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To: stsp , Stefan Hajnoczi , Stefano Garzarella , "Michael S. Tsirkin" , Jason Wang , "David S. Miller" , Jakub Kicinski , Andra Paraschiv , Jorgen Hansen , Arseniy Krasnov , Colin Ian King , Jeff Vander Stoep CC: "kvm@vger.kernel.org" , "virtualization@lists.linux-foundation.org" , "netdev@vger.kernel.org" , "linux-kernel@vger.kernel.org" References: <20210103195454.1954169-1-arseny.krasnov@kaspersky.com> <20210103200421.1956545-1-arseny.krasnov@kaspersky.com> From: Arseny Krasnov Message-ID: <2420227d-67b5-46df-e10e-e7822253ce94@kaspersky.com> Date: Wed, 6 Jan 2021 22:29:45 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Content-Language: en-US X-Originating-IP: [10.64.68.128] X-ClientProxiedBy: hqmailmbx3.avp.ru (10.64.67.243) To hqmailmbx3.avp.ru (10.64.67.243) X-KSE-ServerInfo: hqmailmbx3.avp.ru, 9 X-KSE-AntiSpam-Interceptor-Info: scan successful X-KSE-AntiSpam-Version: 5.9.16, Database issued on: 01/06/2021 19:07:02 X-KSE-AntiSpam-Status: KAS_STATUS_NOT_DETECTED X-KSE-AntiSpam-Method: none X-KSE-AntiSpam-Rate: 0 X-KSE-AntiSpam-Info: Lua profiles 160996 [Jan 06 2021] X-KSE-AntiSpam-Info: LuaCore: 419 419 70b0c720f8ddd656e5f4eb4a4449cf8ce400df94 X-KSE-AntiSpam-Info: Version: 5.9.16.0 X-KSE-AntiSpam-Info: Envelope from: arseny.krasnov@kaspersky.com X-KSE-AntiSpam-Info: {Tracking_content_type, plain} X-KSE-AntiSpam-Info: {Tracking_date, moscow} X-KSE-AntiSpam-Info: {Tracking_c_tr_enc, eight_bit} X-KSE-AntiSpam-Info: {Tracking_from_domain_doesnt_match_to} X-KSE-AntiSpam-Info: d41d8cd98f00b204e9800998ecf8427e.com:7.1.1;127.0.0.199:7.1.2;kaspersky.com:7.1.1 X-KSE-AntiSpam-Info: Rate: 0 X-KSE-AntiSpam-Info: Status: not_detected X-KSE-AntiSpam-Info: Method: none X-KSE-Antiphishing-Info: Clean X-KSE-Antiphishing-ScanningType: Deterministic X-KSE-Antiphishing-Method: None X-KSE-Antiphishing-Bases: 01/06/2021 19:10:00 X-KSE-AttachmentFiltering-Interceptor-Info: no applicable attachment filtering rules found X-KSE-Antivirus-Interceptor-Info: scan successful X-KSE-Antivirus-Info: Clean, bases: 06.01.2021 15:19:00 X-KSE-BulkMessagesFiltering-Scan-Result: InTheLimit X-KSE-AttachmentFiltering-Interceptor-Info: no applicable attachment filtering rules found X-KSE-BulkMessagesFiltering-Scan-Result: InTheLimit X-KLMS-Rule-ID: 52 X-KLMS-Message-Action: clean X-KLMS-AntiSpam-Status: not scanned, disabled by settings X-KLMS-AntiSpam-Interceptor-Info: not scanned X-KLMS-AntiPhishing: Clean, bases: 2021/01/06 17:58:00 X-KLMS-AntiVirus: Kaspersky Security for Linux Mail Server, version 8.0.3.30, bases: 2021/01/06 15:19:00 #16022888 X-KLMS-AntiVirus-Status: Clean, skipped Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > Is ENODEV the right error here? > Just a quick look at a man page, and > I am under impression something like > EPROTONOSUPPORT or ESOCKNOSUPPORT > may suit? I used ENODEV because this code is returned some lines below when !new_transport(e.g. valid transport not found). But i think you codes will be also ok.