linux-kernel - [PATCH] power: supply: qcom_battmgr: fix enable request endianness

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Date:   Fri, 29 Sep 2023 12:16:49 +0200
From:   Johan Hovold <johan+linaro@...nel.org>
To:     Sebastian Reichel <sre@...nel.org>
Cc:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        linux-arm-msm@...r.kernel.org, linux-pm@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Johan Hovold <johan+linaro@...nel.org>, stable@...r.kernel.org
Subject: [PATCH] power: supply: qcom_battmgr: fix enable request endianness

Add the missing endianness conversion when sending the enable request so
that the driver will work also on a hypothetical big-endian machine.

This issue was reported by sparse.

Fixes: 29e8142b5623 ("power: supply: Introduce Qualcomm PMIC GLINK power supply")
Cc: stable@...r.kernel.org      # 6.3
Cc: Bjorn Andersson <andersson@...nel.org>
Signed-off-by: Johan Hovold <johan+linaro@...nel.org>
---
 drivers/power/supply/qcom_battmgr.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/power/supply/qcom_battmgr.c b/drivers/power/supply/qcom_battmgr.c
index de77df97b3a4..6ec71276bb70 100644
--- a/drivers/power/supply/qcom_battmgr.c
+++ b/drivers/power/supply/qcom_battmgr.c
@@ -1282,9 +1282,9 @@ static void qcom_battmgr_enable_worker(struct work_struct *work)
 {
 	struct qcom_battmgr *battmgr = container_of(work, struct qcom_battmgr, enable_work);
 	struct qcom_battmgr_enable_request req = {
-		.hdr.owner = PMIC_GLINK_OWNER_BATTMGR,
-		.hdr.type = PMIC_GLINK_NOTIFY,
-		.hdr.opcode = BATTMGR_REQUEST_NOTIFICATION,
+		.hdr.owner = cpu_to_le32(PMIC_GLINK_OWNER_BATTMGR),
+		.hdr.type = cpu_to_le32(PMIC_GLINK_NOTIFY),
+		.hdr.opcode = cpu_to_le32(BATTMGR_REQUEST_NOTIFICATION),
 	};
 	int ret;
 
-- 
2.41.0