diff options
| -rw-r--r-- | hw/usb-wacom.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/hw/usb-wacom.c b/hw/usb-wacom.c index fe052eb756..47f26cd0a3 100644 --- a/hw/usb-wacom.c +++ b/hw/usb-wacom.c @@ -160,6 +160,7 @@ static int usb_mouse_poll(USBWacomState *s, uint8_t *buf, int len) if (!s->mouse_grabbed) { s->eh_entry = qemu_add_mouse_event_handler(usb_mouse_event, s, 0, "QEMU PenPartner tablet"); + qemu_activate_mouse_event_handler(s->eh_entry); s->mouse_grabbed = 1; } @@ -197,6 +198,7 @@ static int usb_wacom_poll(USBWacomState *s, uint8_t *buf, int len) if (!s->mouse_grabbed) { s->eh_entry = qemu_add_mouse_event_handler(usb_wacom_event, s, 1, "QEMU PenPartner tablet"); + qemu_activate_mouse_event_handler(s->eh_entry); s->mouse_grabbed = 1; } @@ -334,8 +336,10 @@ static int usb_wacom_handle_control(USBDevice *dev, int request, int value, ret = 0; break; case WACOM_SET_REPORT: - qemu_remove_mouse_event_handler(s->eh_entry); - s->mouse_grabbed = 0; + if (s->mouse_grabbed) { + qemu_remove_mouse_event_handler(s->eh_entry); + s->mouse_grabbed = 0; + } s->mode = data[0]; ret = 0; break; @@ -397,7 +401,10 @@ static void usb_wacom_handle_destroy(USBDevice *dev) { USBWacomState *s = (USBWacomState *) dev; - qemu_remove_mouse_event_handler(s->eh_entry); + if (s->mouse_grabbed) { + qemu_remove_mouse_event_handler(s->eh_entry); + s->mouse_grabbed = 0; + } } static int usb_wacom_initfn(USBDevice *dev) |