media: mediatek: vcodec: Fix encoder access NULL pointer

Need to set the private data with encoder device, or will access
NULL pointer in encoder handler.

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>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>

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 d299cc2..ae6290d 100644 (file)
--- a/drivers/media/platform/mediatek/vcodec/encoder/venc_vpu_if.c
+++ b/drivers/media/platform/mediatek/vcodec/encoder/venc_vpu_if.c
@@ -138,7 +138,8 @@ int vpu_enc_init(struct venc_vpu_inst *vpu)
        vpu->ctx->vpu_inst = vpu;
 
        status = mtk_vcodec_fw_ipi_register(vpu->ctx->dev->fw_handler, vpu->id,
-                                           vpu_enc_ipi_handler, "venc", NULL);
+                                           vpu_enc_ipi_handler, "venc",
+                                           vpu->ctx->dev);
 
        if (status) {
                mtk_venc_err(vpu->ctx, "vpu_ipi_register fail %d", status);