diff options
| author | Hans de Goede <hdegoede@redhat.com> | 2012-11-17 12:15:02 +0100 |
|---|---|---|
| committer | Gerd Hoffmann <kraxel@redhat.com> | 2012-11-21 14:55:54 +0100 |
| commit | c4020746ff49b2156b4f98672c077d1a3b86fa8b (patch) | |
| tree | 86b12f396a59e0e59b241a31d39ecdbc4c824eff /hw/usb/dev-smartcard-reader.c | |
| parent | 33c1a6856f06fccd7cbfe53e06f9ebbe95bd565f (diff) | |
| download | qemu-c4020746ff49b2156b4f98672c077d1a3b86fa8b.tar.gz | |
usb-smartcard-reader: Properly NAK interrupt eps when we've no events
When we've no data to return from the interrupt endpoint, return NAK rather
then a 0 length packet.
CC: Alon Levy <alevy@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Diffstat (limited to 'hw/usb/dev-smartcard-reader.c')
| -rw-r--r-- | hw/usb/dev-smartcard-reader.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/hw/usb/dev-smartcard-reader.c b/hw/usb/dev-smartcard-reader.c index 190fcd62d4..de955b709f 100644 --- a/hw/usb/dev-smartcard-reader.c +++ b/hw/usb/dev-smartcard-reader.c @@ -1002,6 +1002,8 @@ static void ccid_handle_data(USBDevice *dev, USBPacket *p) "handle_data: int_in: notify_slot_change %X, " "requested len %zd\n", s->bmSlotICCState, p->iov.size); + } else { + p->status = USB_RET_NAK; } break; default: |