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authorHerbert Xu <herbert@gondor.apana.org.au>2010-05-03 11:28:58 +0800
committerHerbert Xu <herbert@gondor.apana.org.au>2010-05-03 11:28:58 +0800
commitdf2071bd081408318d659cd14a9cf6ff23d874c9 (patch)
treeb31291b5fd4b9f84c629833afbfaa8d431857475 /drivers/hid/hid-gyration.c
parent97e3d94aac1c3e95bd04d1b186479a4df3663ab8 (diff)
parentbe1066bbcd443a65df312fdecea7e4959adedb45 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
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);