static struct rocker_desc_info *
 rocker_desc_head_get(const struct rocker_dma_ring_info *info)
 {
-       static struct rocker_desc_info *desc_info;
+       struct rocker_desc_info *desc_info;
        u32 head = __pos_inc(info->head, info->size);
 
        desc_info = &info->desc_info[info->head];
 static struct rocker_desc_info *
 rocker_desc_tail_get(struct rocker_dma_ring_info *info)
 {
-       static struct rocker_desc_info *desc_info;
+       struct rocker_desc_info *desc_info;
 
        if (info->tail == info->head)
                return NULL; /* nothing to be done between head and tail */