From patchwork Thu Feb 16 13:25:43 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Roger Lu X-Patchwork-Id: 654721 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4DEFFC61DA4 for ; Thu, 16 Feb 2023 13:26:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229487AbjBPN0e (ORCPT ); Thu, 16 Feb 2023 08:26:34 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39582 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229504AbjBPN0e (ORCPT ); Thu, 16 Feb 2023 08:26:34 -0500 Received: from mailgw02.mediatek.com (unknown [210.61.82.184]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F22CD59B56; Thu, 16 Feb 2023 05:25:50 -0800 (PST) X-UUID: 6b4a55e6adfd11ed945fc101203acc17-20230216 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:MIME-Version:Message-ID:Date:Subject:CC:To:From; bh=jC/44U9ggSgBJrhBDKLr2l+gbCEuEsIxD9KWU3fY9AI=; b=Grlid5vj+MrP6NoXWfg17r07PKVghwWOEit2u0SzbQ6FQVBtAxFIOYC0wPKMyyOhCqMBqCXF3CRxHNah+NMYbuLNJUsuqG6JBB9vlD1/0TVJwzEWUaCzUi0y8hSKI1uXHBS5thlM/i9HaVBSI3oaDbpkrKnakSscREePQ/caRWg=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.19, REQID:a05f40be-50e8-44e1-872e-5cace00ba80d, IP:0, U RL:0,TC:0,Content:-5,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTION :release,TS:-5 X-CID-META: VersionHash:885ddb2, CLOUDID:9745a9b0-beed-4dfc-bd9c-e1b22fa6ccc4, B ulkID:nil,BulkQuantity:0,Recheck:0,SF:102,TC:nil,Content:0,EDM:-3,IP:nil,U RL:11|1,File:nil,Bulk:nil,QS:nil,BEC:nil,COL:0,OSI:0,OSA:0,AV:0 X-CID-BVR: 0,NGT X-UUID: 6b4a55e6adfd11ed945fc101203acc17-20230216 Received: from mtkmbs11n1.mediatek.inc [(172.21.101.185)] by mailgw02.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 96290796; Thu, 16 Feb 2023 21:25:45 +0800 Received: from mtkmbs13n2.mediatek.inc (172.21.101.194) by mtkmbs13n1.mediatek.inc (172.21.101.193) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.792.15; Thu, 16 Feb 2023 21:25:44 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkmbs13n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.792.15 via Frontend Transport; Thu, 16 Feb 2023 21:25:44 +0800 From: Roger Lu To: Matthias Brugger , Enric Balletbo Serra , Kevin Hilman , Nicolas Boichat CC: Fan Chen , Roger Lu , Jia-wei Chang , , , , , , Subject: soc: mediatek: mtk-svs: fix passing zero to 'PTR_ERR' Date: Thu, 16 Feb 2023 21:25:43 +0800 Message-ID: <20230216132543.814-1-roger.lu@mediatek.com> X-Mailer: git-send-email 2.18.0 MIME-Version: 1.0 X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org nvmem_cell_get() cannot return NULL so checking for NULL is wrong here. Signed-off-by: Roger Lu Fixes: 6c7174fd90a4690 ("soc: mediatek: mtk-svs: use svs get efuse common function") Reported-by: kernel test robot Reported-by: Dan Carpenter Link: https://lore.kernel.org/r/202302160720.N64SWT4l-lkp@intel.com/ --- drivers/soc/mediatek/mtk-svs.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/soc/mediatek/mtk-svs.c b/drivers/soc/mediatek/mtk-svs.c index a7eb019b5157..8127fb6d587b 100644 --- a/drivers/soc/mediatek/mtk-svs.c +++ b/drivers/soc/mediatek/mtk-svs.c @@ -1726,7 +1726,7 @@ static int svs_get_efuse_data(struct svs_platform *svsp, struct nvmem_cell *cell; cell = nvmem_cell_get(svsp->dev, nvmem_cell_name); - if (IS_ERR_OR_NULL(cell)) { + if (IS_ERR(cell)) { dev_err(svsp->dev, "no \"%s\"? %ld\n", nvmem_cell_name, PTR_ERR(cell)); return PTR_ERR(cell);