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=-9.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT 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 E8F56C33CB1 for ; Mon, 27 Jan 2020 11:47:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C8F46206D3 for ; Mon, 27 Jan 2020 11:47:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730373AbgA0LrZ (ORCPT ); Mon, 27 Jan 2020 06:47:25 -0500 Received: from mga12.intel.com ([192.55.52.136]:12783 "EHLO mga12.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729965AbgA0LrX (ORCPT ); Mon, 27 Jan 2020 06:47:23 -0500 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga002.jf.intel.com ([10.7.209.21]) by fmsmga106.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 27 Jan 2020 03:47:22 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.70,369,1574150400"; d="scan'208";a="246370863" Received: from black.fi.intel.com ([10.237.72.28]) by orsmga002.jf.intel.com with ESMTP; 27 Jan 2020 03:47:20 -0800 Received: by black.fi.intel.com (Postfix, from userid 1003) id D38B814B; Mon, 27 Jan 2020 13:47:19 +0200 (EET) From: Andy Shevchenko To: Petr Mladek , Sergey Senozhatsky , Steven Rostedt , linux-kernel@vger.kernel.org Cc: Andy Shevchenko Subject: [PATCH v3 2/5] console: Drop double check for console_drivers being non-NULL Date: Mon, 27 Jan 2020 13:47:16 +0200 Message-Id: <20200127114719.69114-2-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.24.1 In-Reply-To: <20200127114719.69114-1-andriy.shevchenko@linux.intel.com> References: <20200127114719.69114-1-andriy.shevchenko@linux.intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org There is no need to explicitly check for console_drivers to be non-NULL since for_each_console() does this. Signed-off-by: Andy Shevchenko --- v3: no changes kernel/printk/printk.c | 16 ++++++---------- 1 file changed, 6 insertions(+), 10 deletions(-) diff --git a/kernel/printk/printk.c b/kernel/printk/printk.c index fada22dc4ab6..51337ed426e0 100644 --- a/kernel/printk/printk.c +++ b/kernel/printk/printk.c @@ -1772,9 +1772,6 @@ static void call_console_drivers(const char *ext_text, size_t ext_len, trace_console_rcuidle(text, len); - if (!console_drivers) - return; - for_each_console(con) { if (exclusive_console && con != exclusive_console) continue; @@ -2653,18 +2650,17 @@ void register_console(struct console *newcon) struct console_cmdline *c; static bool has_preferred; - if (console_drivers) - for_each_console(bcon) - if (WARN(bcon == newcon, - "console '%s%d' already registered\n", - bcon->name, bcon->index)) - return; + for_each_console(bcon) { + if (WARN(bcon == newcon, "console '%s%d' already registered\n", + bcon->name, bcon->index)) + return; + } /* * before we register a new CON_BOOT console, make sure we don't * already have a valid console */ - if (console_drivers && newcon->flags & CON_BOOT) { + if (newcon->flags & CON_BOOT) { /* find the last or real console */ for_each_console(bcon) { if (!(bcon->flags & CON_BOOT)) { -- 2.24.1