On driver cleanup we need to call fb_deferred_io_cleanup() if build
with CONFIG_FB_DEFERRED_IO set.
Suggested-by: Michael Thayer <michael.thayer@xxxxxxxxxx>
Signed-off-by: Hans de Goede <hdegoede@xxxxxxxxxx>
---
drivers/staging/vboxvideo/vbox_fb.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/staging/vboxvideo/vbox_fb.c b/drivers/staging/vboxvideo/vbox_fb.c
index 35f6d9f8c203..485e1216cb74 100644
--- a/drivers/staging/vboxvideo/vbox_fb.c
+++ b/drivers/staging/vboxvideo/vbox_fb.c
@@ -342,6 +342,11 @@ void vbox_fbdev_fini(struct drm_device *dev)
struct vbox_fbdev *fbdev = vbox->fbdev;
struct vbox_framebuffer *afb = &fbdev->afb;
+#ifdef CONFIG_FB_DEFERRED_IO
+ if (fbdev->helper.fbdev && fbdev->helper.fbdev->fbdefio)
+ fb_deferred_io_cleanup(fbdev->helper.fbdev);
+#endif
+
drm_fb_helper_unregister_fbi(&fbdev->helper);
if (afb->obj) {
--
2.13.3
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