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authorYOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>2006-08-23 17:22:55 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2006-09-22 14:55:53 -0700
commit150730d5a53b1bbb486101b2a5fb82ff0d3f916e (patch)
treed14162b46a962ee3f2e15efd59ff3fd79882ee9d /net/ipv6/ip6_fib.c
parent982f56f3a9be4651520c0fdd3d80a5d02e95a178 (diff)
[IPV6] ROUTE: Purge clones on other trees when deleting a route.
Based on MIPL2 kernel patch. Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> Signed-off-by: Ville Nuorvala <vnuorval@tcs.hut.fi Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/ip6_fib.c')
-rw-r--r--net/ipv6/ip6_fib.c14
1 files changed, 12 insertions, 2 deletions
diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c
index 6536e33d835..f0fdaf182b3 100644
--- a/net/ipv6/ip6_fib.c
+++ b/net/ipv6/ip6_fib.c
@@ -1169,8 +1169,18 @@ int fib6_del(struct rt6_info *rt, struct nl_info *info)
BUG_TRAP(fn->fn_flags&RTN_RTINFO);
- if (!(rt->rt6i_flags&RTF_CACHE))
- fib6_prune_clones(fn, rt);
+ if (!(rt->rt6i_flags&RTF_CACHE)) {
+ struct fib6_node *pn = fn;
+#ifdef CONFIG_IPV6_SUBTREES
+ /* clones of this route might be in another subtree */
+ if (rt->rt6i_src.plen) {
+ while (!(pn->fn_flags&RTN_ROOT))
+ pn = pn->parent;
+ pn = pn->parent;
+ }
+#endif
+ fib6_prune_clones(pn, rt);
+ }
/*
* Walk the leaf entries looking for ourself