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| author | Jeremy Fitzhardinge <jeremy@goop.org> | 2011-12-02 22:04:04 +0400 |
|---|---|---|
| committer | Jeremy Fitzhardinge <jeremy@goop.org> | 2012-01-08 11:30:36 +0400 |
| commit | ef5251993c3597a88b893fe22ee830092dff35f9 (patch) | |
| tree | 279e3ef4fe2057685a84339eda0a21493dbd6627 | |
| parent | c5a92aa3eb7425da68797a820d208edad36551f7 (diff) | |
| download | linux-ef5251993c3597a88b893fe22ee830092dff35f9.tar.xz | |
hid-input/battery: remove apparently redundant kmalloc
Signed-off-by: Jeremy Fitzhardinge <jeremy@goop.org>
| -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 8fac47cf42f1..b108ce71583f 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; } |