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Diffstat (limited to 'net/netfilter/nf_conntrack_core.c')
-rw-r--r--net/netfilter/nf_conntrack_core.c15
1 files changed, 11 insertions, 4 deletions
diff --git a/net/netfilter/nf_conntrack_core.c b/net/netfilter/nf_conntrack_core.c
index 728d2b5bdb1a..52e6c5c6f202 100644
--- a/net/netfilter/nf_conntrack_core.c
+++ b/net/netfilter/nf_conntrack_core.c
@@ -524,11 +524,18 @@ void nf_ct_tmpl_free(struct nf_conn *tmpl)
}
EXPORT_SYMBOL_GPL(nf_ct_tmpl_free);
+static void destroy_gre_conntrack(struct nf_conn *ct)
+{
+ struct nf_conn *master = ct->master;
+
+ if (master)
+ nf_ct_gre_keymap_destroy(master);
+}
+
static void
destroy_conntrack(struct nf_conntrack *nfct)
{
struct nf_conn *ct = (struct nf_conn *)nfct;
- const struct nf_conntrack_l4proto *l4proto;
pr_debug("destroy_conntrack(%p)\n", ct);
WARN_ON(atomic_read(&nfct->use) != 0);
@@ -537,9 +544,9 @@ destroy_conntrack(struct nf_conntrack *nfct)
nf_ct_tmpl_free(ct);
return;
}
- l4proto = __nf_ct_l4proto_find(nf_ct_protonum(ct));
- if (l4proto->destroy)
- l4proto->destroy(ct);
+
+ if (unlikely(nf_ct_protonum(ct) == IPPROTO_GRE))
+ destroy_gre_conntrack(ct);
local_bh_disable();
/* Expectations will have been removed in clean_from_lists,