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path: root/drivers/hid/hid-lgff.c
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Diffstat (limited to 'drivers/hid/hid-lgff.c')
-rw-r--r--drivers/hid/hid-lgff.c17
1 files changed, 2 insertions, 15 deletions
diff --git a/drivers/hid/hid-lgff.c b/drivers/hid/hid-lgff.c
index d7ea8c845b40..e1394af0ae7b 100644
--- a/drivers/hid/hid-lgff.c
+++ b/drivers/hid/hid-lgff.c
@@ -128,27 +128,14 @@ static void hid_lgff_set_autocenter(struct input_dev *dev, u16 magnitude)
128int lgff_init(struct hid_device* hid) 128int lgff_init(struct hid_device* hid)
129{ 129{
130 struct hid_input *hidinput = list_entry(hid->inputs.next, struct hid_input, list); 130 struct hid_input *hidinput = list_entry(hid->inputs.next, struct hid_input, list);
131 struct list_head *report_list = &hid->report_enum[HID_OUTPUT_REPORT].report_list;
132 struct input_dev *dev = hidinput->input; 131 struct input_dev *dev = hidinput->input;
133 struct hid_report *report;
134 struct hid_field *field;
135 const signed short *ff_bits = ff_joystick; 132 const signed short *ff_bits = ff_joystick;
136 int error; 133 int error;
137 int i; 134 int i;
138 135
139 /* Find the report to use */
140 if (list_empty(report_list)) {
141 hid_err(hid, "No output report found\n");
142 return -1;
143 }
144
145 /* Check that the report looks ok */ 136 /* Check that the report looks ok */
146 report = list_entry(report_list->next, struct hid_report, list); 137 if (!hid_validate_values(hid, HID_OUTPUT_REPORT, 0, 0, 7))
147 field = report->field[0]; 138 return -ENODEV;
148 if (!field) {
149 hid_err(hid, "NULL field\n");
150 return -1;
151 }
152 139
153 for (i = 0; i < ARRAY_SIZE(devices); i++) { 140 for (i = 0; i < ARRAY_SIZE(devices); i++) {
154 if (dev->id.vendor == devices[i].idVendor && 141 if (dev->id.vendor == devices[i].idVendor &&