1SKB_PUSH(9)                    Linux Networking                    SKB_PUSH(9)
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NAME

6       skb_push - add data to the start of a buffer
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SYNOPSIS

9       unsigned char * skb_push(struct sk_buff * skb, unsigned int len);
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ARGUMENTS

12       skb
13           buffer to use
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15       len
16           amount of data to add
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DESCRIPTION

19       This function extends the used data area of the buffer at the buffer
20       start. If this would exceed the total buffer headroom the kernel will
21       panic. A pointer to the first byte of the extra data is returned.
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24Kernel Hackers Manual 2.6.         June 2019                       SKB_PUSH(9)
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