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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 43BE5C4332F for ; Wed, 20 Apr 2022 13:01:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1378727AbiDTNE2 (ORCPT ); Wed, 20 Apr 2022 09:04:28 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43316 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1378743AbiDTNE1 (ORCPT ); Wed, 20 Apr 2022 09:04:27 -0400 Received: from mx0a-00128a01.pphosted.com (mx0a-00128a01.pphosted.com [148.163.135.77]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5F3F620F4E for ; Wed, 20 Apr 2022 06:01:41 -0700 (PDT) Received: from pps.filterd (m0167088.ppops.net [127.0.0.1]) by mx0a-00128a01.pphosted.com (8.17.1.5/8.17.1.5) with ESMTP id 23KCBHv1003110; Wed, 20 Apr 2022 09:01:31 -0400 Received: from nwd2mta4.analog.com ([137.71.173.58]) by mx0a-00128a01.pphosted.com (PPS) with ESMTPS id 3ffqn4qej0-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 20 Apr 2022 09:01:31 -0400 Received: from ASHBMBX8.ad.analog.com (ASHBMBX8.ad.analog.com [10.64.17.5]) by nwd2mta4.analog.com (8.14.7/8.14.7) with ESMTP id 23KD1U5n045438 (version=TLSv1/SSLv3 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL); Wed, 20 Apr 2022 09:01:30 -0400 Received: from ASHBCASHYB4.ad.analog.com (10.64.17.132) by ASHBMBX8.ad.analog.com (10.64.17.5) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.14; Wed, 20 Apr 2022 09:01:29 -0400 Received: from ASHBMBX9.ad.analog.com (10.64.17.10) by ASHBCASHYB4.ad.analog.com (10.64.17.132) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.14; Wed, 20 Apr 2022 09:01:29 -0400 Received: from zeus.spd.analog.com (10.66.68.11) by ashbmbx9.ad.analog.com (10.64.17.10) with Microsoft SMTP Server id 15.2.986.14 via Frontend Transport; Wed, 20 Apr 2022 09:01:29 -0400 Received: from nsa.ad.analog.com ([10.44.3.67]) by zeus.spd.analog.com (8.15.1/8.15.1) with ESMTP id 23KD1Jge010107; Wed, 20 Apr 2022 09:01:22 -0400 From: =?UTF-8?q?Nuno=20S=C3=A1?= To: CC: Frank Rowand , Rob Herring , Pantelis Antoniou Subject: [PATCH v2] of: overlay: do not break notify on NOTIFY_{OK|STOP} Date: Wed, 20 Apr 2022 15:02:05 +0200 Message-ID: <20220420130205.89435-1-nuno.sa@analog.com> X-Mailer: git-send-email 2.35.1 MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8bit X-ADIRuleOP-NewSCL: Rule Triggered X-Proofpoint-GUID: cdgerBk9ch_7MgYjUrfcmFtwdvZbfiqx X-Proofpoint-ORIG-GUID: cdgerBk9ch_7MgYjUrfcmFtwdvZbfiqx X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.858,Hydra:6.0.486,FMLib:17.11.64.514 definitions=2022-04-20_03,2022-04-20_01,2022-02-23_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 bulkscore=0 adultscore=0 impostorscore=0 spamscore=0 suspectscore=0 mlxlogscore=812 clxscore=1015 mlxscore=0 priorityscore=1501 lowpriorityscore=0 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2202240000 definitions=main-2204200078 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org We should not break overlay notifications on NOTIFY_{OK|STOP} otherwise we might break on the first fragment. We should only stop notifications if a *real* errno is returned by one of the listeners. Fixes: a1d19bd4cf1fe ("of: overlay: pr_err from return NOTIFY_OK to overlay apply/remove") Signed-off-by: Nuno Sá --- v2: * Only break fragment notification in case errno is returned from notifier; * Massaged commit message accordingly. drivers/of/overlay.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/drivers/of/overlay.c b/drivers/of/overlay.c index d80160cf34bb..d1187123c4fc 100644 --- a/drivers/of/overlay.c +++ b/drivers/of/overlay.c @@ -170,9 +170,7 @@ static int overlay_notify(struct overlay_changeset *ovcs, ret = blocking_notifier_call_chain(&overlay_notify_chain, action, &nd); - if (ret == NOTIFY_OK || ret == NOTIFY_STOP) - return 0; - if (ret) { + if (notifier_to_errno(ret)) { ret = notifier_to_errno(ret); pr_err("overlay changeset %s notifier error %d, target: %pOF\n", of_overlay_action_name[action], ret, nd.target); -- 2.35.1