diff options
Diffstat (limited to 'drivers/hid/hid-logitech-dj.c')
| -rw-r--r-- | drivers/hid/hid-logitech-dj.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/hid/hid-logitech-dj.c b/drivers/hid/hid-logitech-dj.c index 381e4dc5aba7..9c574ab8b60b 100644 --- a/drivers/hid/hid-logitech-dj.c +++ b/drivers/hid/hid-logitech-dj.c @@ -1907,8 +1907,13 @@ static int logi_dj_probe(struct hid_device *hdev, output_report_enum = &hdev->report_enum[HID_OUTPUT_REPORT]; rep = output_report_enum->report_id_hash[REPORT_ID_DJ_SHORT]; - if (rep && (rep->maxfield < 1 || - rep->field[0]->report_count != DJREPORT_SHORT_LENGTH - 1)) { + if (rep && rep->maxfield < 1) { + hid_err(hdev, "Expected size of DJ short report is %d, but got 0", + DJREPORT_SHORT_LENGTH - 1); + return -EINVAL; + } + + if (rep && rep->field[0]->report_count != DJREPORT_SHORT_LENGTH - 1) { hid_err(hdev, "Expected size of DJ short report is %d, but got %d", DJREPORT_SHORT_LENGTH - 1, rep->field[0]->report_count); return -EINVAL; |