From patchwork Thu Dec 14 11:44:07 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nicola Vetrini X-Patchwork-Id: 13492897 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 lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id E5368C4167D for ; Thu, 14 Dec 2023 11:44:29 +0000 (UTC) Received: from list by lists.xenproject.org with outflank-mailman.654487.1021401 (Exim 4.92) (envelope-from ) id 1rDk8W-00019Z-Sx; Thu, 14 Dec 2023 11:44:16 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 654487.1021401; Thu, 14 Dec 2023 11:44:16 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1rDk8W-00019O-Or; Thu, 14 Dec 2023 11:44:16 +0000 Received: by outflank-mailman (input) for mailman id 654487; Thu, 14 Dec 2023 11:44:15 +0000 Received: from se1-gles-sth1-in.inumbo.com ([159.253.27.254] helo=se1-gles-sth1.inumbo.com) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1rDk8V-0000uU-Oq for xen-devel@lists.xenproject.org; Thu, 14 Dec 2023 11:44:15 +0000 Received: from support.bugseng.com (mail.bugseng.com [162.55.131.47]) by se1-gles-sth1.inumbo.com (Halon) with ESMTPS id 1b22bd8e-9a76-11ee-98e9-6d05b1d4d9a1; Thu, 14 Dec 2023 12:44:14 +0100 (CET) Received: from nico.bugseng.com (unknown [147.123.100.131]) by support.bugseng.com (Postfix) with ESMTPSA id 3BE0F4EE0744; Thu, 14 Dec 2023 12:44:14 +0100 (CET) X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" X-Inumbo-ID: 1b22bd8e-9a76-11ee-98e9-6d05b1d4d9a1 From: Nicola Vetrini To: xen-devel@lists.xenproject.org Cc: consulting@bugseng.com, Nicola Vetrini , Jan Beulich , Andrew Cooper , =?utf-8?q?Roger_Pau_Monn=C3=A9?= , Wei Liu Subject: [XEN PATCH 2/5] x86/ioapic: use NULL as a null pointer constant Date: Thu, 14 Dec 2023 12:44:07 +0100 Message-Id: <01968117d9fc3eee6d6eca0d340d9d2edd4d6dd4.1702553835.git.nicola.vetrini@bugseng.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: References: MIME-Version: 1.0 Resolves violations of MISRA C Rule 11.9. No functional change. Signed-off-by: Nicola Vetrini Reviewed-by: Stefano Stabellini Acked-by: Jan Beulich --- xen/arch/x86/io_apic.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/xen/arch/x86/io_apic.c b/xen/arch/x86/io_apic.c index d11c880544e6..dd25ba394301 100644 --- a/xen/arch/x86/io_apic.c +++ b/xen/arch/x86/io_apic.c @@ -207,7 +207,7 @@ struct IO_APIC_route_entry **alloc_ioapic_entries(void) ioapic_entries = xmalloc_array(struct IO_APIC_route_entry *, nr_ioapics); if (!ioapic_entries) - return 0; + return NULL; for (apic = 0; apic < nr_ioapics; apic++) { ioapic_entries[apic] = @@ -224,7 +224,7 @@ nomem: xfree(ioapic_entries[apic]); xfree(ioapic_entries); - return 0; + return NULL; } union entry_union {