Re: [PATCH 2/3] drm/bridge: tc358775: Fix drm_of_get_data_lanes_count_ep conversion

On Sun, Jun 12, 2022 at 03:21:51PM +0200, Marek Vasut wrote:

Initialize dsi_lanes to -1, so that in case the endpoint is missing, probe would fail as it did before the conversion, instead of depending on uninitialized variable and thus undefined behavior.

Fixes: 56426faa1492 ("drm/bridge: tc358775: Convert to drm_of_get_data_lanes_count_ep") Reported-by: kernel test robot lkp@intel.com Signed-off-by: Marek Vasut marex@denx.de Cc: Andrzej Hajda andrzej.hajda@intel.com Cc: Laurent Pinchart laurent.pinchart@ideasonboard.com Cc: Lucas Stach l.stach@pengutronix.de Cc: Maxime Ripard maxime@cerno.tech Cc: Robert Foss robert.foss@linaro.org Cc: Sam Ravnborg sam@ravnborg.org To: dri-devel@lists.freedesktop.org

Acked-by: Sam Ravnborg sam@ravnborg.org