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=-11.3 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY, URIBL_BLOCKED,USER_AGENT_SANE_2 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 B0CB7C4363A for ; Mon, 26 Oct 2020 01:31:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5382C2225C for ; Mon, 26 Oct 2020 01:31:39 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="HC7eHEWq" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1421146AbgJZBbi (ORCPT ); Sun, 25 Oct 2020 21:31:38 -0400 Received: from mailgw02.mediatek.com ([1.203.163.81]:45896 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1421144AbgJZBbi (ORCPT ); Sun, 25 Oct 2020 21:31:38 -0400 X-UUID: d813a77c2ec0400499b3d8f1a6b5064f-20201026 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:MIME-Version:Content-Type:References:In-Reply-To:Date:CC:To:From:Subject:Message-ID; bh=vVvfkbUAMLnEGPVp22orf6GiMNv3USdQoc6xNCO1YfM=; b=HC7eHEWqrJsZ2BjdniBzyPPGb/8uJ0nKKMfyeF3N/czBIvUUbF1Q3QBT8Htn0m4jpYIo5SZWx/vxIlAzfRUHqmIGcIetQhp1365VUGo+7HfsD18qI2uhSZ233af+zxNO9fb0Xhdaqo82JnCBGmaRjJFvxsJFtnfjM4waUrVQNr0=; X-UUID: d813a77c2ec0400499b3d8f1a6b5064f-20201026 Received: from mtkcas35.mediatek.inc [(172.27.4.253)] by mailgw02.mediatek.com (envelope-from ) (mailgw01.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 785108375; Mon, 26 Oct 2020 09:31:33 +0800 Received: from MTKCAS36.mediatek.inc (172.27.4.186) by MTKMBS31N2.mediatek.inc (172.27.4.87) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 26 Oct 2020 09:31:26 +0800 Received: from [10.17.3.153] (10.17.3.153) by MTKCAS36.mediatek.inc (172.27.4.170) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Mon, 26 Oct 2020 09:31:26 +0800 Message-ID: <1603675886.25719.15.camel@mhfsdcap03> Subject: Re: [PATCH] i2c: mediatek: remove redundant null check From: Qii Wang To: Xu Wang CC: , , , Date: Mon, 26 Oct 2020 09:31:26 +0800 In-Reply-To: <20200930084233.53085-1-vulab@iscas.ac.cn> References: <20200930084233.53085-1-vulab@iscas.ac.cn> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.10.4-0ubuntu2 MIME-Version: 1.0 X-TM-SNTS-SMTP: C5F9B31DFEC0D8FA081D2D8373472B423FFF94D55D1C916320D7C9D4142E35FF2000:8 X-MTK: N Content-Transfer-Encoding: base64 Precedence: bulk List-ID: X-Mailing-List: linux-i2c@vger.kernel.org VGhhbmtzLCBpdCBsb29rcyBnb29kIGZvciBtZSwgaXQgd291bGQgYmUgYmV0dGVyIHRvIHJlbW92 ZSBhbGwgdXNlbGVzcw0KbWVtYmVycw0KDQpPbiBXZWQsIDIwMjAtMDktMzAgYXQgMDg6NDIgKzAw MDAsIFh1IFdhbmcgd3JvdGU6DQo+IEJlY2F1c2UgY2xrX2Rpc2FibGVfdW5wcmVwYXJlIGFscmVh ZHkgY2hlY2tlZCBOVUxMIGNsb2NrIHBhcmFtZXRlciwNCj4gc28gdGhlIGFkZGl0aW9uYWwgY2hl Y2tzIGFyZSB1bm5lY2Vzc2FyeSwganVzdCByZW1vdmUgaXQNCj4gDQo+IFNpZ25lZC1vZmYtYnk6 IFh1IFdhbmcgPHZ1bGFiQGlzY2FzLmFjLmNuPg0KPiAtLS0NCj4gIGRyaXZlcnMvaTJjL2J1c3Nl cy9pMmMtbXQ2NXh4LmMgfCA5ICsrKy0tLS0tLQ0KPiAgMSBmaWxlIGNoYW5nZWQsIDMgaW5zZXJ0 aW9ucygrKSwgNiBkZWxldGlvbnMoLSkNCj4gDQo+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2kyYy9i dXNzZXMvaTJjLW10NjV4eC5jIGIvZHJpdmVycy9pMmMvYnVzc2VzL2kyYy1tdDY1eHguYw0KPiBp bmRleCAwY2JkZmJlNjA1YjUuLjQ4ZDM3ZGU4MjdlMSAxMDA2NDQNCj4gLS0tIGEvZHJpdmVycy9p MmMvYnVzc2VzL2kyYy1tdDY1eHguYw0KPiArKysgYi9kcml2ZXJzL2kyYy9idXNzZXMvaTJjLW10 NjV4eC5jDQo+IEBAIC00NDksOCArNDQ5LDcgQEAgc3RhdGljIGludCBtdGtfaTJjX2Nsb2NrX2Vu YWJsZShzdHJ1Y3QgbXRrX2kyYyAqaTJjKQ0KPiAgCXJldHVybiAwOw0KPiAgDQo+ICBlcnJfYXJi Og0KPiAtCWlmIChpMmMtPmhhdmVfcG1pYykNCj4gLQkJY2xrX2Rpc2FibGVfdW5wcmVwYXJlKGky Yy0+Y2xrX3BtaWMpOw0KPiArCWNsa19kaXNhYmxlX3VucHJlcGFyZShpMmMtPmNsa19wbWljKTsN Cj4gIGVycl9wbWljOg0KPiAgCWNsa19kaXNhYmxlX3VucHJlcGFyZShpMmMtPmNsa19tYWluKTsN Cj4gIGVycl9tYWluOg0KPiBAQCAtNDYxLDExICs0NjAsOSBAQCBzdGF0aWMgaW50IG10a19pMmNf Y2xvY2tfZW5hYmxlKHN0cnVjdCBtdGtfaTJjICppMmMpDQo+ICANCj4gIHN0YXRpYyB2b2lkIG10 a19pMmNfY2xvY2tfZGlzYWJsZShzdHJ1Y3QgbXRrX2kyYyAqaTJjKQ0KPiAgew0KPiAtCWlmIChp MmMtPmNsa19hcmIpDQo+IC0JCWNsa19kaXNhYmxlX3VucHJlcGFyZShpMmMtPmNsa19hcmIpOw0K PiArCWNsa19kaXNhYmxlX3VucHJlcGFyZShpMmMtPmNsa19hcmIpOw0KPiAgDQo+IC0JaWYgKGky Yy0+aGF2ZV9wbWljKQ0KPiAtCQljbGtfZGlzYWJsZV91bnByZXBhcmUoaTJjLT5jbGtfcG1pYyk7 DQo+ICsJY2xrX2Rpc2FibGVfdW5wcmVwYXJlKGkyYy0+Y2xrX3BtaWMpOw0KPiAgDQo+ICAJY2xr X2Rpc2FibGVfdW5wcmVwYXJlKGkyYy0+Y2xrX21haW4pOw0KPiAgCWNsa19kaXNhYmxlX3VucHJl cGFyZShpMmMtPmNsa19kbWEpOw0KDQo=