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-rw-r--r--hw/input/virtio-input-hid.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/hw/input/virtio-input-hid.c b/hw/input/virtio-input-hid.c
index fe6d37fd73..3ee0c1814a 100644
--- a/hw/input/virtio-input-hid.c
+++ b/hw/input/virtio-input-hid.c
@@ -484,12 +484,12 @@ static struct virtio_input_config virtio_tablet_config[] = {
         .select    = VIRTIO_INPUT_CFG_ABS_INFO,
         .subsel    = ABS_X,
         .size      = sizeof(virtio_input_absinfo),
-        .u.abs.max = const_le32(INPUT_EVENT_ABS_SIZE),
+        .u.abs.max = const_le32(INPUT_EVENT_ABS_SIZE - 1),
     },{
         .select    = VIRTIO_INPUT_CFG_ABS_INFO,
         .subsel    = ABS_Y,
         .size      = sizeof(virtio_input_absinfo),
-        .u.abs.max = const_le32(INPUT_EVENT_ABS_SIZE),
+        .u.abs.max = const_le32(INPUT_EVENT_ABS_SIZE - 1),
     },
     { /* end of list */ },
 };