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| SKB_PAD(9) | Linux Networking | SKB_PAD(9) |
NAME¶
skb_pad - zero pad the tail of an skb
SYNOPSIS¶
int skb_pad(struct sk_buff * skb, int pad);
ARGUMENTS¶
struct sk_buff * skb
buffer to pad
int pad
space to pad
DESCRIPTION¶
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.
May return error in out of memory cases. The skb is freed on error.
COPYRIGHT¶
| July 2017 | Kernel Hackers Manual 4.12 |