diff --git a/drivers/media/platform/mediatek/vcodec/encoder/mtk_vcodec_enc.c b/drivers/media/platform/mediatek/vcodec/encoder/mtk_vcodec_enc.c
index 7eaf0e24c9fc..3cbc4beb2c40 100644
--- a/drivers/media/platform/mediatek/vcodec/encoder/mtk_vcodec_enc.c
+++ b/drivers/media/platform/mediatek/vcodec/encoder/mtk_vcodec_enc.c
@@ -865,7 +865,7 @@ static void vb2ops_venc_buf_queue(struct vb2_buffer *vb)
 static int vb2ops_venc_start_streaming(struct vb2_queue *q, unsigned int count)
 {
 	struct mtk_vcodec_enc_ctx *ctx = vb2_get_drv_priv(q);
-	struct venc_enc_param param;
+	struct venc_enc_param param = { };
 	int ret;
 	int i;
 
@@ -1021,7 +1021,7 @@ static int mtk_venc_encode_header(void *priv)
 	int ret;
 	struct vb2_v4l2_buffer *src_buf, *dst_buf;
 	struct mtk_vcodec_mem bs_buf;
-	struct venc_done_result enc_result;
+	struct venc_done_result enc_result = { };
 
 	dst_buf = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx);
 	if (!dst_buf) {
@@ -1142,7 +1142,7 @@ static void mtk_venc_worker(struct work_struct *work)
 	struct vb2_v4l2_buffer *src_buf, *dst_buf;
 	struct venc_frm_buf frm_buf;
 	struct mtk_vcodec_mem bs_buf;
-	struct venc_done_result enc_result;
+	struct venc_done_result enc_result = { };
 	int ret, i;
 
 	/* check dst_buf, dst_buf may be removed in device_run