ALSA: Ensure PXA runtime data is initialised

The rest of the code relies on the runtime data being zero initialised
so we need to use kzalloc() to allocate it.

Reported-by: Oliver Ford <ipaqlinux@oliford.co.uk>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 1 insertions, 1 deletions

diff --git a/sound/arm/pxa2xx-pcm-lib.c b/sound/arm/pxa2xx-pcm-lib.c
index 1c93eb77cb99..75a0d746fb60 100644
--- a/sound/arm/pxa2xx-pcm-lib.c
+++ b/sound/arm/pxa2xx-pcm-lib.c
@@ -194,7 +194,7 @@ int __pxa2xx_pcm_open(struct snd_pcm_substream *substream)
                 goto out;
 
         ret = -ENOMEM;
-        rtd = kmalloc(sizeof(*rtd), GFP_KERNEL);
+        rtd = kzalloc(sizeof(*rtd), GFP_KERNEL);
         if (!rtd)
                 goto out;
         rtd->dma_desc_array =