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path: root/drivers/gpu/drm/vkms/vkms_output.c
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Diffstat (limited to 'drivers/gpu/drm/vkms/vkms_output.c')
-rw-r--r--drivers/gpu/drm/vkms/vkms_output.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/vkms/vkms_output.c b/drivers/gpu/drm/vkms/vkms_output.c
index 068a7f87ecec..414cc933af41 100644
--- a/drivers/gpu/drm/vkms/vkms_output.c
+++ b/drivers/gpu/drm/vkms/vkms_output.c
@@ -16,6 +16,9 @@ int vkms_output_init(struct vkms_device *vkmsdev)
int writeback;
unsigned int n;
+ if (!vkms_config_is_valid(vkmsdev->config))
+ return -EINVAL;
+
/*
* Initialize used plane. One primary plane is required to perform the composition.
*