[alsa-devel] [PATCH] ASoC: cache: Do the codec->reg_cache zero pionter check
broonie at kernel.org
Tue Mar 4 05:32:36 CET 2014
On Fri, Feb 28, 2014 at 10:48:19AM +0800, Xiubo Li wrote:
> For the snd_soc_cache_init(), the reg_size maybe zero and then the value
> of codec->reg_cache, which is alloced via kzalloc, maybe equal to
> ZERO_SIZE_PTR. If the reg parameter of snd_soc_cache_write() is large enough,
> the cache[idx] = val maybe cause the kernel crash...
-------------- next part --------------
A non-text attachment was scrubbed...
Size: 836 bytes
Desc: Digital signature
More information about the Alsa-devel