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Subject[PATCH] netfilter: PTR_RET can be used
This quiets the coccinelle warnings:

net/bridge/netfilter/ebtable_filter.c:107:1-3: WARNING: PTR_RET can be used
net/bridge/netfilter/ebtable_nat.c:107:1-3: WARNING: PTR_RET can be used
net/ipv6/netfilter/ip6table_filter.c:65:1-3: WARNING: PTR_RET can be used
net/ipv6/netfilter/ip6table_mangle.c:100:1-3: WARNING: PTR_RET can be used
net/ipv6/netfilter/ip6table_raw.c:44:1-3: WARNING: PTR_RET can be used
net/ipv6/netfilter/ip6table_security.c:62:1-3: WARNING: PTR_RET can be used
net/ipv4/netfilter/iptable_filter.c:72:1-3: WARNING: PTR_RET can be used
net/ipv4/netfilter/iptable_mangle.c:107:1-3: WARNING: PTR_RET can be used
net/ipv4/netfilter/iptable_raw.c:51:1-3: WARNING: PTR_RET can be used
net/ipv4/netfilter/iptable_security.c:70:1-3: WARNING: PTR_RET can be used

Signed-off-by: Fengguang Wu <fengguang.wu@intel.com>
---
net/bridge/netfilter/ebtable_filter.c | 4 +---
net/bridge/netfilter/ebtable_nat.c | 4 +---
net/ipv4/netfilter/iptable_filter.c | 4 +---
net/ipv4/netfilter/iptable_mangle.c | 4 +---
net/ipv4/netfilter/iptable_raw.c | 4 +---
net/ipv4/netfilter/iptable_security.c | 5 +----
net/ipv6/netfilter/ip6table_filter.c | 4 +---
net/ipv6/netfilter/ip6table_mangle.c | 4 +---
net/ipv6/netfilter/ip6table_raw.c | 4 +---
net/ipv6/netfilter/ip6table_security.c | 5 +----
10 files changed, 10 insertions(+), 32 deletions(-)
--- linux.orig/net/bridge/netfilter/ebtable_filter.c 2012-07-29 08:41:09.703759534 +0800
+++ linux/net/bridge/netfilter/ebtable_filter.c 2012-07-29 08:41:14.255759643 +0800
@@ -100,9 +100,7 @@ static struct nf_hook_ops ebt_ops_filter
static int __net_init frame_filter_net_init(struct net *net)
{
net->xt.frame_filter = ebt_register_table(net, &frame_filter);
- if (IS_ERR(net->xt.frame_filter))
- return PTR_ERR(net->xt.frame_filter);
- return 0;
+ return PTR_RET(net->xt.frame_filter);
}

static void __net_exit frame_filter_net_exit(struct net *net)
--- linux.orig/net/bridge/netfilter/ebtable_nat.c 2012-07-29 08:41:09.671759534 +0800
+++ linux/net/bridge/netfilter/ebtable_nat.c 2012-07-29 08:41:14.255759643 +0800
@@ -100,9 +100,7 @@ static struct nf_hook_ops ebt_ops_nat[]
static int __net_init frame_nat_net_init(struct net *net)
{
net->xt.frame_nat = ebt_register_table(net, &frame_nat);
- if (IS_ERR(net->xt.frame_nat))
- return PTR_ERR(net->xt.frame_nat);
- return 0;
+ return PTR_RET(net->xt.frame_nat);
}

static void __net_exit frame_nat_net_exit(struct net *net)
--- linux.orig/net/ipv4/netfilter/iptable_filter.c 2012-07-29 08:41:09.523759531 +0800
+++ linux/net/ipv4/netfilter/iptable_filter.c 2012-07-29 08:41:14.259759643 +0800
@@ -69,9 +69,7 @@ static int __net_init iptable_filter_net
net->ipv4.iptable_filter =
ipt_register_table(net, &packet_filter, repl);
kfree(repl);
- if (IS_ERR(net->ipv4.iptable_filter))
- return PTR_ERR(net->ipv4.iptable_filter);
- return 0;
+ return PTR_RET(net->ipv4.iptable_filter);
}

static void __net_exit iptable_filter_net_exit(struct net *net)
--- linux.orig/net/ipv4/netfilter/iptable_mangle.c 2012-07-29 08:41:09.495759530 +0800
+++ linux/net/ipv4/netfilter/iptable_mangle.c 2012-07-29 08:41:14.259759643 +0800
@@ -104,9 +104,7 @@ static int __net_init iptable_mangle_net
net->ipv4.iptable_mangle =
ipt_register_table(net, &packet_mangler, repl);
kfree(repl);
- if (IS_ERR(net->ipv4.iptable_mangle))
- return PTR_ERR(net->ipv4.iptable_mangle);
- return 0;
+ return PTR_RET(net->ipv4.iptable_mangle);
}

static void __net_exit iptable_mangle_net_exit(struct net *net)
--- linux.orig/net/ipv4/netfilter/iptable_raw.c 2012-07-29 08:41:09.467759529 +0800
+++ linux/net/ipv4/netfilter/iptable_raw.c 2012-07-29 08:41:14.259759643 +0800
@@ -48,9 +48,7 @@ static int __net_init iptable_raw_net_in
net->ipv4.iptable_raw =
ipt_register_table(net, &packet_raw, repl);
kfree(repl);
- if (IS_ERR(net->ipv4.iptable_raw))
- return PTR_ERR(net->ipv4.iptable_raw);
- return 0;
+ return PTR_RET(net->ipv4.iptable_raw);
}

static void __net_exit iptable_raw_net_exit(struct net *net)
--- linux.orig/net/ipv4/netfilter/iptable_security.c 2012-07-29 08:41:09.439759529 +0800
+++ linux/net/ipv4/netfilter/iptable_security.c 2012-07-29 08:41:14.259759643 +0800
@@ -66,10 +66,7 @@ static int __net_init iptable_security_n
net->ipv4.iptable_security =
ipt_register_table(net, &security_table, repl);
kfree(repl);
- if (IS_ERR(net->ipv4.iptable_security))
- return PTR_ERR(net->ipv4.iptable_security);
-
- return 0;
+ return PTR_RET(net->ipv4.iptable_security);
}

static void __net_exit iptable_security_net_exit(struct net *net)
--- linux.orig/net/ipv6/netfilter/ip6table_filter.c 2012-07-29 08:41:09.643759533 +0800
+++ linux/net/ipv6/netfilter/ip6table_filter.c 2012-07-29 08:41:14.259759643 +0800
@@ -61,9 +61,7 @@ static int __net_init ip6table_filter_ne
net->ipv6.ip6table_filter =
ip6t_register_table(net, &packet_filter, repl);
kfree(repl);
- if (IS_ERR(net->ipv6.ip6table_filter))
- return PTR_ERR(net->ipv6.ip6table_filter);
- return 0;
+ return PTR_RET(net->ipv6.ip6table_filter);
}

static void __net_exit ip6table_filter_net_exit(struct net *net)
--- linux.orig/net/ipv6/netfilter/ip6table_mangle.c 2012-07-29 08:41:09.615759532 +0800
+++ linux/net/ipv6/netfilter/ip6table_mangle.c 2012-07-29 08:41:14.259759643 +0800
@@ -97,9 +97,7 @@ static int __net_init ip6table_mangle_ne
net->ipv6.ip6table_mangle =
ip6t_register_table(net, &packet_mangler, repl);
kfree(repl);
- if (IS_ERR(net->ipv6.ip6table_mangle))
- return PTR_ERR(net->ipv6.ip6table_mangle);
- return 0;
+ return PTR_RET(net->ipv6.ip6table_mangle);
}

static void __net_exit ip6table_mangle_net_exit(struct net *net)
--- linux.orig/net/ipv6/netfilter/ip6table_raw.c 2012-07-29 08:41:09.583759532 +0800
+++ linux/net/ipv6/netfilter/ip6table_raw.c 2012-07-29 08:41:14.259759643 +0800
@@ -40,9 +40,7 @@ static int __net_init ip6table_raw_net_i
net->ipv6.ip6table_raw =
ip6t_register_table(net, &packet_raw, repl);
kfree(repl);
- if (IS_ERR(net->ipv6.ip6table_raw))
- return PTR_ERR(net->ipv6.ip6table_raw);
- return 0;
+ return PTR_RET(net->ipv6.ip6table_raw);
}

static void __net_exit ip6table_raw_net_exit(struct net *net)
--- linux.orig/net/ipv6/netfilter/ip6table_security.c 2012-07-29 08:41:09.555759531 +0800
+++ linux/net/ipv6/netfilter/ip6table_security.c 2012-07-29 08:41:14.259759643 +0800
@@ -58,10 +58,7 @@ static int __net_init ip6table_security_
net->ipv6.ip6table_security =
ip6t_register_table(net, &security_table, repl);
kfree(repl);
- if (IS_ERR(net->ipv6.ip6table_security))
- return PTR_ERR(net->ipv6.ip6table_security);
-
- return 0;
+ return PTR_RET(net->ipv6.ip6table_security);
}

static void __net_exit ip6table_security_net_exit(struct net *net)

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