netdev - Re: [PATCH v2 06/35] brcmfmac: firmware: Support passing in multiple board

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]

Date:   Tue, 4 Jan 2022 13:28:44 +0200
From:   Andy Shevchenko <andy.shevchenko@...il.com>
To:     Hector Martin <marcan@...can.st>
Cc:     Kalle Valo <kvalo@...eaurora.org>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Len Brown <lenb@...nel.org>,
        Arend van Spriel <aspriel@...il.com>,
        Franky Lin <franky.lin@...adcom.com>,
        Hante Meuleman <hante.meuleman@...adcom.com>,
        Chi-hsien Lin <chi-hsien.lin@...ineon.com>,
        Wright Feng <wright.feng@...ineon.com>,
        Dmitry Osipenko <digetx@...il.com>,
        Sven Peter <sven@...npeter.dev>,
        Alyssa Rosenzweig <alyssa@...enzweig.io>,
        Mark Kettenis <kettenis@...nbsd.org>,
        Rafał Miłecki <zajec5@...il.com>,
        Pieter-Paul Giesberts <pieter-paul.giesberts@...adcom.com>,
        Linus Walleij <linus.walleij@...aro.org>,
        Hans de Goede <hdegoede@...hat.com>,
        "John W. Linville" <linville@...driver.com>,
        "brian m. carlson" <sandals@...stytoothpaste.net>,
        "open list:TI WILINK WIRELES..." <linux-wireless@...r.kernel.org>,
        netdev <netdev@...r.kernel.org>,
        devicetree <devicetree@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        ACPI Devel Maling List <linux-acpi@...r.kernel.org>,
        "open list:BROADCOM BRCM80211 IEEE802.11n WIRELESS DRIVER" 
        <brcm80211-dev-list.pdl@...adcom.com>,
        SHA-cyfmac-dev-list@...ineon.com
Subject: Re: [PATCH v2 06/35] brcmfmac: firmware: Support passing in multiple board_types

On Tue, Jan 4, 2022 at 9:28 AM Hector Martin <marcan@...can.st> wrote:
>
> In order to make use of the multiple alt_path functionality, change
> board_type to an array. Bus drivers can pass in a NULL-terminated list
> of board type strings to try for the firmware fetch.

> +               /* strip extension at the end */
> +               strscpy(alt_path, path, BRCMF_FW_NAME_LEN);
> +               alt_path[suffix - path] = 0;
>
> -       alt_paths[0] = kstrdup(alt_path, GFP_KERNEL);
> +               strlcat(alt_path, ".", BRCMF_FW_NAME_LEN);
> +               strlcat(alt_path, board_types[i], BRCMF_FW_NAME_LEN);
> +               strlcat(alt_path, suffix, BRCMF_FW_NAME_LEN);
> +
> +               alt_paths[i] = kstrdup(alt_path, GFP_KERNEL);
> +               brcmf_dbg(TRACE, "FW alt path: %s\n", alt_paths[i]);

Consider replacing these string manipulations with kasprintf().

-- 
With Best Regards,
Andy Shevchenko