tree 086b28889711612bcb2ea80c30e85116f617c0f7
parent d9cc20484e5e48c6a5deb4387c20fd45bfbdde8c
author Herbert Xu <herbert@gondor.apana.org.au> 1189984902 -0700
committer David S. Miller <davem@davemloft.net> 1189984902 -0700

[PPP] generic: Call skb_cow_head before scribbling over skb

It's rude to write over data that other people are still using.  So call
skb_cow_head before PPP proceeds to modify the skb data.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>