linux-hardening - Re: [PATCH][next] drm/nouveau: Avoid -Wflex-array-member-not-at-end warning

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Message-ID: <45560975-7215-4205-8d3b-a01009c9b4f5@embeddedor.com>
Date: Thu, 3 Oct 2024 12:44:09 -0600
From: "Gustavo A. R. Silva" <gustavo@...eddedor.com>
To: Danilo Krummrich <dakr@...nel.org>
Cc: "Gustavo A. R. Silva" <gustavoars@...nel.org>,
 Karol Herbst <kherbst@...hat.com>, Lyude Paul <lyude@...hat.com>,
 David Airlie <airlied@...il.com>, Daniel Vetter <daniel@...ll.ch>,
 dri-devel@...ts.freedesktop.org, nouveau@...ts.freedesktop.org,
 linux-kernel@...r.kernel.org, linux-hardening@...r.kernel.org
Subject: Re: [PATCH][next] drm/nouveau: Avoid -Wflex-array-member-not-at-end
 warning

On 03/10/24 12:36, Danilo Krummrich wrote:
> On 9/13/24 12:23 PM, Danilo Krummrich wrote:
>> Hi,
>>
>> On 9/13/24 10:09 AM, Gustavo A. R. Silva wrote:
>>> Hi all,
>>>
>>> Friendly ping: who can take this, please? 🙂
>>
>> Usually, that's me. But I thought you might want to send a v2 based on Kees'
>> comments?
> 
> Do you plan to follow up on this? I'd prefer if we could get rid of the open-
> coded "17". So, maybe just go with the define until we have something like
> STACK_FLEX_COUNT()?

Do you mean the following define...?

nv50_hdmi_enable(...)
{
...
#define data_len    17
     DEFINE_RAW_FLEX(struct nvif_outp_infoframe_v0, args, data, data_len);
...rest of function...
#undef data_len
}

Thanks
--
Gustavo