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path: root/drivers/iio/temperature
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Diffstat (limited to 'drivers/iio/temperature')
-rw-r--r--drivers/iio/temperature/ltc2983.c21
1 files changed, 11 insertions, 10 deletions
diff --git a/drivers/iio/temperature/ltc2983.c b/drivers/iio/temperature/ltc2983.c
index 94d6dd4db47a..636bbc9011b9 100644
--- a/drivers/iio/temperature/ltc2983.c
+++ b/drivers/iio/temperature/ltc2983.c
@@ -653,8 +653,6 @@ static struct ltc2983_sensor *ltc2983_thermocouple_new(
phandle = of_parse_phandle(child, "adi,cold-junction-handle", 0);
if (phandle) {
- int ret;
-
ret = of_property_read_u32(phandle, "reg",
&thermo->cold_junction_chan);
if (ret) {
@@ -663,8 +661,7 @@ static struct ltc2983_sensor *ltc2983_thermocouple_new(
* the error right away.
*/
dev_err(&st->spi->dev, "Property reg must be given\n");
- of_node_put(phandle);
- return ERR_PTR(-EINVAL);
+ goto fail;
}
}
@@ -676,8 +673,8 @@ static struct ltc2983_sensor *ltc2983_thermocouple_new(
propname, false,
16384, true);
if (IS_ERR(thermo->custom)) {
- of_node_put(phandle);
- return ERR_CAST(thermo->custom);
+ ret = PTR_ERR(thermo->custom);
+ goto fail;
}
}
@@ -687,6 +684,10 @@ static struct ltc2983_sensor *ltc2983_thermocouple_new(
of_node_put(phandle);
return &thermo->sensor;
+
+fail:
+ of_node_put(phandle);
+ return ERR_PTR(ret);
}
static struct ltc2983_sensor *ltc2983_rtd_new(const struct device_node *child,
@@ -803,8 +804,8 @@ static struct ltc2983_sensor *ltc2983_rtd_new(const struct device_node *child,
"adi,custom-rtd",
false, 2048, false);
if (IS_ERR(rtd->custom)) {
- of_node_put(phandle);
- return ERR_CAST(rtd->custom);
+ ret = PTR_ERR(rtd->custom);
+ goto fail;
}
}
@@ -926,8 +927,8 @@ static struct ltc2983_sensor *ltc2983_thermistor_new(
steinhart,
64, false);
if (IS_ERR(thermistor->custom)) {
- of_node_put(phandle);
- return ERR_CAST(thermistor->custom);
+ ret = PTR_ERR(thermistor->custom);
+ goto fail;
}
}
/* set common parameters */