[alsa-devel] [PATCH 2/2] ALSA: memalloc: NULL-initialize in snd_malloc_dev_iram()

dmab->area and addr fields should be cleared at the head of snd_malloc_dev_iram() as especially dmab->area is used to indicate the allocation failure / fallback.

Signed-off-by: Takashi Iwai tiwai@suse.de --- sound/core/memalloc.c | 3 +++ 1 file changed, 3 insertions(+)

diff --git a/sound/core/memalloc.c b/sound/core/memalloc.c index 278248b8f22a..9d93f02c6285 100644 --- a/sound/core/memalloc.c +++ b/sound/core/memalloc.c @@ -172,6 +172,9 @@ static void snd_malloc_dev_iram(struct snd_dma_buffer *dmab, size_t size) struct device *dev = dmab->dev.dev; struct gen_pool *pool = NULL;

+ dmab->area = NULL; + dmab->addr = 0; + if (dev->of_node) pool = of_get_named_gen_pool(dev->of_node, "iram", 0);