diff options
Diffstat (limited to 'drivers/gpu/drm/virtio/virtgpu_kms.c')
| -rw-r--r-- | drivers/gpu/drm/virtio/virtgpu_kms.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/gpu/drm/virtio/virtgpu_kms.c b/drivers/gpu/drm/virtio/virtgpu_kms.c index 75d0dc2f6d28..eed57a931309 100644 --- a/drivers/gpu/drm/virtio/virtgpu_kms.c +++ b/drivers/gpu/drm/virtio/virtgpu_kms.c @@ -80,8 +80,10 @@ static void virtio_gpu_get_capsets(struct virtio_gpu_device *vgdev, vgdev->capsets[i].id > 0, 5 * HZ); if (ret == 0) { DRM_ERROR("timed out waiting for cap set %d\n", i); + spin_lock(&vgdev->display_info_lock); kfree(vgdev->capsets); vgdev->capsets = NULL; + spin_unlock(&vgdev->display_info_lock); return; } DRM_INFO("cap set %d: id %d, max-version %d, max-size %d\n", @@ -103,7 +105,7 @@ int virtio_gpu_init(struct drm_device *dev) /* this will expand later */ struct virtqueue *vqs[2]; u32 num_scanouts, num_capsets; - int ret; + int ret = 0; if (!virtio_has_feature(dev_to_virtio(dev->dev), VIRTIO_F_VERSION_1)) return -ENODEV; @@ -184,7 +186,11 @@ int virtio_gpu_init(struct drm_device *dev) num_capsets, &num_capsets); DRM_INFO("number of cap sets: %d\n", num_capsets); - virtio_gpu_modeset_init(vgdev); + ret = virtio_gpu_modeset_init(vgdev); + if (ret) { + DRM_ERROR("modeset init failed\n"); + goto err_scanouts; + } virtio_device_ready(vgdev->vdev); |