From patchwork Wed Dec 2 16:30:26 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thierry Reding X-Patchwork-Id: 551459 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 8A38E1400CB for ; Thu, 3 Dec 2015 03:31:32 +1100 (AEDT) Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b=HFrOjJ74; dkim-atps=neutral Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932854AbbLBQae (ORCPT ); Wed, 2 Dec 2015 11:30:34 -0500 Received: from mail-wm0-f54.google.com ([74.125.82.54]:38060 "EHLO mail-wm0-f54.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750973AbbLBQac (ORCPT ); Wed, 2 Dec 2015 11:30:32 -0500 Received: by wmec201 with SMTP id c201so65701948wme.1; Wed, 02 Dec 2015 08:30:31 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=from:to:cc:subject:date:message-id; bh=jpBGGEjCRFdVh02P3mvsfvYhBRFtVfxJ6YcBeunUtrM=; b=HFrOjJ7436C24GRKIegifub/PdNGj12BB9OhRFO6j+1+DGR9lPMmbGJ5AFMHCUy3Fw rAFlJAReJZQTXpE8AlXgEt2xMng6NKk9W7sWEnHk9jdMc4SeVw7dh0g0sapOuHlg4XZV dByMH9fF9Q3faP+W55+h07ND57YwDd4+i3I0xWszVpOUKexz0ngqT47NP9IqmEd1SB5V 8B6TyXrlLg9IY8Jb1wnRcyAmep3QxHNt4A8ExOEWEh33OC6AltaQnG7Hci8YB+twtltO 7bXrdW8wNEVyrogAhyjMyficv9CpJYcyc3AjTVnnFoSXIt0r58ZdjnoaIY90gnjtVCRC TxFg== X-Received: by 10.194.178.70 with SMTP id cw6mr5891231wjc.73.1449073831111; Wed, 02 Dec 2015 08:30:31 -0800 (PST) Received: from localhost (port-973.pppoe.wtnet.de. [84.46.3.208]) by smtp.gmail.com with ESMTPSA id q9sm3505698wjo.9.2015.12.02.08.30.30 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 02 Dec 2015 08:30:30 -0800 (PST) From: Thierry Reding To: "David S. Miller" Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 1/4] net: bfin_mac: Use platform_register/unregister_drivers() Date: Wed, 2 Dec 2015 17:30:26 +0100 Message-Id: <1449073829-12438-1-git-send-email-thierry.reding@gmail.com> X-Mailer: git-send-email 2.5.0 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Thierry Reding These new helpers simplify implementing multi-driver modules and properly handle failure to register one driver by unregistering all previously registered drivers. Signed-off-by: Thierry Reding --- Applies on top of next-20151127. drivers/net/ethernet/adi/bfin_mac.c | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) diff --git a/drivers/net/ethernet/adi/bfin_mac.c b/drivers/net/ethernet/adi/bfin_mac.c index 096531a73124..e0e95a15cab0 100644 --- a/drivers/net/ethernet/adi/bfin_mac.c +++ b/drivers/net/ethernet/adi/bfin_mac.c @@ -1912,21 +1912,21 @@ static struct platform_driver bfin_mac_driver = { }, }; +static struct platform_driver * const drivers[] = { + &bfin_mii_bus_driver, + &bfin_mac_driver, +}; + static int __init bfin_mac_init(void) { - int ret; - ret = platform_driver_register(&bfin_mii_bus_driver); - if (!ret) - return platform_driver_register(&bfin_mac_driver); - return -ENODEV; + return platform_register_drivers(drivers, ARRAY_SIZE(drivers)); } module_init(bfin_mac_init); static void __exit bfin_mac_cleanup(void) { - platform_driver_unregister(&bfin_mac_driver); - platform_driver_unregister(&bfin_mii_bus_driver); + platform_unregister_drivers(drivers, ARRAY_SIZE(drivers)); } module_exit(bfin_mac_cleanup);