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path: root/drivers/hid/hid-logitech-dj.c
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Diffstat (limited to 'drivers/hid/hid-logitech-dj.c')
-rw-r--r--drivers/hid/hid-logitech-dj.c22
1 files changed, 15 insertions, 7 deletions
diff --git a/drivers/hid/hid-logitech-dj.c b/drivers/hid/hid-logitech-dj.c
index cd33084c7860..7800b1410562 100644
--- a/drivers/hid/hid-logitech-dj.c
+++ b/drivers/hid/hid-logitech-dj.c
@@ -619,7 +619,7 @@ static int logi_dj_ll_input_event(struct input_dev *dev, unsigned int type,
struct hid_field *field;
struct hid_report *report;
- unsigned char data[8];
+ unsigned char *data;
int offset;
dbg_hid("%s: %s, type:%d | code:%d | value:%d\n",
@@ -635,6 +635,13 @@ static int logi_dj_ll_input_event(struct input_dev *dev, unsigned int type,
return -1;
}
hid_set_field(field, offset, value);
+
+ data = hid_alloc_report_buf(field->report, GFP_ATOMIC);
+ if (!data) {
+ dev_warn(&dev->dev, "failed to allocate report buf memory\n");
+ return -1;
+ }
+
hid_output_report(field->report, &data[0]);
output_report_enum = &dj_rcv_hiddev->report_enum[HID_OUTPUT_REPORT];
@@ -645,8 +652,9 @@ static int logi_dj_ll_input_event(struct input_dev *dev, unsigned int type,
hid_hw_request(dj_rcv_hiddev, report, HID_REQ_SET_REPORT);
- return 0;
+ kfree(data);
+ return 0;
}
static int logi_dj_ll_start(struct hid_device *hid)
@@ -801,10 +809,10 @@ static int logi_dj_probe(struct hid_device *hdev,
}
/* This is enabling the polling urb on the IN endpoint */
- retval = hdev->ll_driver->open(hdev);
+ retval = hid_hw_open(hdev);
if (retval < 0) {
- dev_err(&hdev->dev, "%s:hdev->ll_driver->open returned "
- "error:%d\n", __func__, retval);
+ dev_err(&hdev->dev, "%s:hid_hw_open returned error:%d\n",
+ __func__, retval);
goto llopen_failed;
}
@@ -821,7 +829,7 @@ static int logi_dj_probe(struct hid_device *hdev,
return retval;
logi_dj_recv_query_paired_devices_failed:
- hdev->ll_driver->close(hdev);
+ hid_hw_close(hdev);
llopen_failed:
switch_to_dj_mode_fail:
@@ -863,7 +871,7 @@ static void logi_dj_remove(struct hid_device *hdev)
cancel_work_sync(&djrcv_dev->work);
- hdev->ll_driver->close(hdev);
+ hid_hw_close(hdev);
hid_hw_stop(hdev);
/* I suppose that at this point the only context that can access