Commit a40a3937 authored Oct 29, 2013 by Takashi Iwai

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>

parent 9f694bc7

sound/core/memalloc.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -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);