evie/android_kernel_oneplus_msm8998
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

ipv6: gre: remove ip6gre_header_parse()

Browse source 
dev_parse_header() callers provide 8 bytes of storage,
so it's not possible to store an IPv6 address.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet 2012-09-26 01:39:20 +00:00 • committed by David S. Miller
parent e2bcabec6e
commit bcc452935d
1 changed files with 0 additions and 8 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

8
net/ipv6/ip6_gre.c
View file

@ -1279,16 +1279,8 @@ static int ip6gre_header(struct sk_buff *skb, struct net_device *dev,
return -t->hlen; return -t->hlen;
} }
static int ip6gre_header_parse(const struct sk_buff *skb, unsigned char *haddr)
{
const struct ipv6hdr *ipv6h = (const struct ipv6hdr *)skb_mac_header(skb);
memcpy(haddr, &ipv6h->saddr, sizeof(struct in6_addr));
return sizeof(struct in6_addr);
}
static const struct header_ops ip6gre_header_ops = { static const struct header_ops ip6gre_header_ops = {
.create = ip6gre_header, .create = ip6gre_header,
.parse = ip6gre_header_parse,
}; };
static const struct net_device_ops ip6gre_netdev_ops = { static const struct net_device_ops ip6gre_netdev_ops = {