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Merge branch 'for-3.9/upstream-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid 

Pull HID fix from Jiri Kosina:
 "Bugfix for a long-standing bug in logitech-dj driver causing all sorts
  of random initialization problems, finally debugged by Benjamin
  Tissoires with help of Bob Bowles."

* 'for-3.9/upstream-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid:
  HID: logitech-dj: do not directly call hid_output_raw_report() during probe
This commit is contained in:
Linus Torvalds 2013-03-08 14:42:52 -08:00
parent c77f8bf918 dcd9006b1b
commit d381f45c89
1 changed files with 14 additions and 8 deletions
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22
drivers/hid/hid-logitech-dj.c
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@ -459,19 +459,25 @@ static int logi_dj_recv_send_report(struct dj_receiver_dev *djrcv_dev,
struct dj_report *dj_report)
{
struct hid_device *hdev = djrcv_dev->hdev;
int sent_bytes;
struct hid_report *report;
struct hid_report_enum *output_report_enum;
u8 *data = (u8 *)(&dj_report->device_index);
int i;
if (!hdev->hid_output_raw_report) {
dev_err(&hdev->dev, "%s:"
"hid_output_raw_report is null\n", __func__);
output_report_enum = &hdev->report_enum[HID_OUTPUT_REPORT];
report = output_report_enum->report_id_hash[REPORT_ID_DJ_SHORT];
if (!report) {
dev_err(&hdev->dev, "%s: unable to find dj report\n", __func__);
return -ENODEV;
}
sent_bytes = hdev->hid_output_raw_report(hdev, (u8 *) dj_report,
sizeof(struct dj_report),
HID_OUTPUT_REPORT);
for (i = 0; i < report->field[0]->report_count; i++)
report->field[0]->value[i] = data[i];
return (sent_bytes < 0) ? sent_bytes : 0;
usbhid_submit_report(hdev, report, USB_DIR_OUT);
return 0;
}
static int logi_dj_recv_query_paired_devices(struct dj_receiver_dev *djrcv_dev)