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net: move pskb_put() to core code

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This function has usage beside IPsec so move it to the core skbuff code.
While doing so, give it some documentation and change its return type to
'unsigned char *' to be in line with skb_put().

Signed-off-by: Mathias Krause <mathias.krause@secunet.com>
Cc: Steffen Klassert <steffen.klassert@secunet.com>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Mathias Krause
2013-11-07 14:18:24 +01:00
committed by David S. Miller
parent b5ad795e52
commit 0c7ddf36c2
4 changed files with 24 additions and 15 deletions
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13
net/xfrm/xfrm_algo.c
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@@ -802,17 +802,4 @@ int xfrm_count_pfkey_enc_supported(void)
}
EXPORT_SYMBOL_GPL(xfrm_count_pfkey_enc_supported);
#if defined(CONFIG_INET_ESP) || defined(CONFIG_INET_ESP_MODULE) || defined(CONFIG_INET6_ESP) || defined(CONFIG_INET6_ESP_MODULE)
void *pskb_put(struct sk_buff *skb, struct sk_buff *tail, int len)
{
if (tail != skb) {
skb->data_len += len;
skb->len += len;
}
return skb_put(tail, len);
}
EXPORT_SYMBOL_GPL(pskb_put);
#endif
MODULE_LICENSE("GPL");