Re: [PATCH v2] p54: Replace zero-length array of trailing structs with flex-array

[Kalle Valo]

Kees Cook <keescook@xxxxxxxxxxxx> writes:

> Zero-length arrays are deprecated[1] and are being replaced with
> flexible array members in support of the ongoing efforts to tighten the
> FORTIFY_SOURCE routines on memcpy(), correctly instrument array indexing
> with UBSAN_BOUNDS, and to globally enable -fstrict-flex-arrays=3.
>
> Replace zero-length array with flexible-array member.
>
> This results in no differences in binary output (most especially because
> struct pda_antenna_gain is unused). The struct is kept for future
> reference.
>
> [1] https://github.com/KSPP/linux/issues/78
>
> Cc: Christian Lamparter <chunkeey@xxxxxxxxxxxxxx>
> Cc: Kalle Valo <kvalo@xxxxxxxxxx>
> Cc: "David S. Miller" <davem@xxxxxxxxxxxxx>
> Cc: Eric Dumazet <edumazet@xxxxxxxxxx>
> Cc: Jakub Kicinski <kuba@xxxxxxxxxx>
> Cc: Paolo Abeni <pabeni@xxxxxxxxxx>
> Cc: "Gustavo A. R. Silva" <gustavoars@xxxxxxxxxx>
> Cc: linux-wireless@xxxxxxxxxxxxxxx
> Cc: netdev@xxxxxxxxxxxxxxx
> Signed-off-by: Kees Cook <keescook@xxxxxxxxxxxx>

I'll add "wifi:".

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