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author | Ingo Molnar <mingo@elte.hu> | 2008-07-07 08:07:35 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2008-07-07 08:07:35 +0200 |
commit | d763d5edf945eec47bd443b699f174976f0afc13 (patch) | |
tree | 3e5cd46b9a783999716bf92176854f4f1215d930 /drivers/media/video/cx88/cx88-alsa.c | |
parent | 790e2a290b499b0400254e6870ec27969065d122 (diff) | |
parent | 1b40a895df6c7d5a80e71f65674060b03d84bbef (diff) | |
download | op-kernel-dev-d763d5edf945eec47bd443b699f174976f0afc13.zip op-kernel-dev-d763d5edf945eec47bd443b699f174976f0afc13.tar.gz |
Merge branch 'linus' into tracing/mmiotrace
Diffstat (limited to 'drivers/media/video/cx88/cx88-alsa.c')
-rw-r--r-- | drivers/media/video/cx88/cx88-alsa.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/media/video/cx88/cx88-alsa.c b/drivers/media/video/cx88/cx88-alsa.c index e976fc6..80c8883 100644 --- a/drivers/media/video/cx88/cx88-alsa.c +++ b/drivers/media/video/cx88/cx88-alsa.c @@ -332,6 +332,12 @@ static int snd_cx88_pcm_open(struct snd_pcm_substream *substream) struct snd_pcm_runtime *runtime = substream->runtime; int err; + if (!chip) { + printk(KERN_ERR "BUG: cx88 can't find device struct." + " Can't proceed with open\n"); + return -ENODEV; + } + err = snd_pcm_hw_constraint_pow2(runtime, 0, SNDRV_PCM_HW_PARAM_PERIODS); if (err < 0) goto _error; |