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authorJames Morris <jmorris@namei.org>2010-05-06 10:56:07 +1000
committerJames Morris <jmorris@namei.org>2010-05-06 10:56:07 +1000
commit0ffbe2699cda6afbe08501098dff8a8c2fe6ae09 (patch)
tree81b1a2305d16c873371b65c5a863c0268036cefe /drivers/hid/hid-gyration.c
parent4e5d6f7ec3833c0da9cf34fa5c53c6058c5908b6 (diff)
parent7ebd467551ed6ae200d7835a84bbda0dcadaa511 (diff)
Merge branch 'master' into next
Diffstat (limited to 'drivers/hid/hid-gyration.c')
-rw-r--r--drivers/hid/hid-gyration.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/hid/hid-gyration.c b/drivers/hid/hid-gyration.c
index cab13e8c7d2..62416e6baec 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,
static int gyration_event(struct hid_device *hdev, struct hid_field *field,
struct hid_usage *usage, __s32 value)
{
- struct input_dev *input = field->hidinput->input;
+
+ if (!(hdev->claimed & HID_CLAIMED_INPUT) || !field->hidinput)
+ return 0;
if ((usage->hid & HID_USAGE_PAGE) == HID_UP_GENDESK &&
(usage->hid & 0xff) == 0x82) {
+ struct input_dev *input = field->hidinput->input;
input_event(input, usage->type, usage->code, 1);
input_sync(input);
input_event(input, usage->type, usage->code, 0);