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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id E28B6C433EF for ; Mon, 8 Nov 2021 10:14:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id CB55561207 for ; Mon, 8 Nov 2021 10:14:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236561AbhKHKQx (ORCPT ); Mon, 8 Nov 2021 05:16:53 -0500 Received: from mail.skyhub.de ([5.9.137.197]:38212 "EHLO mail.skyhub.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237796AbhKHKPC (ORCPT ); Mon, 8 Nov 2021 05:15:02 -0500 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 BBC4E1EC04DF; Mon, 8 Nov 2021 11:12:17 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alien8.de; s=dkim; t=1636366337; 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=ep7j9G42891L05tSsxLfVmYsv/PsX1G5hep8Uts9rKg=; b=UKC4fpx8lgFJ+d817FD2SefJHa5FpEyJJINldotdQ3J8/DARkWx6+2tSVfDBt9/vMCPdgk d0/bOdrlhmQVLLslQ1PHOLlAdmEnk8KPxvKbLDbzyCXkXm3tVe+w8FxX7/Td7u2JtPBhM6 OUvsLZZwU2kqY+sl4Elxc1X3iI1slcs= From: Borislav Petkov To: LKML Cc: Ayush Sawal , Vinay Kumar Yadav , Rohit Maheshwari Subject: [PATCH v0 12/42] ethernet: chelsio: Check notifier registration return value Date: Mon, 8 Nov 2021 11:11:27 +0100 Message-Id: <20211108101157.15189-13-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 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Borislav Petkov Avoid homegrown notifier registration checks. No functional changes. Signed-off-by: Borislav Petkov Cc: Ayush Sawal Cc: Vinay Kumar Yadav Cc: Rohit Maheshwari --- .../net/ethernet/chelsio/inline_crypto/chtls/chtls_main.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_main.c b/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_main.c index 9098b3eed4da..43ee3fb6bc67 100644 --- a/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_main.c +++ b/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_main.c @@ -39,7 +39,10 @@ static uint send_page_order = (14 - PAGE_SHIFT < 0) ? 0 : 14 - PAGE_SHIFT; static void register_listen_notifier(struct notifier_block *nb) { mutex_lock(¬ify_mutex); - raw_notifier_chain_register(&listen_notify_list, nb); + + if (raw_notifier_chain_register(&listen_notify_list, nb)) + pr_warn("chtls listen notifier already registered\n"); + mutex_unlock(¬ify_mutex); } -- 2.29.2