drm/connector: Check for destroy implementation

Connectors need to be cleaned up with a call to drm_connector_cleanup()
in their drm_connector_funcs.destroy implementation.

Let's check for this and complain if there's no such function.

Acked-by: Thomas Zimmermann <tzimmermann@suse.de>
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
This commit is contained in:
Maxime Ripard
2022-06-29 11:17:10 +02:00
committed by Dom Cobley
parent 682ed35911
commit c085410c70

View File

@@ -347,6 +347,9 @@ int drm_connector_init(struct drm_device *dev,
const struct drm_connector_funcs *funcs, const struct drm_connector_funcs *funcs,
int connector_type) int connector_type)
{ {
if (drm_WARN_ON(dev, !(funcs && funcs->destroy)))
return -EINVAL;
return __drm_connector_init(dev, connector, funcs, connector_type, NULL); return __drm_connector_init(dev, connector, funcs, connector_type, NULL);
} }
EXPORT_SYMBOL(drm_connector_init); EXPORT_SYMBOL(drm_connector_init);
@@ -377,6 +380,9 @@ int drm_connector_init_with_ddc(struct drm_device *dev,
int connector_type, int connector_type,
struct i2c_adapter *ddc) struct i2c_adapter *ddc)
{ {
if (drm_WARN_ON(dev, !(funcs && funcs->destroy)))
return -EINVAL;
return __drm_connector_init(dev, connector, funcs, connector_type, ddc); return __drm_connector_init(dev, connector, funcs, connector_type, ddc);
} }
EXPORT_SYMBOL(drm_connector_init_with_ddc); EXPORT_SYMBOL(drm_connector_init_with_ddc);