Re: [PATCH -next] mm/memcg: Use struct_size() helper in kzalloc()

From: Johannes Weiner
Date: Thu Dec 16 2021 - 06:26:44 EST


On Thu, Dec 16, 2021 at 10:20:24AM +0800, Wang Weiyang wrote:
> Make use of the struct_size() helper instead of an open-coded version, in
> order to avoid any potential type mistakes or integer overflows that, in
> the worst scenario, could lead to heap overflows.
>
> Link: https://github.com/KSPP/linux/issues/160
> Signed-off-by: Wang Weiyang <wangweiyang2@xxxxxxxxxx>

Acked-by: Johannes Weiner <hannes@xxxxxxxxxxx>