From a91e5e3e2216354e27ee6adf9cb2d5d9548cad8c Mon Sep 17 00:00:00 2001 From: Maxime Ripard Date: Wed, 19 Oct 2022 16:34:42 +0200 Subject: drm/connector: Set DDC pointer in drmm_connector_init Commit 35a3b82f1bdd ("drm/connector: Introduce drmm_connector_init") introduced the function drmm_connector_init() with a parameter for an optional ddc pointer to the i2c controller used to access the DDC bus. However, the underlying call to __drm_connector_init() was always setting it to NULL instead of passing the ddc argument around. This resulted in unexpected null pointer dereference on platforms expecting to get a DDC controller. Fixes: 35a3b82f1bdd ("drm/connector: Introduce drmm_connector_init") Reviewed-by: Thomas Zimmermann Link: https://lore.kernel.org/r/20221019143442.1798964-1-maxime@cerno.tech Signed-off-by: Maxime Ripard --- drivers/gpu/drm/drm_connector.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/gpu/drm/drm_connector.c') diff --git a/drivers/gpu/drm/drm_connector.c b/drivers/gpu/drm/drm_connector.c index e3142c8142b3..61c29ce74b03 100644 --- a/drivers/gpu/drm/drm_connector.c +++ b/drivers/gpu/drm/drm_connector.c @@ -435,7 +435,7 @@ int drmm_connector_init(struct drm_device *dev, if (drm_WARN_ON(dev, funcs && funcs->destroy)) return -EINVAL; - ret = __drm_connector_init(dev, connector, funcs, connector_type, NULL); + ret = __drm_connector_init(dev, connector, funcs, connector_type, ddc); if (ret) return ret; -- cgit v1.2.3