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[IPV6]: Make ndisc_flow_init() common for later use. 

For later use, this patch is renaming ndisc_flow_init() to
icmpv6_flow_init() and putting it in common place.

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
This commit is contained in:
YOSHIFUJI Hideaki 2007-12-06 15:43:30 -08:00
parent 5e5f3f0f80
commit 95e41e93e1
3 changed files with 28 additions and 19 deletions
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8
include/linux/icmpv6.h
View File

@ -182,6 +182,14 @@ extern int icmpv6_err_convert(int type, int code,
extern void icmpv6_cleanup(void);
extern void icmpv6_param_prob(struct sk_buff *skb,
int code, int pos);
struct flowi;
extern void icmpv6_flow_init(struct sock *sk,
struct flowi *fl,
u8 type,
const struct in6_addr *saddr,
const struct in6_addr *daddr,
int oif);
#endif
#endif

16
net/ipv6/icmp.c
View File

@ -777,6 +777,22 @@ drop_no_count:
return 0;
}
void icmpv6_flow_init(struct sock *sk, struct flowi *fl,
u8 type,
const struct in6_addr *saddr,
const struct in6_addr *daddr,
int oif)
{
memset(fl, 0, sizeof(*fl));
ipv6_addr_copy(&fl->fl6_src, saddr);
ipv6_addr_copy(&fl->fl6_dst, daddr);
fl->proto = IPPROTO_ICMPV6;
fl->fl_icmp_type = type;
fl->fl_icmp_code = 0;
fl->oif = oif;
security_sk_classify_flow(sk, fl);
}
/*
* Special lock-class for __icmpv6_sk:
*/

23
net/ipv6/ndisc.c
View File

@ -441,21 +441,6 @@ static void pndisc_destructor(struct pneigh_entry *n)
/*
* Send a Neighbour Advertisement
*/
static inline void ndisc_flow_init(struct flowi *fl, u8 type,
struct in6_addr *saddr, struct in6_addr *daddr,
int oif)
{
memset(fl, 0, sizeof(*fl));
ipv6_addr_copy(&fl->fl6_src, saddr);
ipv6_addr_copy(&fl->fl6_dst, daddr);
fl->proto = IPPROTO_ICMPV6;
fl->fl_icmp_type = type;
fl->fl_icmp_code = 0;
fl->oif = oif;
security_sk_classify_flow(ndisc_socket->sk, fl);
}
static void __ndisc_send(struct net_device *dev,
struct neighbour *neigh,
struct in6_addr *daddr, struct in6_addr *saddr,
@ -474,8 +459,8 @@ static void __ndisc_send(struct net_device *dev,
type = icmp6h->icmp6_type;
ndisc_flow_init(&fl, type, saddr, daddr,
dev->ifindex);
icmpv6_flow_init(ndisc_socket->sk, &fl, type,
saddr, daddr, dev->ifindex);
dst = ndisc_dst_alloc(dev, neigh, daddr, ip6_output);
if (!dst)
@ -1439,8 +1424,8 @@ void ndisc_send_redirect(struct sk_buff *skb, struct neighbour *neigh,
return;
}
ndisc_flow_init(&fl, NDISC_REDIRECT, &saddr_buf, &ipv6_hdr(skb)->saddr,
dev->ifindex);
icmpv6_flow_init(ndisc_socket->sk, &fl, NDISC_REDIRECT,
&saddr_buf, &ipv6_hdr(skb)->saddr, dev->ifindex);
dst = ip6_route_output(NULL, &fl);
if (dst == NULL)