@ -392,6 +392,10 @@ static int atc_pcm_playback_start(struct ct_atc *atc, struct ct_atc_pcm *apcm) unsigned int max_cisz; struct src *src = apcm->src; + if (apcm->started) + return 0; + apcm->started = 1; + max_cisz = src->multi * src->rsc.msr; max_cisz = 0x80 * (max_cisz < 8 ? max_cisz : 8); |