diff options
| author | Daniel Mack <daniel@caiaq.de> | 2009-07-08 19:24:26 +0200 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2009-07-09 11:36:19 +0200 |
| commit | b7d4de7ff03085fda8310b2983b907166dd40f43 (patch) | |
| tree | 2bc8e6ed52465b9f93f5069b7812867dca86b79e /sound/arm/pxa2xx-pcm-lib.c | |
| parent | ASoC: Fix wm8753 register cache size and initialization (diff) | |
| download | linux-b7d4de7ff03085fda8310b2983b907166dd40f43.tar.xz linux-b7d4de7ff03085fda8310b2983b907166dd40f43.zip | |
ASoC: Fix NULL pointer dereference in __pxa2xx_pcm_hw_free
Check for rtd->params->drcmr != NULL before accessing it.
Signed-off-by: Daniel Mack <daniel@caiaq.de>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound/arm/pxa2xx-pcm-lib.c')
| -rw-r--r-- | sound/arm/pxa2xx-pcm-lib.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sound/arm/pxa2xx-pcm-lib.c b/sound/arm/pxa2xx-pcm-lib.c index 108b643229ba..6205f37d547c 100644 --- a/sound/arm/pxa2xx-pcm-lib.c +++ b/sound/arm/pxa2xx-pcm-lib.c @@ -75,7 +75,7 @@ int __pxa2xx_pcm_hw_free(struct snd_pcm_substream *substream) { struct pxa2xx_runtime_data *rtd = substream->runtime->private_data; - if (rtd && rtd->params) + if (rtd && rtd->params && rtd->params->drcmr) *rtd->params->drcmr = 0; snd_pcm_set_runtime_buffer(substream, NULL); |