From: Thierry Reding <treding@nvidia.com>
Date: Tue, 21 Oct 2014 11:56:59 +0000 (+0200)
Subject: drm/tegra: fb: Do not destroy framebuffer
X-Git-Tag: firefly_0821_release~176^2~2672^2~61^2~6
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=3feaf3e5ae89347a2ab3b9e994f1f3d85c09185f;p=firefly-linux-kernel-4.4.55.git

drm/tegra: fb: Do not destroy framebuffer

Drop a reference instead of directly calling the framebuffer .destroy()
callback at fbdev free time. This is necessary to make sure the object
isn't destroyed if anyone else still has a reference.

Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Thierry Reding <treding@nvidia.com>
---

diff --git a/drivers/gpu/drm/tegra/fb.c b/drivers/gpu/drm/tegra/fb.c
index fab39eb2dae8..ec5ae7cf4349 100644
--- a/drivers/gpu/drm/tegra/fb.c
+++ b/drivers/gpu/drm/tegra/fb.c
@@ -360,7 +360,7 @@ static void tegra_fbdev_exit(struct tegra_fbdev *fbdev)
 
 	if (fbdev->fb) {
 		drm_framebuffer_unregister_private(&fbdev->fb->base);
-		tegra_fb_destroy(&fbdev->fb->base);
+		drm_framebuffer_remove(&fbdev->fb->base);
 	}
 
 	drm_fb_helper_fini(&fbdev->base);