__pskb_trim
__pskb_trim(skb, skb->len - IXGBE_TS_HDR_LEN);
__pskb_trim(skb, skb->len - ETH_FCS_LEN);
__pskb_trim(skb, skb->len - 8);
__pskb_trim(skb, len);
__pskb_trim(skb, ntohs(cpl->len));
__pskb_trim(skb, ntohs(cpl->len));
__pskb_trim(skb, be16_to_cpu(rpl->len));
return (len < skb->len) ? __pskb_trim(skb, len) : 0;
return __pskb_trim(skb, len);
__pskb_trim(skb, skb->len - present_fcs_len);
__pskb_trim(nskb, nskb->len - over);