Hi Jani,

Le jeudi 14 septembre 2023 à 16:11 +0300, Jani Nikula a écrit :

The drm stack does not expect error valued pointers for EDID anywhere.

Fixes: e66856508746 ("drm: bridge: it66121: Set DDC preamble only once before reading EDID") Cc: Paul Cercueil paul@crapouillou.net Cc: Robert Foss robert.foss@linaro.org Cc: Phong LE ple@baylibre.com Cc: Neil Armstrong neil.armstrong@linaro.org Cc: Andrzej Hajda andrzej.hajda@intel.com Cc: Robert Foss rfoss@kernel.org Cc: Laurent Pinchart Laurent.pinchart@ideasonboard.com Cc: Jonas Karlman jonas@kwiboo.se Cc: Jernej Skrabec jernej.skrabec@gmail.com Cc: stable@vger.kernel.org # v6.3+ Signed-off-by: Jani Nikula jani.nikula@intel.com

Applied to drm-misc-next, thanks.

Cheers, -Paul

---

UNTESTED

drivers/gpu/drm/bridge/ite-it66121.c | 4 ++--  1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/bridge/ite-it66121.c b/drivers/gpu/drm/bridge/ite-it66121.c index 3c9b42c9d2ee..1cf3fb1f13dc 100644 --- a/drivers/gpu/drm/bridge/ite-it66121.c +++ b/drivers/gpu/drm/bridge/ite-it66121.c @@ -884,14 +884,14 @@ static struct edid *it66121_bridge_get_edid(struct drm_bridge *bridge,         mutex_lock(&ctx->lock);         ret = it66121_preamble_ddc(ctx);         if (ret) { -               edid = ERR_PTR(ret); +               edid = NULL;                 goto out_unlock;         }           ret = regmap_write(ctx->regmap, IT66121_DDC_HEADER_REG,                            IT66121_DDC_HEADER_EDID);         if (ret) { -               edid = ERR_PTR(ret); +               edid = NULL;                 goto out_unlock;         }