st/vdpau: add device reference counting

This fixes an issue with flash where it tries to destroy a decoder
after already destroying the device associated with the decoder.

Fixes: https://bugs.freedesktop.org/show_bug.cgi?id=82517

Signed-off-by: Christian König <christian.koenig@amd.com>
Acked-by: Ilia Mirkin <imirkin@alum.mit.edu>

1 files changed, 3 insertions, 1 deletions

diff --git a/src/gallium/state_trackers/vdpau/output.c b/src/gallium/state_trackers/vdpau/output.c
index 457f678a5c7..caae50f37a2 100644
--- a/src/gallium/state_trackers/vdpau/output.c
+++ b/src/gallium/state_trackers/vdpau/output.c
@@ -69,7 +69,7 @@ vlVdpOutputSurfaceCreate(VdpDevice device,
    if (!vlsurface)
       return VDP_STATUS_RESOURCES;
 
-   vlsurface->device = dev;
+   DeviceReference(&vlsurface->device, dev);
 
    memset(&res_tmpl, 0, sizeof(res_tmpl));
 
@@ -120,6 +120,7 @@ err_resource:
    pipe_resource_reference(&res, NULL);
 err_unlock:
    pipe_mutex_unlock(dev->mutex);
+   DeviceReference(&vlsurface->device, NULL);
    FREE(vlsurface);
    return VDP_STATUS_ERROR;
 }
@@ -149,6 +150,7 @@ vlVdpOutputSurfaceDestroy(VdpOutputSurface surface)
    pipe_mutex_unlock(vlsurface->device->mutex);
 
    vlRemoveDataHTAB(surface);
+   DeviceReference(&vlsurface->device, NULL);
    FREE(vlsurface);
 
    return VDP_STATUS_OK;