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[61.228.227.192]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-39e6ca50118sm13589453a91.4.2026.09.21.01.59.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 21 Sep 2026 01:59:41 -0700 (PDT) From: Jeff Chen X-Google-Original-From: Jeff Chen Date: Mon, 21 Sep 2026 16:59:37 +0800 To: Heyang Tan Cc: francesco@dolcini.it, johannes@sipsolutions.net, linux-wireless@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v3 2/2] wifi: nxpwifi: bound debug info output Message-ID: References: <20260919040253.590-1-thy15333007817@163.com> <20260919044439.1042-1-thy15333007817@163.com> Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260919044439.1042-1-thy15333007817@163.com> On Sat, Sep 19, 2026 at 12:44:39 PM +0800, Heyang Tan wrote: > nxpwifi_debug_read() provides a PAGE_SIZE buffer to > nxpwifi_debug_info_to_buffer(), which formats debug state with > unbounded sprintf() calls. The same helper is also used for the firmware > dump. > > Pass the output size to the helper and use scnprintf() while formatting. > Clamp the debug table counts and window size to the backing array lengths > before accessing them. > Reviewed-by: Jeff Chen