linux-kernel - Re: [PATCH][next] wifi: rtl8xxxu: Avoid -Wflex-array-member-not-at-end warnings

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Message-ID: <ff184c0e-17f2-445f-9339-f4db9943db86@embeddedor.com>
Date: Fri, 21 Nov 2025 19:19:54 +0900
From: "Gustavo A. R. Silva" <gustavo@...eddedor.com>
To: Zenm Chen <zenmchen@...il.com>, gustavoars@...nel.org
Cc: Jes.Sorensen@...il.com, linux-hardening@...r.kernel.org,
 linux-kernel@...r.kernel.org, linux-wireless@...r.kernel.org,
 pkshih@...ltek.com, rtl8821cerfe2@...il.com
Subject: Re: [PATCH][next] wifi: rtl8xxxu: Avoid
 -Wflex-array-member-not-at-end warnings

Hi,

On 11/21/25 19:06, Zenm Chen wrote:
> Dear maintainers,
> 
> With this patch applied, my system always freezes right after the rtl8xxxu
> driver is loaded. is it normal?

I don't think so... It probably means that struct urb urb; cannot really be
moved to the end of struct rtl8xxxu_rx_urb or struct rtl8xxxu_tx_urb?

It'd be great if you could share a log.

Thanks for the report!
-Gustavo

> 
> OS: Arch Linux
> kernel: 6.17.8-arch1-1
> test devices: RTL8192{CU,EU,FU}
>