6.5-stable review patch. If anyone has any objections, please let me know.
------------------
From: Nancy.Lin <nancy.lin@xxxxxxxxxxxx>
[ Upstream commit 63ee9438f2aeffb2d1b2df2599c168ca08d35025 ]
Fix Smatch static checker warning
-Fix uninitialized symbol comp_pdev in mtk_ddp_comp_init.
Fixes: 0d9eee9118b7 ("drm/mediatek: Add drm ovl_adaptor sub driver for MT8195")
Signed-off-by: Nancy.Lin <nancy.lin@xxxxxxxxxxxx>
Link: https://patchwork.kernel.org/project/dri-devel/patch/20230803094843.4439-1-nancy.lin@xxxxxxxxxxxx/
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c | 16 ++++++++--------
1 file changed, 8 insertions(+), 8 deletions(-)
diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
index f114da4d36a96..771f4e1733539 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
@@ -563,14 +563,15 @@ int mtk_ddp_comp_init(struct device_node *node, struct mtk_ddp_comp *comp,
/* Not all drm components have a DTS device node, such as ovl_adaptor,
* which is the drm bring up sub driver
*/
- if (node) {
- comp_pdev = of_find_device_by_node(node);
- if (!comp_pdev) {
- DRM_INFO("Waiting for device %s\n", node->full_name);
- return -EPROBE_DEFER;
- }
- comp->dev = &comp_pdev->dev;
+ if (!node)
+ return 0;
+
+ comp_pdev = of_find_device_by_node(node);
+ if (!comp_pdev) {
+ DRM_INFO("Waiting for device %s\n", node->full_name);
+ return -EPROBE_DEFER;
}
+ comp->dev = &comp_pdev->dev;
if (type == MTK_DISP_AAL ||
type == MTK_DISP_BLS ||
@@ -580,7 +581,6 @@ int mtk_ddp_comp_init(struct device_node *node, struct mtk_ddp_comp *comp,
type == MTK_DISP_MERGE ||
type == MTK_DISP_OVL ||
type == MTK_DISP_OVL_2L ||
- type == MTK_DISP_OVL_ADAPTOR ||
type == MTK_DISP_PWM ||
type == MTK_DISP_RDMA ||
type == MTK_DPI ||
--
2.40.1
