808 	int hdrlen;  in mwl8k_remove_dma_header()  local
811 	hdrlen = ieee80211_hdrlen(tr->wh.frame_control);  in mwl8k_remove_dma_header()
813 	if (hdrlen != sizeof(tr->wh)) {  in mwl8k_remove_dma_header()
815 			memmove(tr->data - hdrlen, &tr->wh, hdrlen - 2);  in mwl8k_remove_dma_header()
818 			memmove(tr->data - hdrlen, &tr->wh, hdrlen);  in mwl8k_remove_dma_header()
822 	if (hdrlen != sizeof(*tr))  in mwl8k_remove_dma_header()
823 		skb_pull(skb, sizeof(*tr) - hdrlen);  in mwl8k_remove_dma_header()
833 	int hdrlen;  in mwl8k_add_dma_header()  local
845 	hdrlen = ieee80211_hdrlen(wh->frame_control);  in mwl8k_add_dma_header()
851 	if (priv->ap_fw && (hdrlen < (sizeof(struct ieee80211_cts)  in mwl8k_add_dma_header()
864 	if (hdrlen != reqd_hdrlen)  in mwl8k_add_dma_header()
865 		skb_push(skb, reqd_hdrlen - hdrlen);  in mwl8k_add_dma_header()
868 		hdrlen -= IEEE80211_QOS_CTL_LEN;  in mwl8k_add_dma_header()
872 		memmove(&tr->wh, wh, hdrlen);  in mwl8k_add_dma_header()
873 	if (hdrlen != sizeof(tr->wh))  in mwl8k_add_dma_header()
874 		memset(((void *)&tr->wh) + hdrlen, 0, sizeof(tr->wh) - hdrlen);  in mwl8k_add_dma_header()