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path: root/drivers/gpu/drm/drm_connector.c
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Diffstat (limited to 'drivers/gpu/drm/drm_connector.c')
-rw-r--r--drivers/gpu/drm/drm_connector.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_connector.c b/drivers/gpu/drm/drm_connector.c
index bbdac23bc5c5..dfd170273f5c 100644
--- a/drivers/gpu/drm/drm_connector.c
+++ b/drivers/gpu/drm/drm_connector.c
@@ -348,6 +348,9 @@ int drm_connector_init(struct drm_device *dev,
const struct drm_connector_funcs *funcs,
int connector_type)
{
+ if (drm_WARN_ON(dev, !(funcs && funcs->destroy)))
+ return -EINVAL;
+
return __drm_connector_init(dev, connector, funcs, connector_type, NULL);
}
EXPORT_SYMBOL(drm_connector_init);
@@ -378,6 +381,9 @@ int drm_connector_init_with_ddc(struct drm_device *dev,
int connector_type,
struct i2c_adapter *ddc)
{
+ if (drm_WARN_ON(dev, !(funcs && funcs->destroy)))
+ return -EINVAL;
+
return __drm_connector_init(dev, connector, funcs, connector_type, ddc);
}
EXPORT_SYMBOL(drm_connector_init_with_ddc);