From patchwork Tue Mar 2 06:21:47 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jiri Slaby X-Patchwork-Id: 392578 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 96989C43333 for ; Tue, 2 Mar 2021 09:01:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5235864EFB for ; Tue, 2 Mar 2021 09:01:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1378786AbhCBIyr (ORCPT ); Tue, 2 Mar 2021 03:54:47 -0500 Received: from mx2.suse.de ([195.135.220.15]:39904 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1835884AbhCBGYn (ORCPT ); Tue, 2 Mar 2021 01:24:43 -0500 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.221.27]) by mx2.suse.de (Postfix) with ESMTP id 6EE01AFE2; Tue, 2 Mar 2021 06:22:18 +0000 (UTC) From: Jiri Slaby To: gregkh@linuxfoundation.org Cc: linux-serial@vger.kernel.org, linux-kernel@vger.kernel.org, Jiri Slaby , "David S. Miller" , Jakub Kicinski , netdev@vger.kernel.org Subject: [PATCH 17/44] net: nfc: nci: drop nci_uart_default_recv Date: Tue, 2 Mar 2021 07:21:47 +0100 Message-Id: <20210302062214.29627-17-jslaby@suse.cz> X-Mailer: git-send-email 2.30.1 In-Reply-To: <20210302062214.29627-1-jslaby@suse.cz> References: <20210302062214.29627-1-jslaby@suse.cz> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org nci_uart_register returns -EINVAL immediately when nu->ops.recv is not set. So the same 'if' later never triggers so nci_uart_default_recv is never used. Drop it. Signed-off-by: Jiri Slaby Cc: "David S. Miller" Cc: Jakub Kicinski Cc: netdev@vger.kernel.org --- net/nfc/nci/uart.c | 10 ---------- 1 file changed, 10 deletions(-) diff --git a/net/nfc/nci/uart.c b/net/nfc/nci/uart.c index 5cf7d3729d5f..9958b37d8f9d 100644 --- a/net/nfc/nci/uart.c +++ b/net/nfc/nci/uart.c @@ -387,12 +387,6 @@ static int nci_uart_send(struct nci_uart *nu, struct sk_buff *skb) return 0; } -/* -- Default recv handler -- */ -static int nci_uart_default_recv(struct nci_uart *nu, struct sk_buff *skb) -{ - return nci_recv_frame(nu->ndev, skb); -} - int nci_uart_register(struct nci_uart *nu) { if (!nu || !nu->ops.open || @@ -402,10 +396,6 @@ int nci_uart_register(struct nci_uart *nu) /* Set the send callback */ nu->ops.send = nci_uart_send; - /* Install default handlers if not overridden */ - if (!nu->ops.recv) - nu->ops.recv = nci_uart_default_recv; - /* Add this driver in the driver list */ if (nci_uart_drivers[nu->driver]) { pr_err("driver %d is already registered\n", nu->driver);