From patchwork Wed Dec 16 13:16:37 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stanley Chu X-Patchwork-Id: 344745 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=-16.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, UNPARSEABLE_RELAY, URIBL_BLOCKED, USER_AGENT_GIT 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 608A6C2BBCA for ; Wed, 16 Dec 2020 13:17:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1EDA1233F6 for ; Wed, 16 Dec 2020 13:17:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726223AbgLPNR2 (ORCPT ); Wed, 16 Dec 2020 08:17:28 -0500 Received: from mailgw01.mediatek.com ([210.61.82.183]:60959 "EHLO mailgw01.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1726225AbgLPNR2 (ORCPT ); Wed, 16 Dec 2020 08:17:28 -0500 X-UUID: 0c41cf8a480346bd8b3db880cd8b6ec4-20201216 X-UUID: 0c41cf8a480346bd8b3db880cd8b6ec4-20201216 Received: from mtkcas06.mediatek.inc [(172.21.101.30)] by mailgw01.mediatek.com (envelope-from ) (Cellopoint E-mail Firewall v4.1.14 Build 0819 with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 1654199335; Wed, 16 Dec 2020 21:16:43 +0800 Received: from mtkcas11.mediatek.inc (172.21.101.40) by mtkmbs08n2.mediatek.inc (172.21.101.56) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Wed, 16 Dec 2020 21:16:38 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas11.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Wed, 16 Dec 2020 21:16:39 +0800 From: Stanley Chu To: , , , , CC: , , , , , , , , , , , , , , , , Stanley Chu Subject: [PATCH v2 2/4] scsi: ufs: Remove redundant null checking of devfreq instance Date: Wed, 16 Dec 2020 21:16:37 +0800 Message-ID: <20201216131639.4128-3-stanley.chu@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20201216131639.4128-1-stanley.chu@mediatek.com> References: <20201216131639.4128-1-stanley.chu@mediatek.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: 25B50F542834B30D2391DB7057EA934F6ACF8A9CC0F1E2E4EB05BB593B2F80292000:8 X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org hba->devfreq is zero-initialized thus it is not required to check its existence in ufshcd_add_lus() function which is invoked during initialization only. Signed-off-by: Stanley Chu Reviewed-by: Can Guo --- drivers/scsi/ufs/ufshcd.c | 14 ++++++-------- 1 file changed, 6 insertions(+), 8 deletions(-) diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index a91b73a1fc48..9cc16598136d 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -7636,15 +7636,13 @@ static int ufshcd_add_lus(struct ufs_hba *hba) &hba->pwr_info, sizeof(struct ufs_pa_layer_attr)); hba->clk_scaling.saved_pwr_info.is_valid = true; - if (!hba->devfreq) { - hba->clk_scaling.is_allowed = true; - ret = ufshcd_devfreq_init(hba); - if (ret) - goto out; + hba->clk_scaling.is_allowed = true; + ret = ufshcd_devfreq_init(hba); + if (ret) + goto out; - hba->clk_scaling.is_enabled = true; - ufshcd_clkscaling_init_sysfs(hba); - } + hba->clk_scaling.is_enabled = true; + ufshcd_clkscaling_init_sysfs(hba); } ufs_bsg_probe(hba);