linux-hardening - Re: [PATCH][next] RDMA/rxe: Avoid -Wflex-array-member-not-at-end warnings

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <cbb0ec98-0291-4ec4-9633-690e9199248b@embeddedor.com>
Date: Fri, 19 Dec 2025 11:51:54 +0900
From: "Gustavo A. R. Silva" <gustavo@...eddedor.com>
To: "Yanjun.Zhu" <yanjun.zhu@...ux.dev>, Leon Romanovsky <leon@...nel.org>
Cc: Jason Gunthorpe <jgg@...dia.com>,
 "Gustavo A. R. Silva" <gustavoars@...nel.org>,
 Zhu Yanjun <zyjzyj2000@...il.com>, linux-rdma@...r.kernel.org,
 linux-kernel@...r.kernel.org, linux-hardening@...r.kernel.org
Subject: Re: [PATCH][next] RDMA/rxe: Avoid -Wflex-array-member-not-at-end
 warnings



On 12/19/25 04:22, Yanjun.Zhu wrote:
> 
> On 12/18/25 7:56 AM, Leon Romanovsky wrote:
>> On Sun, Dec 14, 2025 at 09:00:51PM -0800, Zhu Yanjun wrote:
>>>
>>> 在 2025/12/5 20:41, Zhu Yanjun 写道:
>>>>
>>>> 在 2025/12/4 9:48, yanjun.zhu 写道:
>>>>> On 12/4/25 5:05 AM, Jason Gunthorpe wrote:
>>>>>> On Wed, Dec 03, 2025 at 09:08:45PM -0800, Zhu Yanjun wrote:
>>>>>>>>         unsigned int        res_head;
>>>>>>>>         unsigned int        res_tail;
>>>>>>>>         struct resp_res        *res;
>>>>>>>> +
>>>>>>>> +    /* SRQ only. srq_wqe.dma.sge is a flex array */
>>>>>>>> +    struct rxe_recv_wqe srq_wqe;
>>>>>>> drivers/infiniband/sw/rxe/rxe_resp.c: In function get_srq_wqe:
>>>>>>> drivers/infiniband/sw/rxe/rxe_resp.c:289:41: error: struct
>>>>>>> rxe_recv_wqe has
>>>>>>> no member named wqe
>>>>>>>     289 |         qp->resp.wqe = &qp->resp.srq_wqe.wqe;
>>>>>>>         |                                         ^
>>>>>> I didn't try to fix all the typos, you will need to do that.
>>>>> Exactly. I will fix this problem. This weekend, I will send out an
>>>>> official commit.
>>>> Hi, Jason
>>>>
>>>> The followings are based on your commits and Leon's commits. And it can
>>>> pass the rdma-core tests.
>>>>
>>>> I am not sure if this commit is good or not.
>>> Hi, Jason && Leon
>>>
>>> Any update? If this looks good to you, I will send out an official commit
>>> based on the following commit.
>> You are RXE maintainer, send the official patch.
> 
> Will do. I will send it out very soon.

I don't see how this addresses the flex-array in the middle issue that
originated this discussion.

-Gustavo