[v2] media: mediatek: vcodec: Handle invalid encoder vsi
Commit Message
Handle invalid encoder vsi in vpu_enc_init to ensure the encoder
vsi is valid for future use.
Fixes: 1972e32431ed ("media: mediatek: vcodec: Fix possible invalid memory access for encoder")
Signed-off-by: Irui Wang <irui.wang@mediatek.com>
---
changed with v1:
- add Fixes tag
- move vsi check to vpu_enc_init
- update commit message
---
drivers/media/platform/mediatek/vcodec/encoder/venc_vpu_if.c | 5 +++++
1 file changed, 5 insertions(+)
Comments
Il 07/10/23 13:33, Irui Wang ha scritto:
> Handle invalid encoder vsi in vpu_enc_init to ensure the encoder
> vsi is valid for future use.
>
> Fixes: 1972e32431ed ("media: mediatek: vcodec: Fix possible invalid memory access for encoder")
>
> Signed-off-by: Irui Wang <irui.wang@mediatek.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
@@ -153,6 +153,11 @@ int vpu_enc_init(struct venc_vpu_inst *vpu)
return -EINVAL;
}
+ if (IS_ERR_OR_NULL(vpu->vsi)) {
+ mtk_venc_err(vpu->ctx, "invalid venc vsi");
+ return -EINVAL;
+ }
+
return 0;
}