This is an automatic generated email to let you know that the following patch
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Subject: media: platform: mtk-mdp3: fix uninitialized variable in
mdp_path_config()
Author: Moudy Ho <moudy...@mediatek.com>
Date: Wed Oct 11 11:00:37 2023 +0800
Fix the build warnings that were detected by the linux-media
build scripts tool:
drivers/media/platform/mediatek/mdp3/mtk-mdp3-cmdq.c:
In function 'mdp_path_config.isra':
drivers/media/platform/mediatek/mdp3/mtk-mdp3-cmdq.c:
warning: 'ctx' may be used uninitialized [-Wmaybe-uninitialized]
| out = CFG_COMP(MT8195, ctx->param, outputs[0]);
| ~~~^~~~~~~
drivers/media/platform/mediatek/mdp3/mtk-img-ipi.h: note:
in definition of macro 'CFG_COMP'
| (IS_ERR_OR_NULL(comp) ? 0 : _CFG_COMP(plat, comp, mem))
| ^~~~
drivers/media/platform/mediatek/mdp3/mtk-mdp3-cmdq.c:
note: 'ctx' was declared here
| struct mdp_comp_ctx *ctx;
|
Fixes: 61890ccaefaf ("media: platform: mtk-mdp3: add MediaTek MDP3 driver")
Signed-off-by: Moudy Ho <moudy...@mediatek.com>
Reviewed-by: AngeloGioacchino Del Regno
<angelogioacchino.delre...@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil-ci...@xs4all.nl>
drivers/media/platform/mediatek/mdp3/mtk-mdp3-cmdq.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-cmdq.c
b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-cmdq.c
index 3177592490be..6adac857a477 100644
--- a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-cmdq.c
+++ b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-cmdq.c
@@ -261,11 +261,11 @@ static int mdp_path_config(struct mdp_dev *mdp, struct
mdp_cmdq_cmd *cmd,
const struct v4l2_rect *compose;
u32 out = 0;
+ ctx = &path->comps[index];
if (CFG_CHECK(MT8183, p_id))
out = CFG_COMP(MT8183, ctx->param, outputs[0]);
compose = path->composes[out];
- ctx = &path->comps[index];
ret = call_op(ctx, config_frame, cmd, compose);
if (ret)
return ret;
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