Re: [PATCH][next] ath11k: Replace zero-length arrays with flexible-array members
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From: Kees Cook <hidden>
Date: 2022-02-16 20:34:23
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ath11k, linux-hardening, linux-wireless, lkml
On Wed, Feb 16, 2022 at 01:48:36PM -0600, Gustavo A. R. Silva wrote:
There is a regular need in the kernel to provide a way to declare having a dynamically sized set of trailing elements in a structure. Kernel code should always use “flexible array members”[1] for these cases. The older style of one-element or zero-length arrays should no longer be used[2]. [1] https://en.wikipedia.org/wiki/Flexible_array_member [2] https://www.kernel.org/doc/html/v5.16/process/deprecated.html#zero-length-and-one-element-arrays Link: https://github.com/KSPP/linux/issues/78 Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
Reviewed-by: Kees Cook <redacted> -- Kees Cook