diff --git a/drivers/media/platform/chips-media/wave5/wave5-vpu-dec.c b/drivers/media/platform/chips-media/wave5/wave5-vpu-dec.c
index 80e1831a42e0..18cd1a6a7e1d 100644
--- a/drivers/media/platform/chips-media/wave5/wave5-vpu-dec.c
+++ b/drivers/media/platform/chips-media/wave5/wave5-vpu-dec.c
@@ -1303,13 +1303,17 @@ static void wave5_vpu_dec_buf_queue_dst(struct vb2_buffer *vb)
 
 	if (vb2_is_streaming(vb->vb2_queue) && v4l2_m2m_dst_buf_is_last(m2m_ctx)) {
 		unsigned int i;
+		unsigned long flags;
 
 		for (i = 0; i < vb->num_planes; i++)
 			vb2_set_plane_payload(vb, i, 0);
 
 		vbuf->field = V4L2_FIELD_NONE;
 
+		spin_lock_irqsave(&inst->state_spinlock, flags);
 		send_eos_event(inst);
+		spin_unlock_irqrestore(&inst->state_spinlock, flags);
+
 		v4l2_m2m_last_buffer_done(m2m_ctx, vbuf);
 	} else {
 		v4l2_m2m_buf_queue(m2m_ctx, vbuf);
@@ -1462,8 +1466,13 @@ static int streamoff_output(struct vb2_queue *q)
 	inst->codec_info->dec_info.stream_rd_ptr = new_rd_ptr;
 	inst->codec_info->dec_info.stream_wr_ptr = new_rd_ptr;
 
-	if (v4l2_m2m_has_stopped(m2m_ctx))
+	if (v4l2_m2m_has_stopped(m2m_ctx)) {
+		unsigned long flags;
+
+		spin_lock_irqsave(&inst->state_spinlock, flags);
 		send_eos_event(inst);
+		spin_unlock_irqrestore(&inst->state_spinlock, flags);
+	}
 
 	/* streamoff on output cancels any draining operation */
 	inst->eos = false;