From patchwork Wed Apr 29 14:09:42 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jason Yan X-Patchwork-Id: 11519365 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 59C9815AB for ; Thu, 30 Apr 2020 07:33:32 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (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 432EA20784 for ; Thu, 30 Apr 2020 07:33:32 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 432EA20784 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=huawei.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 63BB86EB81; Thu, 30 Apr 2020 07:33:16 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from huawei.com (szxga04-in.huawei.com [45.249.212.190]) by gabe.freedesktop.org (Postfix) with ESMTPS id E0A156EEA2 for ; Wed, 29 Apr 2020 14:10:28 +0000 (UTC) Received: from DGGEMS409-HUB.china.huawei.com (unknown [172.30.72.59]) by Forcepoint Email with ESMTP id EF597D0A7553792897A7; Wed, 29 Apr 2020 22:10:24 +0800 (CST) Received: from huawei.com (10.175.124.28) by DGGEMS409-HUB.china.huawei.com (10.3.19.209) with Microsoft SMTP Server id 14.3.487.0; Wed, 29 Apr 2020 22:10:16 +0800 From: Jason Yan To: , , , Subject: [PATCH] video: fbdev: valkyriefb.c: fix warning comparing pointer to 0 Date: Wed, 29 Apr 2020 22:09:42 +0800 Message-ID: <20200429140942.8137-1-yanaijie@huawei.com> X-Mailer: git-send-email 2.21.1 MIME-Version: 1.0 X-Originating-IP: [10.175.124.28] X-CFilter-Loop: Reflected X-Mailman-Approved-At: Thu, 30 Apr 2020 07:31:56 +0000 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Jason Yan Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Fix the following coccicheck warning: drivers/video/fbdev/valkyriefb.c:348:10-11: WARNING comparing pointer to 0, suggest !E drivers/video/fbdev/valkyriefb.c:334:12-13: WARNING comparing pointer to 0 drivers/video/fbdev/valkyriefb.c:348:10-11: WARNING comparing pointer to 0 Signed-off-by: Jason Yan --- drivers/video/fbdev/valkyriefb.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/video/fbdev/valkyriefb.c b/drivers/video/fbdev/valkyriefb.c index 4d20c4603e5a..8425afe37d7c 100644 --- a/drivers/video/fbdev/valkyriefb.c +++ b/drivers/video/fbdev/valkyriefb.c @@ -331,7 +331,7 @@ int __init valkyriefb_init(void) struct resource r; dp = of_find_node_by_name(NULL, "valkyrie"); - if (dp == 0) + if (!dp) return 0; if (of_address_to_resource(dp, 0, &r)) { @@ -345,7 +345,7 @@ int __init valkyriefb_init(void) #endif /* ppc (!CONFIG_MAC) */ p = kzalloc(sizeof(*p), GFP_ATOMIC); - if (p == 0) + if (!p) return -ENOMEM; /* Map in frame buffer and registers */