Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758175AbdDRXYl (ORCPT ); Tue, 18 Apr 2017 19:24:41 -0400 Received: from mga11.intel.com ([192.55.52.93]:38700 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753130AbdDRXYi (ORCPT ); Tue, 18 Apr 2017 19:24:38 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.37,219,1488873600"; d="scan'208";a="1120907201" Date: Wed, 19 Apr 2017 01:24:31 +0200 From: Samuel Ortiz To: Johan Hovold Cc: linux-wireless@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2 0/8] NFC: fix device allocation and nfcmrvl crashes Message-ID: <20170418232431.GB13724@zurbaran.ger.intel.com> References: <20170330101542.15384-1-johan@kernel.org> <20170418100916.GB2823@localhost> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20170418100916.GB2823@localhost> User-Agent: Mutt/1.8.0 (2017-02-23) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1514 Lines: 34 Hi Johan, On Tue, Apr 18, 2017 at 12:09:16PM +0200, Johan Hovold wrote: > On Thu, Mar 30, 2017 at 12:15:34PM +0200, Johan Hovold wrote: > > This started out with the observation that the nfcmrvl_uart driver > > unconditionally dereferenced the tty class device despite the fact that > > not every tty has an associated struct device (Unix98 ptys). Some > > further changes were needed in the common nfcmrvl code to fully address > > this, some of which also incidentally fixed a few related bugs (e.g. > > resource leaks in error paths). > > > > While fixing this I stumbled over a regression in NFC core that lead to > > broken registration error paths and misnamed workqueues. > > > > Note that this has only been tested by configuring the n_hci line > > discipline for different ttys without any actual NFC hardware connected. > > > Johan Hovold (8): > > NFC: fix broken device allocation > > NFC: nfcmrvl_uart: add missing tty-device sanity check > > NFC: nfcmrvl: do not use device-managed resources > > NFC: nfcmrvl: use nfc-device for firmware download > > NFC: nfcmrvl: fix firmware-management initialisation > > NFC: nfcmrvl_uart: fix device-node leak during probe > > NFC: nfcmrvl_usb: use interface as phy device > > NFC: nfcmrvl: allow gpio 0 for reset signalling > > Any chance of getting these into 4.12, Samuel? I have yours and Mark Greer patchset pending. I'll push them to nfc-next and see if I can send another pull request to Dave by the end of this week. Cheers, Samuel.