On Fri,  6 Apr 2012 08:58:18 -0400, Xi Wang <xi.w...@gmail.com> wrote:
> A large args->buffer_count from userspace may overflow the allocation
> size, leading to out-of-bounds access.
> 
> Use kmalloc_array() to avoid that.

I can safely say that exec list larger than 4GiB is going to be an
illegal operation and would rather the ioctl failed outright with
EINVAL.
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre
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