diff options
Diffstat (limited to 'net/netfilter')
-rw-r--r-- | net/netfilter/nf_conntrack_core.c | 15 | ||||
-rw-r--r-- | net/netfilter/nf_conntrack_proto_gre.c | 14 |
2 files changed, 11 insertions, 18 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, diff --git a/net/netfilter/nf_conntrack_proto_gre.c b/net/netfilter/nf_conntrack_proto_gre.c index fa765d2fd586..ee9ab10a32e4 100644 --- a/net/netfilter/nf_conntrack_proto_gre.c +++ b/net/netfilter/nf_conntrack_proto_gre.c @@ -249,19 +249,6 @@ int nf_conntrack_gre_packet(struct nf_conn *ct, return NF_ACCEPT; } -/* Called when a conntrack entry has already been removed from the hashes - * and is about to be deleted from memory */ -static void gre_destroy(struct nf_conn *ct) -{ - struct nf_conn *master = ct->master; - pr_debug(" entering\n"); - - if (!master) - pr_debug("no master !?!\n"); - else - nf_ct_gre_keymap_destroy(master); -} - #ifdef CONFIG_NF_CONNTRACK_TIMEOUT #include <linux/netfilter/nfnetlink.h> @@ -329,7 +316,6 @@ const struct nf_conntrack_l4proto nf_conntrack_l4proto_gre = { #ifdef CONFIG_NF_CONNTRACK_PROCFS .print_conntrack = gre_print_conntrack, #endif - .destroy = gre_destroy, #if IS_ENABLED(CONFIG_NF_CT_NETLINK) .tuple_to_nlattr = nf_ct_port_tuple_to_nlattr, .nlattr_tuple_size = nf_ct_port_nlattr_tuple_size, |