From: Gurchetan Singh <gurchetansingh@chromium.org>

If vfpriv is null, we shouldn't check vfpriv->ring_idx_mask.

Signed-off-by: Gurchetan Singh <gurchetansingh@chromium.org>
---
 drivers/gpu/drm/virtio/virtgpu_drv.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/virtio/virtgpu_drv.c b/drivers/gpu/drm/virtio/virtgpu_drv.c
index 749db18dcfa2..7975ea06b316 100644
--- a/drivers/gpu/drm/virtio/virtgpu_drv.c
+++ b/drivers/gpu/drm/virtio/virtgpu_drv.c
@@ -166,7 +166,7 @@ static __poll_t virtio_gpu_poll(struct file *filp,
        struct drm_pending_event *e = NULL;
        __poll_t mask = 0;

-       if (!vfpriv->ring_idx_mask)
+       if (!vfpriv || !vfpriv->ring_idx_mask)
                return drm_poll(filp, wait);

        poll_wait(filp, &drm_file->event_wait, wait);

--
2.34.0.rc1.387.gb447b232ab-goog