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-rw-r--r--net/xfrm/xfrm_policy.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
index ec94f5795ea4..21e939235b39 100644
--- a/net/xfrm/xfrm_policy.c
+++ b/net/xfrm/xfrm_policy.c
@@ -912,6 +912,7 @@ restart:
} else if (delta > 0) {
p = &parent->rb_right;
} else {
+ bool same_prefixlen = node->prefixlen == n->prefixlen;
struct xfrm_policy *tmp;
hlist_for_each_entry(tmp, &n->hhead, bydst) {
@@ -919,9 +920,11 @@ restart:
hlist_del_rcu(&tmp->bydst);
}
+ node->prefixlen = prefixlen;
+
xfrm_policy_inexact_list_reinsert(net, node, family);
- if (node->prefixlen == n->prefixlen) {
+ if (same_prefixlen) {
kfree_rcu(n, rcu);
return;
}
@@ -929,7 +932,6 @@ restart:
rb_erase(*p, new);
kfree_rcu(n, rcu);
n = node;
- n->prefixlen = prefixlen;
goto restart;
}
}