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Date: Sat, 22 Aug 2015 08:44:11 +0300
From: Elad Raz <eladr@...lanox.com>
To: netdev@...r.kernel.org, netfilter-devel@...r.kernel.org,
Oliver Smith <oliver@....9.b.0.7.4.0.1.0.0.2.ip6.arpa>,
Pablo Neira Ayuso <pablo@...filter.org>,
Vinson Lee <vlee@...pensource.com>
Cc: Elad Raz <eladr@...lanox.com>, Jiri Pirko <jiri@...nulli.us>,
"David S. Miller" <davem@...emloft.net>,
Patrick McHardy <kaber@...sh.net>,
Sergey Popovich <popovich_sergei@...l.ua>,
Jozsef Kadlecsik <kadlec@...ckhole.kfki.hu>,
Anton Danilov <littlesmilingcloud@...il.com>,
Guenter Roeck <linux@...ck-us.net>,
Akemi Yagi <amyagi@...il.com>,
Cong Wang <cwang@...pensource.com>
Subject: [PATCH v2 net-next] netfilter: ipset: Fixing unnamed union init
In continue to proposed Vinson Lee's post [1], this patch fixes compilation
issues founded at gcc 4.4.7. The initialization of .cidr field of unnamed
unions causes compilation error in gcc 4.4.x.
References
Visible links
[1] https://lkml.org/lkml/2015/7/5/74
Signed-off-by: Elad Raz <eladr@...lanox.com>
---
net/netfilter/ipset/ip_set_hash_netnet.c | 20 ++++++++++++++++++--
net/netfilter/ipset/ip_set_hash_netportnet.c | 20 ++++++++++++++++++--
2 files changed, 36 insertions(+), 4 deletions(-)
diff --git a/net/netfilter/ipset/ip_set_hash_netnet.c b/net/netfilter/ipset/ip_set_hash_netnet.c
index 3c862c0..a93dfeb 100644
--- a/net/netfilter/ipset/ip_set_hash_netnet.c
+++ b/net/netfilter/ipset/ip_set_hash_netnet.c
@@ -131,6 +131,13 @@ hash_netnet4_data_next(struct hash_netnet4_elem *next,
#define HOST_MASK 32
#include "ip_set_hash_gen.h"
+static void
+hash_netnet4_init(struct hash_netnet4_elem *e)
+{
+ e->cidr[0] = HOST_MASK;
+ e->cidr[1] = HOST_MASK;
+}
+
static int
hash_netnet4_kadt(struct ip_set *set, const struct sk_buff *skb,
const struct xt_action_param *par,
@@ -160,7 +167,7 @@ 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 = { HOST_MASK, 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;
@@ -169,6 +176,7 @@ hash_netnet4_uadt(struct ip_set *set, struct nlattr *tb[],
if (tb[IPSET_ATTR_LINENO])
*lineno = nla_get_u32(tb[IPSET_ATTR_LINENO]);
+ hash_netnet4_init(&e);
if (unlikely(!tb[IPSET_ATTR_IP] || !tb[IPSET_ATTR_IP2] ||
!ip_set_optattr_netorder(tb, IPSET_ATTR_CADT_FLAGS)))
return -IPSET_ERR_PROTOCOL;
@@ -357,6 +365,13 @@ hash_netnet6_data_next(struct hash_netnet4_elem *next,
#define IP_SET_EMIT_CREATE
#include "ip_set_hash_gen.h"
+static void
+hash_netnet6_init(struct hash_netnet6_elem *e)
+{
+ e->cidr[0] = HOST_MASK;
+ e->cidr[1] = HOST_MASK;
+}
+
static int
hash_netnet6_kadt(struct ip_set *set, const struct sk_buff *skb,
const struct xt_action_param *par,
@@ -385,13 +400,14 @@ 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 = { HOST_MASK, HOST_MASK, }, };
+ struct hash_netnet6_elem e = { };
struct ip_set_ext ext = IP_SET_INIT_UEXT(set);
int ret;
if (tb[IPSET_ATTR_LINENO])
*lineno = nla_get_u32(tb[IPSET_ATTR_LINENO]);
+ hash_netnet6_init(&e);
if (unlikely(!tb[IPSET_ATTR_IP] || !tb[IPSET_ATTR_IP2] ||
!ip_set_optattr_netorder(tb, IPSET_ATTR_CADT_FLAGS)))
return -IPSET_ERR_PROTOCOL;
diff --git a/net/netfilter/ipset/ip_set_hash_netportnet.c b/net/netfilter/ipset/ip_set_hash_netportnet.c
index 0c68734..9a14c23 100644
--- a/net/netfilter/ipset/ip_set_hash_netportnet.c
+++ b/net/netfilter/ipset/ip_set_hash_netportnet.c
@@ -142,6 +142,13 @@ hash_netportnet4_data_next(struct hash_netportnet4_elem *next,
#define HOST_MASK 32
#include "ip_set_hash_gen.h"
+static void
+hash_netportnet4_init(struct hash_netportnet4_elem *e)
+{
+ e->cidr[0] = HOST_MASK;
+ e->cidr[1] = HOST_MASK;
+}
+
static int
hash_netportnet4_kadt(struct ip_set *set, const struct sk_buff *skb,
const struct xt_action_param *par,
@@ -175,7 +182,7 @@ 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 = { HOST_MASK, 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;
@@ -185,6 +192,7 @@ hash_netportnet4_uadt(struct ip_set *set, struct nlattr *tb[],
if (tb[IPSET_ATTR_LINENO])
*lineno = nla_get_u32(tb[IPSET_ATTR_LINENO]);
+ hash_netportnet4_init(&e);
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) ||
@@ -412,6 +420,13 @@ hash_netportnet6_data_next(struct hash_netportnet4_elem *next,
#define IP_SET_EMIT_CREATE
#include "ip_set_hash_gen.h"
+static void
+hash_netportnet6_init(struct hash_netportnet6_elem *e)
+{
+ e->cidr[0] = HOST_MASK;
+ e->cidr[1] = HOST_MASK;
+}
+
static int
hash_netportnet6_kadt(struct ip_set *set, const struct sk_buff *skb,
const struct xt_action_param *par,
@@ -445,7 +460,7 @@ 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 = { HOST_MASK, 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;
@@ -454,6 +469,7 @@ hash_netportnet6_uadt(struct ip_set *set, struct nlattr *tb[],
if (tb[IPSET_ATTR_LINENO])
*lineno = nla_get_u32(tb[IPSET_ATTR_LINENO]);
+ hash_netportnet6_init(&e);
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) ||
--
2.3.5
--
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