| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.9 256/271] Input: sun4i-ts - add a check for devm_thermal_zone_of_sensor_register | Date | Tue, 28 Jan 2020 15:06:45 +0100 |
| |
From: Chuhong Yuan <hslester96@gmail.com>
commit 97e24b095348a15ec08c476423c3b3b939186ad7 upstream.
The driver misses a check for devm_thermal_zone_of_sensor_register(). Add a check to fix it.
Fixes: e28d0c9cd381 ("input: convert sun4i-ts to use devm_thermal_zone_of_sensor_register") Signed-off-by: Chuhong Yuan <hslester96@gmail.com> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- drivers/input/touchscreen/sun4i-ts.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-)
--- a/drivers/input/touchscreen/sun4i-ts.c +++ b/drivers/input/touchscreen/sun4i-ts.c @@ -246,6 +246,7 @@ static int sun4i_ts_probe(struct platfor struct device *dev = &pdev->dev; struct device_node *np = dev->of_node; struct device *hwmon; + struct thermal_zone_device *thermal; int error; u32 reg; bool ts_attached; @@ -365,7 +366,10 @@ static int sun4i_ts_probe(struct platfor if (IS_ERR(hwmon)) return PTR_ERR(hwmon); - devm_thermal_zone_of_sensor_register(ts->dev, 0, ts, &sun4i_ts_tz_ops); + thermal = devm_thermal_zone_of_sensor_register(ts->dev, 0, ts, + &sun4i_ts_tz_ops); + if (IS_ERR(thermal)) + return PTR_ERR(thermal); writel(TEMP_IRQ_EN(1), ts->base + TP_INT_FIFOC);
|