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 X-Spam-Level: X-Spam-Status: No, score=-20.2 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3B2CDC433B4 for ; Sun, 4 Apr 2021 15:27:35 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E220E610CF for ; Sun, 4 Apr 2021 15:27:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230435AbhDDP00 (ORCPT ); Sun, 4 Apr 2021 11:26:26 -0400 Received: from mail3-relais-sop.national.inria.fr ([192.134.164.104]:29546 "EHLO mail3-relais-sop.national.inria.fr" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229861AbhDDP0Z (ORCPT ); Sun, 4 Apr 2021 11:26:25 -0400 IronPort-HdrOrdr: =?us-ascii?q?A9a23=3AY2d9Ga8XTmD/lIU2x9Ruk+AYI+orLtY04lQ7?= =?us-ascii?q?vn1ZYxpTb8CeioSSjO0WvCWE6go5dXk8lbm7U5Wobmjb8fdOi7U5GZeHcE3YtH?= =?us-ascii?q?CzLIdkhLGSoAHIPyHl7OZS2eNBXsFFaeHYNlRxgcbk7ATQKb9J/PC87Kuqie3C?= =?us-ascii?q?pk0CcShWbchbgztRNhyWCQlfSgVAGPMCdKa014534wCtfnkada2Aa0UtVeKrnb?= =?us-ascii?q?L2qK4=3D?= X-IronPort-AV: E=Sophos;i="5.81,304,1610406000"; d="scan'208";a="377727877" Received: from 173.121.68.85.rev.sfr.net (HELO hadrien) ([85.68.121.173]) by mail3-relais-sop.national.inria.fr with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 04 Apr 2021 17:26:19 +0200 Date: Sun, 4 Apr 2021 17:26:19 +0200 (CEST) From: Julia Lawall X-X-Sender: jll@hadrien To: Sven Peter cc: Marc Zyngier , Joerg Roedel , Will Deacon , iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kbuild-all@lists.01.org Subject: [PATCH] iommu: dart: fix call_kern.cocci warnings Message-ID: User-Agent: Alpine 2.22 (DEB 394 2020-01-19) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: kernel test robot Function apple_dart_attach_stream called on line 519 inside lock on line 509 but uses GFP_KERNEL Generated by: scripts/coccinelle/locks/call_kern.cocci Fixes: ce67d3b3ef37 ("iommu: dart: Add DART iommu driver") CC: Sven Peter Reported-by: kernel test robot Signed-off-by: kernel test robot Signed-off-by: Julia Lawall --- tree: https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms.git hack/m1-pcie head: 1fd2c9634dd24fba323baba52200de18e4d3f4ee commit: ce67d3b3ef3734925631ec65deb1cf8078d826cf [14/15] iommu: dart: Add DART iommu driver :::::: branch date: 8 hours ago :::::: commit date: 8 hours ago Please take the patch only if it's a positive warning. Thanks! apple-dart-iommu.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/iommu/apple-dart-iommu.c +++ b/drivers/iommu/apple-dart-iommu.c @@ -435,7 +435,7 @@ static int apple_dart_attach_stream(stru goto error; } - stream = kzalloc(sizeof(*stream), GFP_KERNEL); + stream = kzalloc(sizeof(*stream), GFP_ATOMIC); if (!stream) { ret = -ENOMEM; goto error;