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| author |   Tomi Valkeinen <tomi.valkeinen@ti.com> | 2018-02-09 09:30:44 +0200 |
|---|---|---|
| committer | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2018-03-01 09:18:18 +0200 |
| commit | e6204a58b9e9ad01ab9c6d4b8b2b8b9c4e38bbba (patch) | |
| tree | e3cbd9eef09a592bcf3e25438d6f3edf61e19954 /drivers/gpu/drm/omapdrm/omap_fbdev.c | |
| parent | drm/omap: fbdev: avoid double initializer entry (diff) | |
| download | wireguard-linux-e6204a58b9e9ad01ab9c6d4b8b2b8b9c4e38bbba.tar.xz wireguard-linux-e6204a58b9e9ad01ab9c6d4b8b2b8b9c4e38bbba.zip | |
drm/omap: fix omap_fbdev_free() when omap_fbdev_create() wasn't called
If we have no crtcs/connectors, fbdev init goes fine, but
omap_fbdev_create() is never called. This means that omap_fbdev->bo is
NULL and omap_fbdev_free() crashes.
Add a check to omap_fbdev_free() to handle the NULL case.
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Diffstat (limited to 'drivers/gpu/drm/omapdrm/omap_fbdev.c')
| -rw-r--r-- | drivers/gpu/drm/omapdrm/omap_fbdev.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/omapdrm/omap_fbdev.c b/drivers/gpu/drm/omapdrm/omap_fbdev.c index 1ace63e2ff22..632ebcf2165f 100644 --- a/drivers/gpu/drm/omapdrm/omap_fbdev.c +++ b/drivers/gpu/drm/omapdrm/omap_fbdev.c @@ -303,7 +303,8 @@ void omap_fbdev_free(struct drm_device *dev) fbdev = to_omap_fbdev(priv->fbdev); /* unpin the GEM object pinned in omap_fbdev_create() */ - omap_gem_unpin(fbdev->bo); + if (fbdev->bo) + omap_gem_unpin(fbdev->bo); /* this will free the backing object */ if (fbdev->fb) |