pskb_put (9) Linux Manual Page
pskb_put – add data to the tail of a potentially fragmented buffer
Synopsis
unsigned char *pskb_put(struct sk_buff *skb, struct sk_buff *tail, int len);Arguments
skb
-
- start of the buffer to use
tail
- tail fragment of the buffer to use
len
- amount of data to add
Description
This function extends the used data area of the potentially fragmented buffer. tail must be the last fragment of skb — or skb itself. If this would exceed the total buffer size the kernel will panic. A pointer to the first byte of the extra data is returned.