Name
skb_needs_linearize — 
     check if we need to linearize a given skb depending on the given device features.
 
Synopsis
| bool skb_needs_linearize ( | struct sk_buff * skb, | 
|  | netdev_features_t features ); | 
 
Arguments
- skb
- 
     socket buffer to check
     
- features
- 
     net device features
     
Returns true if either
   1. skb has frag_list and the device doesn't support FRAGLIST, or
   2. skb is fragmented and the device does not support SG.