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This function adds no real value and it obscures what the code is doing.
Signed-off-by: "Eric W. Biederman" <ebiederm@xxxxxxxxxxxx>
---
include/net/ip_vs.h | 22 ----------------------
net/netfilter/ipvs/ip_vs_ctl.c | 25 ++++++++++---------------
2 files changed, 10 insertions(+), 37 deletions(-)
diff --git a/include/net/ip_vs.h b/include/net/ip_vs.h
index d621330d423c..0816c872b689 100644
--- a/include/net/ip_vs.h
+++ b/include/net/ip_vs.h
@@ -38,28 +38,6 @@ static inline struct netns_ipvs *net_ipvs(struct net* net)
return net->ipvs;
}
-static inline struct net *skb_sknet(const struct sk_buff *skb)
-{
-#ifdef CONFIG_NET_NS
-#ifdef CONFIG_IP_VS_DEBUG
- /* Start with the most likely hit */
- if (likely(skb->sk && sock_net(skb->sk)))
- return sock_net(skb->sk);
- WARN(skb->dev, "Maybe skb_net should be used instead in %s() line:%d\n",
- __func__, __LINE__);
- if (likely(skb->dev && dev_net(skb->dev)))
- return dev_net(skb->dev);
- pr_err("There is no net ptr to find in the skb in %s() line:%d\n",
- __func__, __LINE__);
- BUG();
-#else
- return sock_net(skb->sk);
-#endif
-#else
- return &init_net;
-#endif
-}
-
/* This one needed for single_open_net since net is stored directly in
* private not as a struct i.e. seq_file_net can't be used.
*/
diff --git a/net/netfilter/ipvs/ip_vs_ctl.c b/net/netfilter/ipvs/ip_vs_ctl.c
index c71c4cbbf3b6..f7386d5b231c 100644
--- a/net/netfilter/ipvs/ip_vs_ctl.c
+++ b/net/netfilter/ipvs/ip_vs_ctl.c
@@ -3002,7 +3002,8 @@ static int ip_vs_genl_dump_services(struct sk_buff *skb,
int idx = 0, i;
int start = cb->args[0];
struct ip_vs_service *svc;
- struct netns_ipvs *ipvs = net_ipvs(skb_sknet(skb));
+ struct net *net = sock_net(skb->sk);
+ struct netns_ipvs *ipvs = net_ipvs(net);
mutex_lock(&__ip_vs_mutex);
for (i = 0; i < IP_VS_SVC_TAB_SIZE; i++) {
@@ -3201,7 +3202,7 @@ static int ip_vs_genl_dump_dests(struct sk_buff *skb,
struct ip_vs_service *svc;
struct ip_vs_dest *dest;
struct nlattr *attrs[IPVS_CMD_ATTR_MAX + 1];
- struct net *net = skb_sknet(skb);
+ struct net *net = sock_net(skb->sk);
struct netns_ipvs *ipvs = net_ipvs(net);
mutex_lock(&__ip_vs_mutex);
@@ -3348,7 +3349,7 @@ nla_put_failure:
static int ip_vs_genl_dump_daemons(struct sk_buff *skb,
struct netlink_callback *cb)
{
- struct net *net = skb_sknet(skb);
+ struct net *net = sock_net(skb->sk);
struct netns_ipvs *ipvs = net_ipvs(net);
mutex_lock(&ipvs->sync_mutex);
@@ -3475,11 +3476,9 @@ static int ip_vs_genl_set_config(struct netns_ipvs
*ipvs, struct nlattr **attrs)
static int ip_vs_genl_set_daemon(struct sk_buff *skb, struct genl_info *info)
{
int ret = -EINVAL, cmd;
- struct net *net;
- struct netns_ipvs *ipvs;
+ struct net *net = sock_net(skb->sk);
+ struct netns_ipvs *ipvs = net_ipvs(net);
- net = skb_sknet(skb);
- ipvs = net_ipvs(net);
cmd = info->genlhdr->cmd;
if (cmd == IPVS_CMD_NEW_DAEMON || cmd == IPVS_CMD_DEL_DAEMON) {
@@ -3508,11 +3507,9 @@ static int ip_vs_genl_set_cmd(struct sk_buff *skb,
struct genl_info *info)
struct ip_vs_dest_user_kern udest;
int ret = 0, cmd;
int need_full_svc = 0, need_full_dest = 0;
- struct net *net;
- struct netns_ipvs *ipvs;
+ struct net *net = sock_net(skb->sk);
+ struct netns_ipvs *ipvs = net_ipvs(net);
- net = skb_sknet(skb);
- ipvs = net_ipvs(net);
cmd = info->genlhdr->cmd;
mutex_lock(&__ip_vs_mutex);
@@ -3632,11 +3629,9 @@ static int ip_vs_genl_get_cmd(struct sk_buff *skb,
struct genl_info *info)
struct sk_buff *msg;
void *reply;
int ret, cmd, reply_cmd;
- struct net *net;
- struct netns_ipvs *ipvs;
+ struct net *net = sock_net(skb->sk);
+ struct netns_ipvs *ipvs = net_ipvs(net);
- net = skb_sknet(skb);
- ipvs = net_ipvs(net);
cmd = info->genlhdr->cmd;
if (cmd == IPVS_CMD_GET_SERVICE)
--
2.2.1
--
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