From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Morton Subject: [patch 135/166] checkpatch: check proper licensing of Devicetree bindings Date: Mon, 06 Apr 2020 20:11:13 -0700 Message-ID: <20200407031113.32cyhpO2F%akpm@linux-foundation.org> References: <20200406200254.a69ebd9e08c4074e41ddebaf@linux-foundation.org> Reply-To: linux-kernel@vger.kernel.org Return-path: Received: from mail.kernel.org ([198.145.29.99]:56920 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726702AbgDGDLP (ORCPT ); Mon, 6 Apr 2020 23:11:15 -0400 In-Reply-To: <20200406200254.a69ebd9e08c4074e41ddebaf@linux-foundation.org> Sender: mm-commits-owner@vger.kernel.org List-Id: mm-commits@vger.kernel.org To: airlied@linux.ie, akpm@linux-foundation.org, daniel@ffwll.ch, jernej.skrabec@siol.net, joe@perches.com, jonas@kwiboo.se, Laurent.pinchart@ideasonboard.com, linux-mm@kvack.org, lkundrak@v3.sk, mark.rutland@arm.com, mm-commits@vger.kernel.org, narmstrong@baylibre.com, robh@kernel.org, torvalds@linux-foundation.org From: Lubomir Rintel Subject: checkpatch: check proper licensing of Devicetree bindings According to Devicetree maintainers (see Link: below), the Devicetree binding documents are preferrably licensed (GPL-2.0-only OR BSD-2-Clause). Let's check that. The actual check is a bit more relaxed, to allow more liberal but compatible licensing (e.g. GPL-2.0-or-later OR BSD-2-Clause). Link: https://lore.kernel.org/lkml/20200108142132.GA4830@bogus/ Link: http://lkml.kernel.org/r/20200309215153.38824-1-lkundrak@v3.sk Signed-off-by: Lubomir Rintel Acked-by: Joe Perches Cc: Rob Herring Cc: Neil Armstrong Cc: Laurent Pinchart , Cc: Jonas Karlman , Cc: Jernej Skrabec , Cc: Mark Rutland , Cc: David Airlie Cc: Daniel Vetter , Signed-off-by: Andrew Morton --- scripts/checkpatch.pl | 11 +++++++++++ 1 file changed, 11 insertions(+) --- a/scripts/checkpatch.pl~checkpatch-check-proper-licensing-of-devicetree-bindings +++ a/scripts/checkpatch.pl @@ -3157,6 +3157,17 @@ sub process { WARN("SPDX_LICENSE_TAG", "'$spdx_license' is not supported in LICENSES/...\n" . $herecurr); } + if ($realfile =~ m@^Documentation/devicetree/bindings/@ && + not $spdx_license =~ /GPL-2\.0.*BSD-2-Clause/) { + my $msg_level = \&WARN; + $msg_level = \&CHK if ($file); + if (&{$msg_level}("SPDX_LICENSE_TAG", + + "DT binding documents should be licensed (GPL-2.0-only OR BSD-2-Clause)\n" . $herecurr) && + $fix) { + $fixed[$fixlinenr] =~ s/SPDX-License-Identifier: .*/SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)/; + } + } } } } _