diff options
Diffstat (limited to 'drivers/hid/hid-gyration.c')
-rw-r--r-- | drivers/hid/hid-gyration.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/hid/hid-gyration.c b/drivers/hid/hid-gyration.c index cab13e8c7d29..62416e6baeca 100644 --- a/drivers/hid/hid-gyration.c +++ b/drivers/hid/hid-gyration.c | |||
@@ -53,10 +53,13 @@ static int gyration_input_mapping(struct hid_device *hdev, struct hid_input *hi, | |||
53 | static int gyration_event(struct hid_device *hdev, struct hid_field *field, | 53 | static int gyration_event(struct hid_device *hdev, struct hid_field *field, |
54 | struct hid_usage *usage, __s32 value) | 54 | struct hid_usage *usage, __s32 value) |
55 | { | 55 | { |
56 | struct input_dev *input = field->hidinput->input; | 56 | |
57 | if (!(hdev->claimed & HID_CLAIMED_INPUT) || !field->hidinput) | ||
58 | return 0; | ||
57 | 59 | ||
58 | if ((usage->hid & HID_USAGE_PAGE) == HID_UP_GENDESK && | 60 | if ((usage->hid & HID_USAGE_PAGE) == HID_UP_GENDESK && |
59 | (usage->hid & 0xff) == 0x82) { | 61 | (usage->hid & 0xff) == 0x82) { |
62 | struct input_dev *input = field->hidinput->input; | ||
60 | input_event(input, usage->type, usage->code, 1); | 63 | input_event(input, usage->type, usage->code, 1); |
61 | input_sync(input); | 64 | input_sync(input); |
62 | input_event(input, usage->type, usage->code, 0); | 65 | input_event(input, usage->type, usage->code, 0); |