diff options
| -rw-r--r-- | include/net/netfilter/nf_conntrack_l3proto.h | 15 | ||||
| -rw-r--r-- | net/netfilter/nf_conntrack_core.c | 2 |
2 files changed, 10 insertions, 7 deletions
diff --git a/include/net/netfilter/nf_conntrack_l3proto.h b/include/net/netfilter/nf_conntrack_l3proto.h index 67856eb93b43..dac43b15a5b0 100644 --- a/include/net/netfilter/nf_conntrack_l3proto.h +++ b/include/net/netfilter/nf_conntrack_l3proto.h @@ -88,12 +88,6 @@ extern struct nf_conntrack_l3proto *nf_ct_l3protos[AF_MAX]; extern int nf_conntrack_l3proto_register(struct nf_conntrack_l3proto *proto); extern void nf_conntrack_l3proto_unregister(struct nf_conntrack_l3proto *proto); -static inline struct nf_conntrack_l3proto * -__nf_ct_l3proto_find(u_int16_t l3proto) -{ - return nf_ct_l3protos[l3proto]; -} - extern struct nf_conntrack_l3proto * nf_ct_l3proto_find_get(u_int16_t l3proto); @@ -103,4 +97,13 @@ extern void nf_ct_l3proto_put(struct nf_conntrack_l3proto *p); extern struct nf_conntrack_l3proto nf_conntrack_l3proto_ipv4; extern struct nf_conntrack_l3proto nf_conntrack_l3proto_ipv6; extern struct nf_conntrack_l3proto nf_conntrack_generic_l3proto; + +static inline struct nf_conntrack_l3proto * +__nf_ct_l3proto_find(u_int16_t l3proto) +{ + if (unlikely(l3proto >= AF_MAX)) + return &nf_conntrack_generic_l3proto; + return nf_ct_l3protos[l3proto]; +} + #endif /*_NF_CONNTRACK_L3PROTO_H*/ diff --git a/net/netfilter/nf_conntrack_core.c b/net/netfilter/nf_conntrack_core.c index 62bb509f05d4..0ce337a1d974 100644 --- a/net/netfilter/nf_conntrack_core.c +++ b/net/netfilter/nf_conntrack_core.c @@ -188,7 +188,7 @@ extern struct nf_conntrack_protocol nf_conntrack_generic_protocol; struct nf_conntrack_protocol * __nf_ct_proto_find(u_int16_t l3proto, u_int8_t protocol) { - if (unlikely(nf_ct_protos[l3proto] == NULL)) + if (unlikely(l3proto >= AF_MAX || nf_ct_protos[l3proto] == NULL)) return &nf_conntrack_generic_protocol; return nf_ct_protos[l3proto][protocol]; |