Another drive-by fix I found when fixing DP AUX adapter across the kernel tree - make sure we don't leak resources (and by proxy-AUX adapters) on failures in anx6345_bridge_attach() by unrolling on errors.
Signed-off-by: Lyude Paul lyude@redhat.com --- drivers/gpu/drm/bridge/analogix/analogix-anx6345.c | 11 ++++++++--- 1 file changed, 8 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/bridge/analogix/analogix-anx6345.c b/drivers/gpu/drm/bridge/analogix/analogix-anx6345.c index 6258f16da0e8..aa6cda458eb9 100644 --- a/drivers/gpu/drm/bridge/analogix/analogix-anx6345.c +++ b/drivers/gpu/drm/bridge/analogix/analogix-anx6345.c @@ -550,7 +550,7 @@ static int anx6345_bridge_attach(struct drm_bridge *bridge, DRM_MODE_CONNECTOR_eDP); if (err) { DRM_ERROR("Failed to initialize connector: %d\n", err); - return err; + goto aux_unregister; }
drm_connector_helper_add(&anx6345->connector, @@ -562,16 +562,21 @@ static int anx6345_bridge_attach(struct drm_bridge *bridge, bridge->encoder); if (err) { DRM_ERROR("Failed to link up connector to encoder: %d\n", err); - return err; + goto connector_cleanup; }
err = drm_connector_register(&anx6345->connector); if (err) { DRM_ERROR("Failed to register connector: %d\n", err); - return err; + goto connector_cleanup; }
return 0; +connector_cleanup: + drm_connector_cleanup(&anx6345->connector); +aux_unregister: + drm_dp_aux_unregister(&anx6345->aux); + return err; }
static void anx6345_bridge_detach(struct drm_bridge *bridge)