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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org, Avri Altman <avri.altman@wdc.com>,
        dongjian <dongjian@yulong.com>, Yue Hu <huyue2@yulong.com>,
        "Martin K. Petersen" <martin.petersen@oracle.com>
Subject: [PATCH 5.10 058/157] scsi: ufs: ufs-mediatek: Correct operator & -> &&
Date:   Mon, 22 Mar 2021 13:26:55 +0100
Message-Id: <20210322121935.590470655@linuxfoundation.org>
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From: dongjian <dongjian@yulong.com>

commit 0fdc7d5d8f3719950478cca452cf7f0f1355be10 upstream.

The "lpm" and "->enabled" are all boolean. We should be using &&
rather than the bit operator.

Link: https://lore.kernel.org/r/1615896915-148864-1-git-send-email-dj0227@163.com
Fixes: 488edafb1120 ("scsi: ufs-mediatek: Introduce low-power mode for device power supply")
Reviewed-by: Avri Altman <avri.altman@wdc.com>
Signed-off-by: dongjian <dongjian@yulong.com>
Signed-off-by: Yue Hu <huyue2@yulong.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 drivers/scsi/ufs/ufs-mediatek.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/scsi/ufs/ufs-mediatek.c
+++ b/drivers/scsi/ufs/ufs-mediatek.c
@@ -813,7 +813,7 @@ static void ufs_mtk_vreg_set_lpm(struct
 	if (!hba->vreg_info.vccq2 || !hba->vreg_info.vcc)
 		return;
 
-	if (lpm & !hba->vreg_info.vcc->enabled)
+	if (lpm && !hba->vreg_info.vcc->enabled)
 		regulator_set_mode(hba->vreg_info.vccq2->reg,
 				   REGULATOR_MODE_IDLE);
 	else if (!lpm)