| Message ID | 20231007113347.28863-1-irui.wang@mediatek.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | [v2] media: mediatek: vcodec: Handle invalid encoder vsi | expand |
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>
diff --git a/drivers/media/platform/mediatek/vcodec/encoder/venc_vpu_if.c b/drivers/media/platform/mediatek/vcodec/encoder/venc_vpu_if.c index d299cc2962a5..39e8f3ac53ca 100644 --- a/drivers/media/platform/mediatek/vcodec/encoder/venc_vpu_if.c +++ b/drivers/media/platform/mediatek/vcodec/encoder/venc_vpu_if.c @@ -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; }
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(+)