linux-kernel - Re: [PATCH] IB/mthca: Adjust buddy->bits allocation type

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Message-Id: <174575469294.624502.10507958701914399928.b4-ty@kernel.org>
Date: Sun, 27 Apr 2025 07:51:32 -0400
From: Leon Romanovsky <leon@...nel.org>
To: Jason Gunthorpe <jgg@...pe.ca>, Kees Cook <kees@...nel.org>
Cc: linux-rdma@...r.kernel.org, linux-kernel@...r.kernel.org, 
 linux-hardening@...r.kernel.org
Subject: Re: [PATCH] IB/mthca: Adjust buddy->bits allocation type


On Fri, 25 Apr 2025 23:12:09 -0700, Kees Cook wrote:
> In preparation for making the kmalloc family of allocators type aware,
> we need to make sure that the returned type from the allocation matches
> the type of the variable being assigned. (Before, the allocator would
> always return "void *", which can be implicitly cast to any pointer type.)
> 
> The assigned type is "unsigned long **", but the returned type will be
> "long **". These are the same allocation size (pointer size), but the
> types do not match. Adjust the allocation type to match the assignment.
> 
> [...]

Applied, thanks!

[1/1] IB/mthca: Adjust buddy->bits allocation type
      https://git.kernel.org/rdma/rdma/c/7c04bc97171780

Best regards,
-- 
Leon Romanovsky <leon@...nel.org>