From patchwork Sun Jan 14 17:17:00 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Benjamin ROBIN X-Patchwork-Id: 13519243 Received: from smtpout2.mo529.mail-out.ovh.net (smtpout2.mo529.mail-out.ovh.net [79.137.123.220]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 25479D313 for ; Sun, 14 Jan 2024 17:25:38 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=benjarobin.fr Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=benjarobin.fr Received: from mxplan5.mail.ovh.net (unknown [10.109.139.82]) by mo529.mail-out.ovh.net (Postfix) with ESMTPS id 4E86220454; Sun, 14 Jan 2024 17:17:38 +0000 (UTC) Received: from benjarobin.fr (37.59.142.108) by DAG6EX2.mxp5.local (172.16.2.52) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.35; Sun, 14 Jan 2024 18:17:37 +0100 Authentication-Results: garm.ovh; auth=pass (GARM-108S002126686b2-6824-4f8d-a664-6e313a433c7a, 5BE38D5D59959AD767059B58A5CDE138DFC9D9F8) smtp.auth=dev@benjarobin.fr X-OVh-ClientIp: 92.161.126.4 From: Benjamin ROBIN To: CC: , Benjamin ROBIN Subject: [PATCH 11/34] kernelshark: Prevent potential divide by zero in Shape::center() Date: Sun, 14 Jan 2024 18:17:00 +0100 Message-ID: <20240114171723.14092-12-dev@benjarobin.fr> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240114171723.14092-1-dev@benjarobin.fr> References: <20240114171723.14092-1-dev@benjarobin.fr> Precedence: bulk X-Mailing-List: linux-trace-devel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: DAG1EX2.mxp5.local (172.16.2.2) To DAG6EX2.mxp5.local (172.16.2.52) X-Ovh-Tracer-GUID: 70ddaff6-5730-4ae6-a8e5-43873e05f87a X-Ovh-Tracer-Id: 1671116938216431514 X-VR-SPAMSTATE: OK X-VR-SPAMSCORE: 0 X-VR-SPAMCAUSE: gggruggvucftvghtrhhoucdtuddrgedvkedrvdeiledgleelucetufdoteggodetrfdotffvucfrrhhofhhilhgvmecuqfggjfdpvefjgfevmfevgfenuceurghilhhouhhtmecuhedttdenucenucfjughrpefhvfevufffkffojghfggfgtghisehtkeertdertddtnecuhfhrohhmpeeuvghnjhgrmhhinhcutffquefkpfcuoeguvghvsegsvghnjhgrrhhosghinhdrfhhrqeenucggtffrrghtthgvrhhnpedtheetffeikedvjeegudelheelkeehheekgffgheehtdevjeffjedvgedtvefhjeenucfkphepuddvjedrtddrtddruddpfeejrdehledrudegvddruddtkedpledvrdduiedurdduvdeirdegnecuvehluhhsthgvrhfuihiivgepfeenucfrrghrrghmpehinhgvthepuddvjedrtddrtddruddpmhgrihhlfhhrohhmpeeouggvvhessggvnhhjrghrohgsihhnrdhfrheqpdhnsggprhgtphhtthhopedupdhrtghpthhtohephidrkhgrrhgrugiisehgmhgrihhlrdgtohhmpdhlihhnuhigqdhtrhgrtggvqdguvghvvghlsehvghgvrhdrkhgvrhhnvghlrdhorhhgpdfovfetjfhoshhtpehmohehvdelpdhmohguvgepshhmthhpohhuth Signed-off-by: Benjamin ROBIN --- src/KsPlotTools.cpp | 14 ++++++++------ 1 file changed, 8 insertions(+), 6 deletions(-) diff --git a/src/KsPlotTools.cpp b/src/KsPlotTools.cpp index 1d63a9b..8011329 100644 --- a/src/KsPlotTools.cpp +++ b/src/KsPlotTools.cpp @@ -318,13 +318,15 @@ ksplot_point Shape::center() const { ksplot_point c = {0, 0}; - for (size_t i = 0; i < _nPoints; ++i) { - c.x += _points[i].x; - c.y += _points[i].y; - } + if (_nPoints > 0) { + for (size_t i = 0; i < _nPoints; ++i) { + c.x += _points[i].x; + c.y += _points[i].y; + } - c.x /= _nPoints; - c.y /= _nPoints; + c.x /= _nPoints; + c.y /= _nPoints; + } return c; }