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=-8.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,USER_AGENT_GIT 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 6E0C7C004D3 for ; Mon, 22 Oct 2018 15:02:19 +0000 (UTC) Received: from lists.ozlabs.org (lists.ozlabs.org [203.11.71.2]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id BA1462064C for ; Mon, 22 Oct 2018 15:02:18 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org BA1462064C Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=debian.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Received: from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 42f09h3dwYzF37B for ; Tue, 23 Oct 2018 02:02:16 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=debian.org Authentication-Results: lists.ozlabs.org; spf=none (mailfrom) smtp.mailfrom=debian.org (client-ip=148.163.156.1; helo=mx0a-001b2d01.pphosted.com; envelope-from=leitao@debian.org; receiver=) Authentication-Results: lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=debian.org Received: from mx0a-001b2d01.pphosted.com (mx0a-001b2d01.pphosted.com [148.163.156.1]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 42f00y011RzF31n for ; Tue, 23 Oct 2018 01:54:41 +1100 (AEDT) Received: from pps.filterd (m0098409.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.22/8.16.0.22) with SMTP id w9MEsVFM078119 for ; Mon, 22 Oct 2018 10:54:40 -0400 Received: from e16.ny.us.ibm.com (e16.ny.us.ibm.com [129.33.205.206]) by mx0a-001b2d01.pphosted.com with ESMTP id 2n9ghkrn6f-1 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=NOT) for ; Mon, 22 Oct 2018 10:54:39 -0400 Received: from localhost by e16.ny.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! 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Violators will be prosecuted; (version=TLSv1/SSLv3 cipher=AES256-GCM-SHA384 bits=256/256) Mon, 22 Oct 2018 10:54:37 -0400 Received: from b01ledav006.gho.pok.ibm.com (b01ledav006.gho.pok.ibm.com [9.57.199.111]) by b01cxnp22033.gho.pok.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id w9MEsaA830081108 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL); Mon, 22 Oct 2018 14:54:36 GMT Received: from b01ledav006.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 5CF05AC05E; Mon, 22 Oct 2018 14:54:36 +0000 (GMT) Received: from b01ledav006.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 38243AC059; Mon, 22 Oct 2018 14:54:35 +0000 (GMT) Received: from debra.ibm.com (unknown [9.85.163.197]) by b01ledav006.gho.pok.ibm.com (Postfix) with ESMTP; Mon, 22 Oct 2018 14:54:35 +0000 (GMT) From: Breno Leitao To: linuxppc-dev@lists.ozlabs.org Subject: [PATCH 7/9] powerpc/scom: Return NULL instead of 0 Date: Mon, 22 Oct 2018 11:54:18 -0300 X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1540220060-30162-1-git-send-email-leitao@debian.org> References: <1540220060-30162-1-git-send-email-leitao@debian.org> X-TM-AS-GCONF: 00 x-cbid: 18102214-0072-0000-0000-000003B9D425 X-IBM-SpamModules-Scores: X-IBM-SpamModules-Versions: BY=3.00009916; HX=3.00000242; KW=3.00000007; PH=3.00000004; SC=3.00000268; SDB=6.01106373; UDB=6.00572935; IPR=6.00886458; MB=3.00023857; MTD=3.00000008; XFM=3.00000015; UTC=2018-10-22 14:54:38 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 18102214-0073-0000-0000-000049D7F28A Message-Id: <1540220060-30162-7-git-send-email-leitao@debian.org> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:, , definitions=2018-10-22_08:, , signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 suspectscore=1 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=615 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1807170000 definitions=main-1810220128 X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Breno Leitao Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" Function scom_map_device() returns data type 'scom_map_t', which is a typedef for 'void *'. This functions is currently returning NULL and zero, which causes the following warning by 'sparse': arch/powerpc/sysdev/scom.c:63:24: warning: Using plain integer as NULL pointer arch/powerpc/sysdev/scom.c:86:24: warning: Using plain integer as NULL pointer This patch simply replaces zero by NULL. Signed-off-by: Breno Leitao --- arch/powerpc/sysdev/scom.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/powerpc/sysdev/scom.c b/arch/powerpc/sysdev/scom.c index 0f6fd5d04d33..a707b24a7ddb 100644 --- a/arch/powerpc/sysdev/scom.c +++ b/arch/powerpc/sysdev/scom.c @@ -60,7 +60,7 @@ scom_map_t scom_map_device(struct device_node *dev, int index) parent = scom_find_parent(dev); if (parent == NULL) - return 0; + return NULL; /* * We support "scom-reg" properties for adding scom registers @@ -83,7 +83,7 @@ scom_map_t scom_map_device(struct device_node *dev, int index) size >>= 2; if (index >= (size / (2*cells))) - return 0; + return NULL; reg = of_read_number(&prop[index * cells * 2], cells); cnt = of_read_number(&prop[index * cells * 2 + cells], cells); -- 2.19.0