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Date: Mon, 10 May 2010 22:18:18 +0200
From: kaber@...sh.net
To: davem@...emloft.net
Cc: netfilter-devel@...r.kernel.org, netdev@...r.kernel.org
Subject: [PATCH 47/84] netfilter: xtables: shorten up return clause
From: Jan Engelhardt <jengelh@...ozas.de>
The return value of nf_ct_l3proto_get can directly be returned even in
the case of success.
Signed-off-by: Jan Engelhardt <jengelh@...ozas.de>
---
net/ipv4/netfilter/ipt_CLUSTERIP.c | 7 ++-----
net/netfilter/xt_CONNSECMARK.c | 6 ++----
net/netfilter/xt_connbytes.c | 7 ++-----
net/netfilter/xt_connmark.c | 12 ++++--------
net/netfilter/xt_conntrack.c | 6 ++----
net/netfilter/xt_state.c | 6 ++----
6 files changed, 14 insertions(+), 30 deletions(-)
diff --git a/net/ipv4/netfilter/ipt_CLUSTERIP.c b/net/ipv4/netfilter/ipt_CLUSTERIP.c
index 1faf5fa..5d70c43 100644
--- a/net/ipv4/netfilter/ipt_CLUSTERIP.c
+++ b/net/ipv4/netfilter/ipt_CLUSTERIP.c
@@ -403,13 +403,10 @@ static int clusterip_tg_check(const struct xt_tgchk_param *par)
cipinfo->config = config;
ret = nf_ct_l3proto_try_module_get(par->family);
- if (ret < 0) {
+ if (ret < 0)
pr_info("cannot load conntrack support for proto=%u\n",
par->family);
- return ret;
- }
-
- return 0;
+ return ret;
}
/* drop reference count of cluster config when rule is deleted */
diff --git a/net/netfilter/xt_CONNSECMARK.c b/net/netfilter/xt_CONNSECMARK.c
index 105a62e..e953e30 100644
--- a/net/netfilter/xt_CONNSECMARK.c
+++ b/net/netfilter/xt_CONNSECMARK.c
@@ -107,12 +107,10 @@ static int connsecmark_tg_check(const struct xt_tgchk_param *par)
}
ret = nf_ct_l3proto_try_module_get(par->family);
- if (ret < 0) {
+ if (ret < 0)
pr_info("cannot load conntrack support for proto=%u\n",
par->family);
- return ret;
- }
- return 0;
+ return ret;
}
static void connsecmark_tg_destroy(const struct xt_tgdtor_param *par)
diff --git a/net/netfilter/xt_connbytes.c b/net/netfilter/xt_connbytes.c
index 2ff332e..ff738a5 100644
--- a/net/netfilter/xt_connbytes.c
+++ b/net/netfilter/xt_connbytes.c
@@ -109,13 +109,10 @@ static int connbytes_mt_check(const struct xt_mtchk_param *par)
return -EINVAL;
ret = nf_ct_l3proto_try_module_get(par->family);
- if (ret < 0) {
+ if (ret < 0)
pr_info("cannot load conntrack support for proto=%u\n",
par->family);
- return ret;
- }
-
- return 0;
+ return ret;
}
static void connbytes_mt_destroy(const struct xt_mtdtor_param *par)
diff --git a/net/netfilter/xt_connmark.c b/net/netfilter/xt_connmark.c
index 71e38a1..ae10154 100644
--- a/net/netfilter/xt_connmark.c
+++ b/net/netfilter/xt_connmark.c
@@ -79,12 +79,10 @@ static int connmark_tg_check(const struct xt_tgchk_param *par)
int ret;
ret = nf_ct_l3proto_try_module_get(par->family);
- if (ret < 0) {
+ if (ret < 0)
pr_info("cannot load conntrack support for proto=%u\n",
par->family);
- return ret;
- }
- return 0;
+ return ret;
}
static void connmark_tg_destroy(const struct xt_tgdtor_param *par)
@@ -111,12 +109,10 @@ static int connmark_mt_check(const struct xt_mtchk_param *par)
int ret;
ret = nf_ct_l3proto_try_module_get(par->family);
- if (ret < 0) {
+ if (ret < 0)
pr_info("cannot load conntrack support for proto=%u\n",
par->family);
- return ret;
- }
- return 0;
+ return ret;
}
static void connmark_mt_destroy(const struct xt_mtdtor_param *par)
diff --git a/net/netfilter/xt_conntrack.c b/net/netfilter/xt_conntrack.c
index e0bcf8d..3348706 100644
--- a/net/netfilter/xt_conntrack.c
+++ b/net/netfilter/xt_conntrack.c
@@ -211,12 +211,10 @@ static int conntrack_mt_check(const struct xt_mtchk_param *par)
int ret;
ret = nf_ct_l3proto_try_module_get(par->family);
- if (ret < 0) {
+ if (ret < 0)
pr_info("cannot load conntrack support for proto=%u\n",
par->family);
- return ret;
- }
- return 0;
+ return ret;
}
static void conntrack_mt_destroy(const struct xt_mtdtor_param *par)
diff --git a/net/netfilter/xt_state.c b/net/netfilter/xt_state.c
index 2b75230..be00d7b 100644
--- a/net/netfilter/xt_state.c
+++ b/net/netfilter/xt_state.c
@@ -42,12 +42,10 @@ static int state_mt_check(const struct xt_mtchk_param *par)
int ret;
ret = nf_ct_l3proto_try_module_get(par->family);
- if (ret < 0) {
+ if (ret < 0)
pr_info("cannot load conntrack support for proto=%u\n",
par->family);
- return ret;
- }
- return 0;
+ return ret;
}
static void state_mt_destroy(const struct xt_mtdtor_param *par)
--
1.7.0.4
--
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