diff options
| -rw-r--r-- | net/netfilter/ipset/ip_set_hash_netiface.c | 44 |
1 files changed, 21 insertions, 23 deletions
diff --git a/net/netfilter/ipset/ip_set_hash_netiface.c b/net/netfilter/ipset/ip_set_hash_netiface.c index 632693f0beeb..e7c671dd3cce 100644 --- a/net/netfilter/ipset/ip_set_hash_netiface.c +++ b/net/netfilter/ipset/ip_set_hash_netiface.c @@ -140,7 +140,7 @@ struct hash_netiface4_elem_hashed { u8 physdev; u8 cidr; u8 nomatch; - u8 padding; + u8 elem; }; #define HKEY_DATALEN sizeof(struct hash_netiface4_elem_hashed) @@ -151,7 +151,7 @@ struct hash_netiface4_elem { u8 physdev; u8 cidr; u8 nomatch; - u8 padding; + u8 elem; const char *iface; }; @@ -161,7 +161,7 @@ struct hash_netiface4_telem { u8 physdev; u8 cidr; u8 nomatch; - u8 padding; + u8 elem; const char *iface; unsigned long timeout; }; @@ -181,18 +181,14 @@ hash_netiface4_data_equal(const struct hash_netiface4_elem *ip1, static inline bool hash_netiface4_data_isnull(const struct hash_netiface4_elem *elem) { - return elem->cidr == 0; + return elem->elem == 0; } static inline void hash_netiface4_data_copy(struct hash_netiface4_elem *dst, const struct hash_netiface4_elem *src) { - dst->ip = src->ip; - dst->cidr = src->cidr; - dst->physdev = src->physdev; - dst->iface = src->iface; - dst->nomatch = src->nomatch; + memcpy(dst, src, sizeof(*dst)); } static inline void @@ -217,7 +213,7 @@ hash_netiface4_data_netmask(struct hash_netiface4_elem *elem, u8 cidr) static inline void hash_netiface4_data_zero_out(struct hash_netiface4_elem *elem) { - elem->cidr = 0; + elem->elem = 0; } static bool @@ -288,7 +284,8 @@ hash_netiface4_kadt(struct ip_set *set, const struct sk_buff *skb, struct ip_set_hash *h = set->data; ipset_adtfn adtfn = set->variant->adt[adt]; struct hash_netiface4_elem data = { - .cidr = h->nets[0].cidr ? h->nets[0].cidr : HOST_MASK + .cidr = h->nets[0].cidr ? h->nets[0].cidr : HOST_MASK, + .elem = 1, }; int ret; @@ -339,7 +336,7 @@ hash_netiface4_uadt(struct ip_set *set, struct nlattr *tb[], { struct ip_set_hash *h = set->data; ipset_adtfn adtfn = set->variant->adt[adt]; - struct hash_netiface4_elem data = { .cidr = HOST_MASK }; + struct hash_netiface4_elem data = { .cidr = HOST_MASK, .elem = 1 }; u32 ip = 0, ip_to, last; u32 timeout = h->timeout; char iface[IFNAMSIZ]; @@ -360,7 +357,7 @@ hash_netiface4_uadt(struct ip_set *set, struct nlattr *tb[], if (tb[IPSET_ATTR_CIDR]) { data.cidr = nla_get_u8(tb[IPSET_ATTR_CIDR]); - if (!data.cidr || data.cidr > HOST_MASK) + if (data.cidr > HOST_MASK) return -IPSET_ERR_INVALID_CIDR; } @@ -389,7 +386,6 @@ hash_netiface4_uadt(struct ip_set *set, struct nlattr *tb[], if (adt == IPSET_ADD && (cadt_flags & IPSET_FLAG_NOMATCH)) flags |= (cadt_flags << 16); } - if (adt == IPSET_TEST || !tb[IPSET_ATTR_IP_TO]) { data.ip = htonl(ip & ip_set_hostmask(data.cidr)); ret = adtfn(set, &data, timeout, flags); @@ -442,7 +438,7 @@ struct hash_netiface6_elem_hashed { u8 physdev; u8 cidr; u8 nomatch; - u8 padding; + u8 elem; }; #define HKEY_DATALEN sizeof(struct hash_netiface6_elem_hashed) @@ -452,7 +448,7 @@ struct hash_netiface6_elem { u8 physdev; u8 cidr; u8 nomatch; - u8 padding; + u8 elem; const char *iface; }; @@ -461,7 +457,7 @@ struct hash_netiface6_telem { u8 physdev; u8 cidr; u8 nomatch; - u8 padding; + u8 elem; const char *iface; unsigned long timeout; }; @@ -481,7 +477,7 @@ hash_netiface6_data_equal(const struct hash_netiface6_elem *ip1, static inline bool hash_netiface6_data_isnull(const struct hash_netiface6_elem *elem) { - return elem->cidr == 0; + return elem->elem == 0; } static inline void @@ -506,7 +502,7 @@ hash_netiface6_data_match(const struct hash_netiface6_elem *elem) static inline void hash_netiface6_data_zero_out(struct hash_netiface6_elem *elem) { - elem->cidr = 0; + elem->elem = 0; } static inline void @@ -590,7 +586,8 @@ hash_netiface6_kadt(struct ip_set *set, const struct sk_buff *skb, struct ip_set_hash *h = set->data; ipset_adtfn adtfn = set->variant->adt[adt]; struct hash_netiface6_elem data = { - .cidr = h->nets[0].cidr ? h->nets[0].cidr : HOST_MASK + .cidr = h->nets[0].cidr ? h->nets[0].cidr : HOST_MASK, + .elem = 1, }; int ret; @@ -637,7 +634,7 @@ hash_netiface6_uadt(struct ip_set *set, struct nlattr *tb[], { struct ip_set_hash *h = set->data; ipset_adtfn adtfn = set->variant->adt[adt]; - struct hash_netiface6_elem data = { .cidr = HOST_MASK }; + struct hash_netiface6_elem data = { .cidr = HOST_MASK, .elem = 1 }; u32 timeout = h->timeout; char iface[IFNAMSIZ]; int ret; @@ -659,7 +656,7 @@ hash_netiface6_uadt(struct ip_set *set, struct nlattr *tb[], if (tb[IPSET_ATTR_CIDR]) data.cidr = nla_get_u8(tb[IPSET_ATTR_CIDR]); - if (!data.cidr || data.cidr > HOST_MASK) + if (data.cidr > HOST_MASK) return -IPSET_ERR_INVALID_CIDR; ip6_netmask(&data.ip, data.cidr); @@ -777,7 +774,8 @@ static struct ip_set_type hash_netiface_type __read_mostly = { .dimension = IPSET_DIM_TWO, .family = NFPROTO_UNSPEC, .revision_min = 0, - .revision_max = 1, /* nomatch flag support added */ + /* = 1, nomatch flag support added */ + .revision_max = 2, /* /0 support added */ .create = hash_netiface_create, .create_policy = { [IPSET_ATTR_HASHSIZE] = { .type = NLA_U32 }, |