skb_pad (9) - Linux Man Pages
skb_pad: zero pad the tail of an skb
skb_pad - zero pad the tail of an skb
int skb_pad(struct sk_buff
*skb, int pad);
- buffer to pad
- space to pad
Ensure that a buffer is followed by a padding area that is zero filled. Used by network drivers which may DMA or transfer data beyond the buffer end onto the wire.