diff options
Diffstat (limited to 'drivers/hid/hid-input.c')
| -rw-r--r-- | drivers/hid/hid-input.c | 15 |
1 files changed, 3 insertions, 12 deletions
diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c index 8fac47cf42f..b108ce71583 100644 --- a/drivers/hid/hid-input.c +++ b/drivers/hid/hid-input.c @@ -287,7 +287,7 @@ static int hidinput_get_battery_property(struct power_supply *psy, struct hid_device *dev = container_of(psy, struct hid_device, battery); int ret = 0; int ret_rep; - __u8 *buf = NULL; + __u8 buf[2] = {}; unsigned char report_number = dev->battery_report_id; switch (prop) { @@ -297,14 +297,8 @@ static int hidinput_get_battery_property(struct power_supply *psy, break; case POWER_SUPPLY_PROP_CAPACITY: - buf = kmalloc(2 * sizeof(__u8), GFP_KERNEL); - if (!buf) { - ret = -ENOMEM; - break; - } - - memset(buf, 0, sizeof(buf)); - ret_rep = dev->hid_get_raw_report(dev, report_number, buf, sizeof(buf), HID_FEATURE_REPORT); + ret_rep = dev->hid_get_raw_report(dev, report_number, + buf, sizeof(buf), HID_FEATURE_REPORT); if (ret_rep != 2) { ret = -EINVAL; break; @@ -329,9 +323,6 @@ static int hidinput_get_battery_property(struct power_supply *psy, break; } - if (buf) { - kfree(buf); - } return ret; } |