6.4-stable review patch. If anyone has any objections, please let me know.
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From: Nancy.Lin nancy.lin@mediatek.com
[ 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@mediatek.com Link: https://patchwork.kernel.org/project/dri-devel/patch/20230803094843.4439-1-n... Signed-off-by: Chun-Kuang Hu chunkuang.hu@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- 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 ||