Browse Source

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>
isee-imx_3.14.28.y
Takashi Iwai 7 years ago
parent
commit
a40a393722
1 changed files with 3 additions and 0 deletions
  1. +3
    -0
      sound/core/memalloc.c

+ 3
- 0
sound/core/memalloc.c View File

@ -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);


Loading…
Cancel
Save