From 1a869205c75cb222263fa04f200485ffbe9eaadf Mon Sep 17 00:00:00 2001 From: Jozsef Kadlecsik Date: Fri, 18 Oct 2013 11:41:57 +0200 Subject: [PATCH] netfilter: ipset: The unnamed union initialization may lead to compilation error The unnamed union should be possible to be initialized directly, but unfortunately it's not so: /usr/src/ipset/kernel/net/netfilter/ipset/ip_set_hash_netnet.c: In function ?hash_netnet4_kadt?: /usr/src/ipset/kernel/net/netfilter/ipset/ip_set_hash_netnet.c:141: error: unknown field ?cidr? specified in initializer Reported-by: Husnu Demir Signed-off-by: Jozsef Kadlecsik Signed-off-by: Pablo Neira Ayuso --- net/netfilter/ipset/ip_set_hash_netnet.c | 22 +++++++++----------- net/netfilter/ipset/ip_set_hash_netportnet.c | 22 +++++++++----------- 2 files changed, 20 insertions(+), 24 deletions(-) diff --git a/net/netfilter/ipset/ip_set_hash_netnet.c b/net/netfilter/ipset/ip_set_hash_netnet.c index 426032706ca9..2bc2dec20b00 100644 --- a/net/netfilter/ipset/ip_set_hash_netnet.c +++ b/net/netfilter/ipset/ip_set_hash_netnet.c @@ -137,12 +137,11 @@ hash_netnet4_kadt(struct ip_set *set, const struct sk_buff *skb, { const struct hash_netnet *h = set->data; ipset_adtfn adtfn = set->variant->adt[adt]; - struct hash_netnet4_elem e = { - .cidr[0] = h->nets[0].cidr[0] ? h->nets[0].cidr[0] : HOST_MASK, - .cidr[1] = h->nets[0].cidr[1] ? h->nets[0].cidr[1] : HOST_MASK, - }; + struct hash_netnet4_elem e = { }; struct ip_set_ext ext = IP_SET_INIT_KEXT(skb, opt, set); + e.cidr[0] = IP_SET_INIT_CIDR(h->nets[0].cidr[0], HOST_MASK); + e.cidr[1] = IP_SET_INIT_CIDR(h->nets[0].cidr[1], HOST_MASK); if (adt == IPSET_TEST) e.ccmp = (HOST_MASK << (sizeof(e.cidr[0]) * 8)) | HOST_MASK; @@ -160,14 +159,14 @@ hash_netnet4_uadt(struct ip_set *set, struct nlattr *tb[], { const struct hash_netnet *h = set->data; ipset_adtfn adtfn = set->variant->adt[adt]; - struct hash_netnet4_elem e = { .cidr[0] = HOST_MASK, - .cidr[1] = HOST_MASK }; + struct hash_netnet4_elem e = { }; struct ip_set_ext ext = IP_SET_INIT_UEXT(set); u32 ip = 0, ip_to = 0, last; u32 ip2 = 0, ip2_from = 0, ip2_to = 0, last2; u8 cidr, cidr2; int ret; + e.cidr[0] = e.cidr[1] = HOST_MASK; if (unlikely(!tb[IPSET_ATTR_IP] || !tb[IPSET_ATTR_IP2] || !ip_set_optattr_netorder(tb, IPSET_ATTR_TIMEOUT) || !ip_set_optattr_netorder(tb, IPSET_ATTR_CADT_FLAGS) || @@ -364,12 +363,11 @@ hash_netnet6_kadt(struct ip_set *set, const struct sk_buff *skb, { const struct hash_netnet *h = set->data; ipset_adtfn adtfn = set->variant->adt[adt]; - struct hash_netnet6_elem e = { - .cidr[0] = h->nets[0].cidr[0] ? h->nets[0].cidr[0] : HOST_MASK, - .cidr[1] = h->nets[0].cidr[1] ? h->nets[0].cidr[1] : HOST_MASK - }; + struct hash_netnet6_elem e = { }; struct ip_set_ext ext = IP_SET_INIT_KEXT(skb, opt, set); + e.cidr[0] = IP_SET_INIT_CIDR(h->nets[0].cidr[0], HOST_MASK); + e.cidr[1] = IP_SET_INIT_CIDR(h->nets[0].cidr[1], HOST_MASK); if (adt == IPSET_TEST) e.ccmp = (HOST_MASK << (sizeof(u8)*8)) | HOST_MASK; @@ -386,11 +384,11 @@ hash_netnet6_uadt(struct ip_set *set, struct nlattr *tb[], enum ipset_adt adt, u32 *lineno, u32 flags, bool retried) { ipset_adtfn adtfn = set->variant->adt[adt]; - struct hash_netnet6_elem e = { .cidr[0] = HOST_MASK, - .cidr[1] = HOST_MASK }; + struct hash_netnet6_elem e = { }; struct ip_set_ext ext = IP_SET_INIT_UEXT(set); int ret; + e.cidr[0] = e.cidr[1] = HOST_MASK; if (unlikely(!tb[IPSET_ATTR_IP] || !tb[IPSET_ATTR_IP2] || !ip_set_optattr_netorder(tb, IPSET_ATTR_TIMEOUT) || !ip_set_optattr_netorder(tb, IPSET_ATTR_CADT_FLAGS) || diff --git a/net/netfilter/ipset/ip_set_hash_netportnet.c b/net/netfilter/ipset/ip_set_hash_netportnet.c index 363fab933d48..703d1192a6a2 100644 --- a/net/netfilter/ipset/ip_set_hash_netportnet.c +++ b/net/netfilter/ipset/ip_set_hash_netportnet.c @@ -147,12 +147,11 @@ hash_netportnet4_kadt(struct ip_set *set, const struct sk_buff *skb, { const struct hash_netportnet *h = set->data; ipset_adtfn adtfn = set->variant->adt[adt]; - struct hash_netportnet4_elem e = { - .cidr[0] = IP_SET_INIT_CIDR(h->nets[0].cidr[0], HOST_MASK), - .cidr[1] = IP_SET_INIT_CIDR(h->nets[0].cidr[1], HOST_MASK), - }; + struct hash_netportnet4_elem e = { }; struct ip_set_ext ext = IP_SET_INIT_KEXT(skb, opt, set); + e.cidr[0] = IP_SET_INIT_CIDR(h->nets[0].cidr[0], HOST_MASK); + e.cidr[1] = IP_SET_INIT_CIDR(h->nets[0].cidr[1], HOST_MASK); if (adt == IPSET_TEST) e.ccmp = (HOST_MASK << (sizeof(e.cidr[0]) * 8)) | HOST_MASK; @@ -174,8 +173,7 @@ hash_netportnet4_uadt(struct ip_set *set, struct nlattr *tb[], { const struct hash_netportnet *h = set->data; ipset_adtfn adtfn = set->variant->adt[adt]; - struct hash_netportnet4_elem e = { .cidr[0] = HOST_MASK, - .cidr[1] = HOST_MASK }; + struct hash_netportnet4_elem e = { }; struct ip_set_ext ext = IP_SET_INIT_UEXT(set); u32 ip = 0, ip_to = 0, ip_last, p = 0, port, port_to; u32 ip2_from = 0, ip2_to = 0, ip2_last, ip2; @@ -183,6 +181,7 @@ hash_netportnet4_uadt(struct ip_set *set, struct nlattr *tb[], u8 cidr, cidr2; int ret; + e.cidr[0] = e.cidr[1] = HOST_MASK; if (unlikely(!tb[IPSET_ATTR_IP] || !tb[IPSET_ATTR_IP2] || !ip_set_attr_netorder(tb, IPSET_ATTR_PORT) || !ip_set_optattr_netorder(tb, IPSET_ATTR_PORT_TO) || @@ -419,12 +418,11 @@ hash_netportnet6_kadt(struct ip_set *set, const struct sk_buff *skb, { const struct hash_netportnet *h = set->data; ipset_adtfn adtfn = set->variant->adt[adt]; - struct hash_netportnet6_elem e = { - .cidr[0] = IP_SET_INIT_CIDR(h->nets[0].cidr[0], HOST_MASK), - .cidr[1] = IP_SET_INIT_CIDR(h->nets[0].cidr[1], HOST_MASK), - }; + struct hash_netportnet6_elem e = { }; struct ip_set_ext ext = IP_SET_INIT_KEXT(skb, opt, set); + e.cidr[0] = IP_SET_INIT_CIDR(h->nets[0].cidr[0], HOST_MASK); + e.cidr[1] = IP_SET_INIT_CIDR(h->nets[0].cidr[1], HOST_MASK); if (adt == IPSET_TEST) e.ccmp = (HOST_MASK << (sizeof(u8) * 8)) | HOST_MASK; @@ -446,13 +444,13 @@ hash_netportnet6_uadt(struct ip_set *set, struct nlattr *tb[], { const struct hash_netportnet *h = set->data; ipset_adtfn adtfn = set->variant->adt[adt]; - struct hash_netportnet6_elem e = { .cidr[0] = HOST_MASK, - .cidr[1] = HOST_MASK }; + struct hash_netportnet6_elem e = { }; struct ip_set_ext ext = IP_SET_INIT_UEXT(set); u32 port, port_to; bool with_ports = false; int ret; + e.cidr[0] = e.cidr[1] = HOST_MASK; if (unlikely(!tb[IPSET_ATTR_IP] || !tb[IPSET_ATTR_IP2] || !ip_set_attr_netorder(tb, IPSET_ATTR_PORT) || !ip_set_optattr_netorder(tb, IPSET_ATTR_PORT_TO) || -- 2.20.1