From mboxrd@z Thu Jan 1 00:00:00 1970 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=-8.1 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=ham 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 8523AC433E3 for ; Thu, 27 Aug 2020 16:39:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 63ED52177B for ; Thu, 27 Aug 2020 16:39:24 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="XW/uM5Wc" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727926AbgH0QjW (ORCPT ); Thu, 27 Aug 2020 12:39:22 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50276 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726266AbgH0QjU (ORCPT ); Thu, 27 Aug 2020 12:39:20 -0400 Received: from mail-pj1-x1042.google.com (mail-pj1-x1042.google.com [IPv6:2607:f8b0:4864:20::1042]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E992DC061264; Thu, 27 Aug 2020 09:39:19 -0700 (PDT) Received: by mail-pj1-x1042.google.com with SMTP id 2so2906516pjx.5; Thu, 27 Aug 2020 09:39:19 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=jxCXbgMcETXHjztc3e+kVoudG6X3Da4/3xGoUmDe/go=; b=XW/uM5Wcqs1yZHw4538Bg/z+LBQqf02T/ePJeyRyj6ZTeQLUXBuzSHvXfAZB1cQ9a8 VaFudvP3ZLv6nyZ/9buDVA4JdvR6nksaKtuBpLFJxdCx3gpXn8K9ZWLKx+NxmgridkZ/ cgn3Dbc/AMeiUxpoy51H8Cyu3qbIwV8b5ENB2IbHg9QW+jOjqkO6CaM80ZuGE2IrA/8D xk8OsYLegXgl3Qqb02lyEUv5zMZU5L+l5wBUfQG+zA18yMsrm5KPya3RpWnrYpBmriOp x8GwF8H/8lX/4s+1cber7Jg/S72tqXiJDe3rQIGfR58af6X9ertm4bezF1pkWMEPu1xb gMwQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=jxCXbgMcETXHjztc3e+kVoudG6X3Da4/3xGoUmDe/go=; b=OKFhYIYEUJrYcdL3LnALQQtbJ0ML7JxHc87UxkLfor5SEk8R3h+xBdOhwrVkbEkxGH PKeUPAsgV2PMjcQRG/rDn8pZzowKB+itlbr4ZfViW+ZK4u5G95Gzl3nTrwCDE5CIRbNv 9OLNXWKYL3e4Vq8sDni5FsAvRqsz2Zsga0xdHJNdYk7bbXrP1zqHtCk1WME4m/6SBdVg keWhYOhXaYJAeUI7gXN490yki+OLt4G0dpo6YyIa4AIBk4vJW89S/3uSUWsyfaWl58RR 73HoIFVemwtqkTyaOKtSMGFp960quib9oWsrFmnjH9qz0YvY5e5TPVPZf3AAYeuLevim k06Q== X-Gm-Message-State: AOAM533fLVCYgmdS5lhjrQcJgjTRPid/HbfIemcRKSrJS70ZGU+YgQEg L+QOB9IIgofQKkipY7WOCPY= X-Google-Smtp-Source: ABdhPJwpWQ29kxC+TVlHr+oDZK4vtLSemSmHkpzr9sxgG/h+Squy5aUs9Iec1ATAW/4STRoSgEjkog== X-Received: by 2002:a17:90b:298:: with SMTP id az24mr12053655pjb.192.1598546359254; Thu, 27 Aug 2020 09:39:19 -0700 (PDT) Received: from hoboy (c-73-241-114-122.hsd1.ca.comcast.net. [73.241.114.122]) by smtp.gmail.com with ESMTPSA id y196sm3343989pfc.202.2020.08.27.09.39.18 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 27 Aug 2020 09:39:18 -0700 (PDT) Date: Thu, 27 Aug 2020 09:39:16 -0700 From: Richard Cochran To: Xu Wang Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] ptp: ptp_ines: Remove redundant null check Message-ID: <20200827163916.GC13292@hoboy> References: <20200826031251.4362-1-vulab@iscas.ac.cn> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200826031251.4362-1-vulab@iscas.ac.cn> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On Wed, Aug 26, 2020 at 03:12:51AM +0000, Xu Wang wrote: > Because kfree_skb already checked NULL skb parameter, > so the additional check is unnecessary, just remove it. > > Signed-off-by: Xu Wang Acked-by: Richard Cochran