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-rw-r--r--drivers/hwmon/lsm303dlh_a.c1
-rw-r--r--drivers/hwmon/lsm303dlh_m.c1
-rw-r--r--drivers/hwmon/lsm303dlhc_a.c5
3 files changed, 6 insertions, 1 deletions
diff --git a/drivers/hwmon/lsm303dlh_a.c b/drivers/hwmon/lsm303dlh_a.c
index 03158c29469..ec7b5fbc803 100644
--- a/drivers/hwmon/lsm303dlh_a.c
+++ b/drivers/hwmon/lsm303dlh_a.c
@@ -769,6 +769,7 @@ static ssize_t lsm303dlh_a_store_range(struct device *dev,
ddata->shift_adjust = SHIFT_ADJ_8G;
break;
default:
+ mutex_unlock(&ddata->lock);
return -EINVAL;
}
diff --git a/drivers/hwmon/lsm303dlh_m.c b/drivers/hwmon/lsm303dlh_m.c
index 96bd6863d93..75d22e82e86 100644
--- a/drivers/hwmon/lsm303dlh_m.c
+++ b/drivers/hwmon/lsm303dlh_m.c
@@ -522,6 +522,7 @@ static ssize_t lsm303dlh_m_store_range(struct device *dev,
z_gain = Z_GAIN_8_1;
break;
default:
+ mutex_unlock(&ddata->lock);
return -EINVAL;
}
diff --git a/drivers/hwmon/lsm303dlhc_a.c b/drivers/hwmon/lsm303dlhc_a.c
index a8b1cd95fa9..8b7e2fe37b9 100644
--- a/drivers/hwmon/lsm303dlhc_a.c
+++ b/drivers/hwmon/lsm303dlhc_a.c
@@ -314,8 +314,10 @@ static ssize_t lsm303dlhc_a_store_range(struct device *dev,
error = lsm303dlhc_a_write(ddata, CTRL_REG4, ddata->range,
"CTRL_REG4");
- if (error < 0)
+ if (error < 0) {
+ mutex_unlock(&ddata->lock);
return error;
+ }
switch (val) {
case LSM303DLHC_A_RANGE_2G:
@@ -331,6 +333,7 @@ static ssize_t lsm303dlhc_a_store_range(struct device *dev,
ddata->shift_adjust = SHIFT_ADJ_16G;
break;
default:
+ mutex_unlock(&ddata->lock);
return -EINVAL;
}