[PATCH v8 02/12] thermal: qoriq: Don't store struct thermal_zone_device reference

From: Andrey Smirnov
Date: Tue Dec 10 2019 - 11:42:14 EST


Struct thermal_zone_device reference stored as sensor's private data
isn't really used anywhere in the code. Drop it.

Signed-off-by: Andrey Smirnov <andrew.smirnov@xxxxxxxxx>
Acked-by: Daniel Lezcano <daniel.lezcano@xxxxxxxxxx>
Tested-by: Lucas Stach <l.stach@xxxxxxxxxxxxxx>
Cc: Chris Healy <cphealy@xxxxxxxxx>
Cc: Lucas Stach <l.stach@xxxxxxxxxxxxxx>
Cc: Eduardo Valentin <edubezval@xxxxxxxxx>
Cc: Daniel Lezcano <daniel.lezcano@xxxxxxxxxx>
Cc: Angus Ainslie (Purism) <angus@xxxxxxxx>
Cc: linux-imx@xxxxxxx
Cc: linux-pm@xxxxxxxxxxxxxxx
Cc: linux-kernel@xxxxxxxxxxxxxxx
---
drivers/thermal/qoriq_thermal.c | 17 +++++++++++------
1 file changed, 11 insertions(+), 6 deletions(-)

diff --git a/drivers/thermal/qoriq_thermal.c b/drivers/thermal/qoriq_thermal.c
index dd47b31aeecc..2f2f5ffa8f26 100644
--- a/drivers/thermal/qoriq_thermal.c
+++ b/drivers/thermal/qoriq_thermal.c
@@ -110,7 +110,6 @@ struct qoriq_tmu_data;
* Thermal zone data
*/
struct qoriq_sensor {
- struct thermal_zone_device *tzd;
struct qoriq_tmu_data *qdata;
int id;
};
@@ -162,6 +161,9 @@ static int qoriq_tmu_register_tmu_zone(struct platform_device *pdev)
int id, sites = 0;

for (id = 0; id < SITES_MAX; id++) {
+ struct thermal_zone_device *tzd;
+ int ret;
+
qdata->sensor[id] = devm_kzalloc(&pdev->dev,
sizeof(struct qoriq_sensor), GFP_KERNEL);
if (!qdata->sensor[id])
@@ -169,13 +171,16 @@ static int qoriq_tmu_register_tmu_zone(struct platform_device *pdev)

qdata->sensor[id]->id = id;
qdata->sensor[id]->qdata = qdata;
- qdata->sensor[id]->tzd = devm_thermal_zone_of_sensor_register(
- &pdev->dev, id, qdata->sensor[id], &tmu_tz_ops);
- if (IS_ERR(qdata->sensor[id]->tzd)) {
- if (PTR_ERR(qdata->sensor[id]->tzd) == -ENODEV)
+
+ tzd = devm_thermal_zone_of_sensor_register(&pdev->dev, id,
+ qdata->sensor[id],
+ &tmu_tz_ops);
+ ret = PTR_ERR_OR_ZERO(tzd);
+ if (ret) {
+ if (ret == -ENODEV)
continue;
else
- return PTR_ERR(qdata->sensor[id]->tzd);
+ return ret;
}

if (qdata->ver == TMU_VER1)
--
2.21.0