From nobody Fri Jan 2 04:58:43 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2AB16CDB465 for ; Mon, 16 Oct 2023 13:31:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233696AbjJPNb5 (ORCPT ); Mon, 16 Oct 2023 09:31:57 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33152 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233732AbjJPNbn (ORCPT ); Mon, 16 Oct 2023 09:31:43 -0400 Received: from mgamail.intel.com (mgamail.intel.com [134.134.136.20]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0D165130 for ; Mon, 16 Oct 2023 06:31:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1697463101; x=1728999101; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=4roMkrTkBxn5M4KrWiiG+UKPCzazaRQ4mwiu9FhhIQM=; b=c4Obzebx+22ek0tTzWqTdZ6SDlbcc4z010e8tysMxRi3YLNXIXXGRqv4 gJL0bQAGdxB+RqzG78A0fM9M/NMz+YLscXvf2gjHXhoh2UZWk86bx/i9A Mdp/zEZqGey2396OtzKkbrmlH6a+wmTMbu1y+jk7sVSW7CEMzik6SxJ/x QtDzaTTet6Iwnfo1ac0J8YXwz+x4Z6nAIVNWr0fLPbevlja2ioLeN1ifN 4j4Pxg9L7rLQn/DUhb1tsrGz4inu+qGz6xvLeu+2TvhDFiUzbkcQR1n5n SZulLF1eRGyL2EvN2cHu95BpinXrB7nQ0+bzkYfV5okYQy/+lzjvpqX+O w==; X-IronPort-AV: E=McAfee;i="6600,9927,10863"; a="375892089" X-IronPort-AV: E=Sophos;i="6.03,229,1694761200"; d="scan'208";a="375892089" Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by orsmga101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Oct 2023 06:31:40 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10863"; a="1002934884" X-IronPort-AV: E=Sophos;i="6.03,229,1694761200"; d="scan'208";a="1002934884" Received: from black.fi.intel.com ([10.237.72.28]) by fmsmga006.fm.intel.com with ESMTP; 16 Oct 2023 06:31:38 -0700 Received: by black.fi.intel.com (Postfix, from userid 1003) id 566CE81C; Mon, 16 Oct 2023 16:31:37 +0300 (EEST) From: Andy Shevchenko To: Luis Chamberlain , Joel Granados , Andy Shevchenko , linux-kernel@vger.kernel.org Cc: Sudip Mukherjee , Greg Kroah-Hartman Subject: [resend, PATCH v1 2/3] parport: Use list_for_each() helper Date: Mon, 16 Oct 2023 16:31:34 +0300 Message-Id: <20231016133135.1203643-3-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.40.0.1.gaa8946217a0b In-Reply-To: <20231016133135.1203643-1-andriy.shevchenko@linux.intel.com> References: <20231016133135.1203643-1-andriy.shevchenko@linux.intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Convert hard to read custom code to list_for_each(). No functional changes intended. Note, we may not use list_for_each_entry() as at the end of the list the iterator will point to an invalid entry and may not be dereferenced. Signed-off-by: Andy Shevchenko --- drivers/parport/share.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/parport/share.c b/drivers/parport/share.c index 8037bcd07bcf..38780f6a9119 100644 --- a/drivers/parport/share.c +++ b/drivers/parport/share.c @@ -469,9 +469,11 @@ struct parport *parport_register_port(unsigned long ba= se, int irq, int dma, /* Search for the lowest free parport number. */ =20 spin_lock(&full_list_lock); - for (l =3D all_ports.next, num =3D 0; l !=3D &all_ports; l =3D l->next, n= um++) { + num =3D 0; + list_for_each(l, &all_ports) { struct parport *p =3D list_entry(l, struct parport, full_list); - if (p->number !=3D num) + + if (p->number !=3D num++) break; } tmp->portnum =3D tmp->number =3D num; --=20 2.40.0.1.gaa8946217a0b