HID: fix oops in hid_check_keys_pressed()

[sfrench/cifs-2.6.git] / drivers / hid / hid-core.c

diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index 5746a5903bcea1a17bfcc7349a2a867bd0833d32..8551693d645fc602fe5f3bf3ccd1352fefc439c2 100644 (file)
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -1293,6 +1293,7 @@ static const struct hid_device_id hid_blacklist[] = {
        { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FORCE3D_PRO) },
        { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL) },
        { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL2) },
+       { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G25_WHEEL) },
        { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2) },
        { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_SIDEWINDER_GV) },
        { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE4K) },
@@ -1824,6 +1825,9 @@ int hid_check_keys_pressed(struct hid_device *hid)
        struct hid_input *hidinput;
        int i;
 
+       if (!(hid->claimed & HID_CLAIMED_INPUT))
+               return 0;
+
        list_for_each_entry(hidinput, &hid->inputs, list) {
                for (i = 0; i < BITS_TO_LONGS(KEY_MAX); i++)
                        if (hidinput->input->key[i])