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authorIngo Molnar <mingo@elte.hu>2008-07-10 10:17:14 +0400
committerIngo Molnar <mingo@elte.hu>2008-07-10 10:17:14 +0400
commit9e4144abf8a30ae221311368bbb10690ebdb4b76 (patch)
tree032289d5b7d87976675c1a1a32d512a44d234fa2 /drivers/media/video/cx88/cx88-alsa.c
parente17ba73b0ee6c0f24393c48b455e0d8db761782c (diff)
parent6329d3021bcfa9038621e6e917d98929421d8ec8 (diff)
downloadlinux-9e4144abf8a30ae221311368bbb10690ebdb4b76.tar.xz
Merge branch 'linus' into core/printk
Conflicts: kernel/printk.c Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'drivers/media/video/cx88/cx88-alsa.c')
-rw-r--r--drivers/media/video/cx88/cx88-alsa.c6
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 e976fc6bef7c..80c8883e54b5 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;