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Wed, 20 Jan 2021 07:02:09 -0800 Received: from mtkmbs08n2.mediatek.inc (172.21.101.56) by MTKMBS62N1.mediatek.inc (172.29.193.41) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Wed, 20 Jan 2021 07:02:07 -0800 Received: from MTKCAS06.mediatek.inc (172.21.101.30) by mtkmbs08n2.mediatek.inc (172.21.101.56) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Wed, 20 Jan 2021 23:01:52 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by MTKCAS06.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Wed, 20 Jan 2021 23:01:52 +0800 From: Stanley Chu To: , , , , Subject: [PATCH v3 2/3] scsi: ufs: Remove redundant null checking of devfreq instance Date: Wed, 20 Jan 2021 23:01:41 +0800 Message-ID: <20210120150142.5049-3-stanley.chu@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20210120150142.5049-1-stanley.chu@mediatek.com> References: <20210120150142.5049-1-stanley.chu@mediatek.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: C5A84FA892E3D92BCD69FD2DE6C606591BAE42D86A4743273246598E464558032000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210120_100212_525828_3E5F0F0C X-CRM114-Status: GOOD ( 11.41 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Stanley Chu , alice.chao@mediatek.com, bvanassche@acm.org, andy.teng@mediatek.com, cc.chou@mediatek.com, chun-hung.wu@mediatek.com, kuohong.wang@mediatek.com, linux-kernel@vger.kernel.org, jiajie.hao@mediatek.com, cang@codeaurora.org, linux-mediatek@lists.infradead.org, peter.wang@mediatek.com, matthias.bgg@gmail.com, beanhuo@micron.com, chaotian.jing@mediatek.com, linux-arm-kernel@lists.infradead.org, asutoshd@codeaurora.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.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. Reviewed-by: Can Guo Signed-off-by: Stanley Chu --- drivers/scsi/ufs/ufshcd.c | 15 +++++++-------- 1 file changed, 7 insertions(+), 8 deletions(-) diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index 226504d05c14..f707234580ea 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -7777,15 +7777,14 @@ 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; - hba->clk_scaling.is_enabled = true; - ufshcd_init_clk_scaling_sysfs(hba); - } + ret = ufshcd_devfreq_init(hba); + if (ret) + goto out; + + hba->clk_scaling.is_enabled = true; + ufshcd_init_clk_scaling_sysfs(hba); } ufs_bsg_probe(hba);