leandrof/linux
1
0
Fork 0
forked from Minki/linux
Code Issues Pull Requests Packages Projects Releases Wiki Activity

HID: hid-sensor-custom: Process failure of sensor_hub_set_feature()

Browse Source 
When user modifies a custom feature value and sensor_hub_set_feature()
fails, return error.

Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
This commit is contained in:
Srinivas Pandruvada 2021-04-15 11:52:32 -07:00 committed by Jiri Kosina
parent ca66a6770b
commit 3202f48241
1 changed files with 5 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
drivers/hid/hid-sensor-custom.c
View File

@ -387,7 +387,7 @@ static ssize_t store_value(struct device *dev, struct device_attribute *attr,
struct hid_sensor_custom *sensor_inst = dev_get_drvdata(dev);
int index, field_index, usage;
char name[HID_CUSTOM_NAME_LENGTH];
int value;
int value, ret;
if (sscanf(attr->attr.name, "feature-%x-%x-%s", &index, &usage,
name) == 3) {
@ -403,8 +403,10 @@ static ssize_t store_value(struct device *dev, struct device_attribute *attr,
report_id = sensor_inst->fields[field_index].attribute.
report_id;
sensor_hub_set_feature(sensor_inst->hsdev, report_id,
index, sizeof(value), &value);
ret = sensor_hub_set_feature(sensor_inst->hsdev, report_id,
index, sizeof(value), &value);
if (ret)
return ret;
} else
return -EINVAL;