If fbdev emulation is not in use (or not built-in), fb_helper.fbdev
is NULL. Don't call calling drm_fbdev_cma_defio_fini in this case.
Signed-off-by: Stefan Agner <stefan@xxxxxxxx>
---
drivers/gpu/drm/drm_fb_cma_helper.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/drm_fb_cma_helper.c b/drivers/gpu/drm/drm_fb_cma_helper.c
index 1fd6eac..12d654d 100644
--- a/drivers/gpu/drm/drm_fb_cma_helper.c
+++ b/drivers/gpu/drm/drm_fb_cma_helper.c
@@ -557,7 +557,8 @@ EXPORT_SYMBOL_GPL(drm_fbdev_cma_init);
void drm_fbdev_cma_fini(struct drm_fbdev_cma *fbdev_cma)
{
drm_fb_helper_unregister_fbi(&fbdev_cma->fb_helper);
- drm_fbdev_cma_defio_fini(fbdev_cma->fb_helper.fbdev);
+ if (fbdev_cma->fb_helper.fbdev)
+ drm_fbdev_cma_defio_fini(fbdev_cma->fb_helper.fbdev);
drm_fb_helper_release_fbi(&fbdev_cma->fb_helper);
if (fbdev_cma->fb) {
--
2.10.0
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