Commit 62929726 authored by Manasi Navare's avatar Manasi Navare
Browse files

drm/vrr: Set VRR capable prop only if it is attached to connector 



VRR capable property is not attached by default to the connector
It is attached only if VRR is supported.
So if the driver tries to call drm core set prop function without
it being attached that causes NULL dereference.

Cc: Jani Nikula <jani.nikula@intel.com>
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Cc: dri-devel@lists.freedesktop.org
Signed-off-by: default avatarManasi Navare <manasi.d.navare@intel.com>
Reviewed-by: default avatarVille Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220225013055.9282-1-manasi.d.navare@intel.com
parent cb185278

drivers/gpu/drm/drm_connector.c

+3 −0
Original line number Diff line number Diff line
@@ -2330,6 +2330,9 @@ EXPORT_SYMBOL(drm_connector_atomic_hdr_metadata_equal); 
void drm_connector_set_vrr_capable_property(

		struct drm_connector *connector, bool capable)

{

	if (!connector->vrr_capable_property)

		return;



	drm_object_property_set_value(&connector->base,

				      connector->vrr_capable_property,

				      capable);