linux-kernel - [PATCH] scsi: ufs: Remove unnecessary null checks in ufshcd_find_max_sup_active_icc

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Message-Id: <20210309074051.506-1-zbestahu@gmail.com>
Date:   Tue,  9 Mar 2021 15:40:51 +0800
From:   Yue Hu <zbestahu@...il.com>
To:     martin.petersen@...cle.com, jejb@...ux.ibm.com,
        alim.akhtar@...sung.com, avri.altman@....com,
        stanley.chu@...iatek.com, cang@...eaurora.org, beanhuo@...ron.com,
        jaegeuk@...nel.org
Cc:     linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org,
        huyue2@...ong.com, zbestahu@....com
Subject: [PATCH] scsi: ufs: Remove unnecessary null checks in ufshcd_find_max_sup_active_icc_level()

From: Yue Hu <huyue2@...ong.com>

Since vcc/vccq/vccq2 have already been null checked before using.

Signed-off-by: Yue Hu <huyue2@...ong.com>
---
 drivers/scsi/ufs/ufshcd.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index 7b3267e..f941bc3 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -7145,19 +7145,19 @@ static u32 ufshcd_find_max_sup_active_icc_level(struct ufs_hba *hba,
 		goto out;
 	}
 
-	if (hba->vreg_info.vcc && hba->vreg_info.vcc->max_uA)
+	if (hba->vreg_info.vcc->max_uA)
 		icc_level = ufshcd_get_max_icc_level(
 				hba->vreg_info.vcc->max_uA,
 				POWER_DESC_MAX_ACTV_ICC_LVLS - 1,
 				&desc_buf[PWR_DESC_ACTIVE_LVLS_VCC_0]);
 
-	if (hba->vreg_info.vccq && hba->vreg_info.vccq->max_uA)
+	if (hba->vreg_info.vccq->max_uA)
 		icc_level = ufshcd_get_max_icc_level(
 				hba->vreg_info.vccq->max_uA,
 				icc_level,
 				&desc_buf[PWR_DESC_ACTIVE_LVLS_VCCQ_0]);
 
-	if (hba->vreg_info.vccq2 && hba->vreg_info.vccq2->max_uA)
+	if (hba->vreg_info.vccq2->max_uA)
 		icc_level = ufshcd_get_max_icc_level(
 				hba->vreg_info.vccq2->max_uA,
 				icc_level,
-- 
1.9.1