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authorYOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>2007-11-14 15:56:15 +0900
committerDavid S. Miller <davem@davemloft.net>2008-01-28 14:53:57 -0800
commit303065a8545bf7524550bd9564afb48e8a685a2d (patch)
tree0d5918afb77b1a779b119711eb387bd31756dcc2 /net
parentc1ee656ccb3b03304d38f852debccdd1567702e6 (diff)
downloadop-kernel-dev-303065a8545bf7524550bd9564afb48e8a685a2d.zip
op-kernel-dev-303065a8545bf7524550bd9564afb48e8a685a2d.tar.gz
[IPV6] ADDRCONF: Allow address selection policy with ifindex.
This patch allows ifindex to be a key for address selection policy table. Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/ipv6/addrconf.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index 733374b..e1e591b 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -875,7 +875,8 @@ static inline int ipv6_saddr_preferred(int type)
}
/* static matching label */
-static inline int ipv6_addr_label(const struct in6_addr *addr, int type)
+static inline int ipv6_addr_label(const struct in6_addr *addr, int type,
+ int ifindex)
{
/*
* prefix (longest match) label
@@ -910,7 +911,8 @@ int ipv6_dev_get_saddr(struct net_device *daddr_dev,
struct inet6_ifaddr *ifa_result = NULL;
int daddr_type = __ipv6_addr_type(daddr);
int daddr_scope = __ipv6_addr_src_scope(daddr_type);
- u32 daddr_label = ipv6_addr_label(daddr, daddr_type);
+ int daddr_ifindex = daddr_dev ? daddr_dev->ifindex : 0;
+ u32 daddr_label = ipv6_addr_label(daddr, daddr_type, daddr_ifindex);
struct net_device *dev;
memset(&hiscore, 0, sizeof(hiscore));
@@ -1084,12 +1086,14 @@ int ipv6_dev_get_saddr(struct net_device *daddr_dev,
/* Rule 6: Prefer matching label */
if (hiscore.rule < 6) {
if (ipv6_addr_label(&ifa_result->addr,
- hiscore.addr_type) == daddr_label)
+ hiscore.addr_type,
+ ifa_result->idev->dev->ifindex) == daddr_label)
hiscore.attrs |= IPV6_SADDR_SCORE_LABEL;
hiscore.rule++;
}
if (ipv6_addr_label(&ifa->addr,
- score.addr_type) == daddr_label) {
+ score.addr_type,
+ ifa->idev->dev->ifindex) == daddr_label) {
score.attrs |= IPV6_SADDR_SCORE_LABEL;
if (!(hiscore.attrs & IPV6_SADDR_SCORE_LABEL)) {
score.rule = 6;
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