Thread (1 message) 1 message, 1 author, 2021-09-16

Re: [PATCH] brcmfmac: Replace zero-length array with flexible array member

From: Kalle Valo <hidden>
Date: 2021-09-16 15:18:02
Also in: linux-hardening, linux-wireless, lkml

"Gustavo A. R. Silva" [off-list ref] writes:
On Sat, Sep 04, 2021 at 11:22:17AM +0200, Len Baker wrote:
quoted
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].

Also, make use of the struct_size() helper in devm_kzalloc().

[1] https://en.wikipedia.org/wiki/Flexible_array_member
[2] https://www.kernel.org/doc/html/v5.14/process/deprecated.html#zero-length-and-one-element-arrays

Signed-off-by: Len Baker <redacted>
Reviewed-by: Gustavo A. R. Silva <gustavoars@kernel.org>

I'll take this in my -next tree. :)
Why? It should go to wireless-drivers-next.

-- 
https://patchwork.kernel.org/project/linux-wireless/list/

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches
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