From mboxrd@z Thu Jan 1 00:00:00 1970 From: "james qian wang (Arm Technology China)" Subject: Re: drm/komeda: Fix potential integer overflow in komeda_crtc_update_clock_ratio Date: Mon, 12 Aug 2019 10:18:11 +0000 Message-ID: <20190812101805.GA3984@jamwan02-TSP300> References: <20190812000801.GA29204@embeddedor> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from EUR02-HE1-obe.outbound.protection.outlook.com (mail-eopbgr10062.outbound.protection.outlook.com [40.107.1.62]) by gabe.freedesktop.org (Postfix) with ESMTPS id E8CF689F9F for ; Mon, 12 Aug 2019 10:18:29 +0000 (UTC) In-Reply-To: <20190812000801.GA29204@embeddedor> Content-Language: en-US Content-ID: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: "Gustavo A. R. Silva" Cc: David Airlie , Liviu Dudau , "linux-kernel@vger.kernel.org" , "dri-devel@lists.freedesktop.org" , nd List-Id: dri-devel@lists.freedesktop.org T24gU3VuLCBBdWcgMTEsIDIwMTkgYXQgMDc6MDg6MDFQTSAtMDUwMCwgR3VzdGF2byBBLiBSLiBT aWx2YSB3cm90ZToKPiBBZGQgc3VmZml4IFVMTCB0byBjb25zdGFudCAxMDAwIGluIG9yZGVyIHRv IGF2b2lkIGEgcG90ZW50aWFsIGludGVnZXIKPiBvdmVyZmxvdyBhbmQgZ2l2ZSB0aGUgY29tcGls ZXIgY29tcGxldGUgaW5mb3JtYXRpb24gYWJvdXQgdGhlIHByb3Blcgo+IGFyaXRobWV0aWMgdG8g dXNlLiBOb3RpY2UgdGhhdCB0aGlzIGNvbnN0YW50IGlzIGJlaW5nIHVzZWQgaW4gYSBjb250ZXh0 Cj4gdGhhdCBleHBlY3RzIGFuIGV4cHJlc3Npb24gb2YgdHlwZSB1NjQsIGJ1dCBpdCdzIGN1cnJl bnRseSBldmFsdWF0ZWQKPiB1c2luZyAzMi1iaXQgYXJpdGhtZXRpYy4KPiAKPiBBZGRyZXNzZXMt Q292ZXJpdHktSUQ6IDE0ODU3OTYgKCJVbmludGVudGlvbmFsIGludGVnZXIgb3ZlcmZsb3ciKQo+ IEZpeGVzOiBlZDIyYzZkOTMwNGQgKCJkcm0va29tZWRhOiBVc2UgZHJtX2Rpc3BsYXlfbW9kZSAi Y3J0Y18iIHByZWZpeGVkIGhhcmR3YXJlIHRpbWluZ3MiKQo+IFNpZ25lZC1vZmYtYnk6IEd1c3Rh dm8gQS4gUi4gU2lsdmEgPGd1c3Rhdm9AZW1iZWRkZWRvci5jb20+Cj4gLS0tCj4gIGRyaXZlcnMv Z3B1L2RybS9hcm0vZGlzcGxheS9rb21lZGEva29tZWRhX2NydGMuYyB8IDIgKy0KPiAgMSBmaWxl IGNoYW5nZWQsIDEgaW5zZXJ0aW9uKCspLCAxIGRlbGV0aW9uKC0pCj4gCj4gZGlmZiAtLWdpdCBh L2RyaXZlcnMvZ3B1L2RybS9hcm0vZGlzcGxheS9rb21lZGEva29tZWRhX2NydGMuYyBiL2RyaXZl cnMvZ3B1L2RybS9hcm0vZGlzcGxheS9rb21lZGEva29tZWRhX2NydGMuYwo+IGluZGV4IGZhOWE0 NTkzYmIzNy4uNjI0ZDI1N2RhMjBmIDEwMDY0NAo+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9hcm0v ZGlzcGxheS9rb21lZGEva29tZWRhX2NydGMuYwo+ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9hcm0v ZGlzcGxheS9rb21lZGEva29tZWRhX2NydGMuYwo+IEBAIC0yNyw3ICsyNyw3IEBAIHN0YXRpYyB2 b2lkIGtvbWVkYV9jcnRjX3VwZGF0ZV9jbG9ja19yYXRpbyhzdHJ1Y3Qga29tZWRhX2NydGNfc3Rh dGUgKmtjcnRjX3N0KQo+ICAJCXJldHVybjsKPiAgCX0KPiAgCj4gLQlweGxjbGsgPSBrY3J0Y19z dC0+YmFzZS5hZGp1c3RlZF9tb2RlLmNydGNfY2xvY2sgKiAxMDAwOwo+ICsJcHhsY2xrID0ga2Ny dGNfc3QtPmJhc2UuYWRqdXN0ZWRfbW9kZS5jcnRjX2Nsb2NrICogMTAwMFVMTDsKPiAgCWFjbGsg PSBrb21lZGFfY3J0Y19nZXRfYWNsayhrY3J0Y19zdCk7Cj4gIAo+ICAJa2NydGNfc3QtPmNsb2Nr X3JhdGlvID0gZGl2NjRfdTY0KGFjbGsgPDwgMzIsIHB4bGNsayk7CgpUaGFuayB5b3UgZm9yIHRo ZSBwYXRjaC4KClJldmlld2VkLWJ5OiBKYW1lcyBRaWFuIFdhbmcgKEFybSBUZWNobm9sb2d5IENo aW5hKSA8amFtZXMucWlhbi53YW5nQGFybS5jb20+Cl9fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fCmRyaS1kZXZlbCBtYWlsaW5nIGxpc3QKZHJpLWRldmVsQGxp c3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFu L2xpc3RpbmZvL2RyaS1kZXZlbA==