| Message ID | 20210511113033.3760555-1-yangyingliang@huawei.com (mailing list archive) |
|---|---|
| State | Mainlined |
| Commit | 3b770932eefb7c0c6319d332023efee87eb12913 |
| Delegated to: | Jiri Kosina |
| Headers | show |
| Series | [-next] HID: thrustmaster: Switch to kmemdup() when allocate change_request | expand |
On Tue, 11 May 2021, Yang Yingliang wrote: > Use kmemdup() helper instead of open-coding to > simplify the code when allocate change_request. > > Signed-off-by: Yang Yingliang <yangyingliang@huawei.com> Applied, thanks.
diff --git a/drivers/hid/hid-thrustmaster.c b/drivers/hid/hid-thrustmaster.c index f643b1cb112d..cdc7d82ae9ed 100644 --- a/drivers/hid/hid-thrustmaster.c +++ b/drivers/hid/hid-thrustmaster.c @@ -311,12 +311,13 @@ static int thrustmaster_probe(struct hid_device *hdev, const struct hid_device_i goto error4; } - tm_wheel->change_request = kzalloc(sizeof(struct usb_ctrlrequest), GFP_KERNEL); + tm_wheel->change_request = kmemdup(&change_request, + sizeof(struct usb_ctrlrequest), + GFP_KERNEL); if (!tm_wheel->change_request) { ret = -ENOMEM; goto error5; } - memcpy(tm_wheel->change_request, &change_request, sizeof(struct usb_ctrlrequest)); tm_wheel->usb_dev = interface_to_usbdev(to_usb_interface(hdev->dev.parent)); hid_set_drvdata(hdev, tm_wheel);
Use kmemdup() helper instead of open-coding to simplify the code when allocate change_request. Signed-off-by: Yang Yingliang <yangyingliang@huawei.com> --- drivers/hid/hid-thrustmaster.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-)