From patchwork Mon Nov 8 10:11:55 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Borislav Petkov X-Patchwork-Id: 12608153 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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id DBF18C4167E for ; Mon, 8 Nov 2021 10:13:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id CF10961378 for ; Mon, 8 Nov 2021 10:13:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238734AbhKHKQ0 (ORCPT ); Mon, 8 Nov 2021 05:16:26 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38676 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238646AbhKHKPj (ORCPT ); Mon, 8 Nov 2021 05:15:39 -0500 Received: from mail.skyhub.de (mail.skyhub.de [IPv6:2a01:4f8:190:11c2::b:1457]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C1C91C061225; Mon, 8 Nov 2021 02:12:41 -0800 (PST) Received: from zn.tnic (p200300ec2f33110088892b77bd117736.dip0.t-ipconnect.de [IPv6:2003:ec:2f33:1100:8889:2b77:bd11:7736]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.skyhub.de (SuperMail on ZX Spectrum 128k) with ESMTPSA id 157C81EC0532; Mon, 8 Nov 2021 11:12:40 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alien8.de; s=dkim; t=1636366360; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=09n/BxWcIS/wpoPlTHkUE3fbYzuqeKtXWX0IynIoGCU=; b=X+rE+/Sg1vx8f2dmqU+VpPZVwVtgvV+qaNxy3EahuloQ6rhm5dAF/2rSn0PisDeOMZ3eqt 1vIksk0vJ9XD9aQV8Y4NSF9b0WJ9TMbMfUgRHhfxR1kqeWyhOjOl59/tF/w4LwjB2XYRK/ /CT7IrVHmQqEtn7sMEnTsm6+KInBSJM= From: Borislav Petkov To: LKML Cc: linux-edac@vger.kernel.org Subject: [PATCH v0 40/42] EDAC/altera: Check notifier registration return value Date: Mon, 8 Nov 2021 11:11:55 +0100 Message-Id: <20211108101157.15189-41-bp@alien8.de> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20211108101157.15189-1-bp@alien8.de> References: <20211108101157.15189-1-bp@alien8.de> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-edac@vger.kernel.org From: Borislav Petkov Avoid homegrown notifier registration checks. No functional changes. Signed-off-by: Borislav Petkov Cc: linux-edac@vger.kernel.org --- drivers/edac/altera_edac.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/edac/altera_edac.c b/drivers/edac/altera_edac.c index 3a6d2416cb0f..49fa7ae77ba3 100644 --- a/drivers/edac/altera_edac.c +++ b/drivers/edac/altera_edac.c @@ -2125,8 +2125,10 @@ static int altr_edac_a10_probe(struct platform_device *pdev) int dberror, err_addr; edac->panic_notifier.notifier_call = s10_edac_dberr_handler; - atomic_notifier_chain_register(&panic_notifier_list, - &edac->panic_notifier); + + if (atomic_notifier_chain_register(&panic_notifier_list, + &edac->panic_notifier)) + pr_warn("Panic notifier already registered\n"); /* Printout a message if uncorrectable error previously. */ regmap_read(edac->ecc_mgr_map, S10_SYSMGR_UE_VAL_OFST,