This patch adds a check for the vgem_device before handling it.
Signed-off-by: Melissa Wen <melissa....@gmail.com>
---
drivers/gpu/drm/vgem/vgem_drv.c | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/vgem/vgem_drv.c b/drivers/gpu/drm/vgem/vgem_drv.c
index cb884c890065..119ca887cb8a 100644
--- a/drivers/gpu/drm/vgem/vgem_drv.c
+++ b/drivers/gpu/drm/vgem/vgem_drv.c
@@ -472,7 +472,14 @@ static int __init vgem_init(void)
static void __exit vgem_exit(void)
{
- struct platform_device *pdev = vgem_device->platform;
+ struct platform_device *pdev;
+
+ if (!vgem_device) {
+ DRM_INFO("vgem_device is NULL\n");
+ return;
+ }
+
+ pdev = vgem_device->platform;
drm_dev_unregister(&vgem_device->drm);
devres_release_group(&pdev->dev, NULL);
--
2.28.0
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