4.4-stable review patch. If anyone has any objections, please let me know.
------------------
From: Quentin Schulz <quentin.schulz@xxxxxxxxxxxxxxxxxx>
commit 5d17d3b4bbf3becb89fd48b74340a50a39736f6d upstream.
The "name" variable's memory is now freed when the device is destructed
thanks to devm function.
Signed-off-by: Quentin Schulz <quentin.schulz@xxxxxxxxxxxxxxxxxx>
Reported-by: Guenter Roeck <linux@xxxxxxxxxxxx>
Fixes: e0f8a24e0edfd ("staging:iio::hwmon interface client driver.")
Fixes: 61bb53bcbdd86 ("hwmon: (iio_hwmon) Add support for humidity sensors")
Signed-off-by: Guenter Roeck <linux@xxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/hwmon/iio_hwmon.c | 24 ++++++++++++------------
1 file changed, 12 insertions(+), 12 deletions(-)
--- a/drivers/hwmon/iio_hwmon.c
+++ b/drivers/hwmon/iio_hwmon.c
@@ -109,24 +109,24 @@ static int iio_hwmon_probe(struct platfo
switch (type) {
case IIO_VOLTAGE:
- a->dev_attr.attr.name = kasprintf(GFP_KERNEL,
- "in%d_input",
- in_i++);
+ a->dev_attr.attr.name = devm_kasprintf(dev, GFP_KERNEL,
+ "in%d_input",
+ in_i++);
break;
case IIO_TEMP:
- a->dev_attr.attr.name = kasprintf(GFP_KERNEL,
- "temp%d_input",
- temp_i++);
+ a->dev_attr.attr.name = devm_kasprintf(dev, GFP_KERNEL,
+ "temp%d_input",
+ temp_i++);
break;
case IIO_CURRENT:
- a->dev_attr.attr.name = kasprintf(GFP_KERNEL,
- "curr%d_input",
- curr_i++);
+ a->dev_attr.attr.name = devm_kasprintf(dev, GFP_KERNEL,
+ "curr%d_input",
+ curr_i++);
break;
case IIO_HUMIDITYRELATIVE:
- a->dev_attr.attr.name = kasprintf(GFP_KERNEL,
- "humidity%d_input",
- humidity_i++);
+ a->dev_attr.attr.name = devm_kasprintf(dev, GFP_KERNEL,
+ "humidity%d_input",
+ humidity_i++);
break;
default:
ret = -EINVAL;
--
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