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path: root/drivers/hid/hid-lg3ff.c
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Diffstat (limited to 'drivers/hid/hid-lg3ff.c')
-rw-r--r--drivers/hid/hid-lg3ff.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/hid/hid-lg3ff.c b/drivers/hid/hid-lg3ff.c
index 9ecb6fd06203..b7e1949f3cf7 100644
--- a/drivers/hid/hid-lg3ff.c
+++ b/drivers/hid/hid-lg3ff.c
@@ -117,12 +117,19 @@ static const signed short ff3_joystick_ac[] = {
117 117
118int lg3ff_init(struct hid_device *hid) 118int lg3ff_init(struct hid_device *hid)
119{ 119{
120 struct hid_input *hidinput = list_entry(hid->inputs.next, struct hid_input, list); 120 struct hid_input *hidinput;
121 struct input_dev *dev = hidinput->input; 121 struct input_dev *dev;
122 const signed short *ff_bits = ff3_joystick_ac; 122 const signed short *ff_bits = ff3_joystick_ac;
123 int error; 123 int error;
124 int i; 124 int i;
125 125
126 if (list_empty(&hid->inputs)) {
127 hid_err(hid, "no inputs found\n");
128 return -ENODEV;
129 }
130 hidinput = list_entry(hid->inputs.next, struct hid_input, list);
131 dev = hidinput->input;
132
126 /* Check that the report looks ok */ 133 /* Check that the report looks ok */
127 if (!hid_validate_values(hid, HID_OUTPUT_REPORT, 0, 0, 35)) 134 if (!hid_validate_values(hid, HID_OUTPUT_REPORT, 0, 0, 35))
128 return -ENODEV; 135 return -ENODEV;