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authorPavel Emelyanov <xemul@openvz.org>2007-10-10 02:29:58 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2007-10-10 16:55:34 -0700
commite2da59133880976586b2d9d81d798222ecafa566 (patch)
tree03cb1c61318992437e3bc040b34fa437b957c662 /net
parentcf7732e4cc14b56d593ff53352673e1fd5e3ba52 (diff)
[NETFILTER]: Make netfilter code use the seq_open_private
Just switch to the consolidated calls. ipt_recent() has to initialize the private, so use the __seq_open_private() helper. Signed-off-by: Pavel Emelyanov <xemul@openvz.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/ipv4/netfilter/ipt_recent.c15
-rw-r--r--net/ipv4/netfilter/nf_conntrack_l3proto_ipv4_compat.c36
-rw-r--r--net/netfilter/nf_conntrack_expect.c18
-rw-r--r--net/netfilter/nf_conntrack_standalone.c18
-rw-r--r--net/netfilter/nfnetlink_log.c18
-rw-r--r--net/netfilter/nfnetlink_queue.c18
6 files changed, 14 insertions, 109 deletions
diff --git a/net/ipv4/netfilter/ipt_recent.c b/net/ipv4/netfilter/ipt_recent.c
index db2a79889f9a..11d39fb5f38b 100644
--- a/net/ipv4/netfilter/ipt_recent.c
+++ b/net/ipv4/netfilter/ipt_recent.c
@@ -381,25 +381,14 @@ static const struct seq_operations recent_seq_ops = {
static int recent_seq_open(struct inode *inode, struct file *file)
{
struct proc_dir_entry *pde = PDE(inode);
- struct seq_file *seq;
struct recent_iter_state *st;
- int ret;
- st = kzalloc(sizeof(*st), GFP_KERNEL);
+ st = __seq_open_private(file, &recent_seq_ops, sizeof(*st));
if (st == NULL)
return -ENOMEM;
- ret = seq_open(file, &recent_seq_ops);
- if (ret) {
- kfree(st);
- goto out;
- }
-
st->table = pde->data;
- seq = file->private_data;
- seq->private = st;
-out:
- return ret;
+ return 0;
}
static ssize_t recent_proc_write(struct file *file, const char __user *input,
diff --git a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4_compat.c b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4_compat.c
index a5ae2eabf0f3..741f3dfaa5a1 100644
--- a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4_compat.c
+++ b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4_compat.c
@@ -174,22 +174,8 @@ static const struct seq_operations ct_seq_ops = {
static int ct_open(struct inode *inode, struct file *file)
{
- struct seq_file *seq;
- struct ct_iter_state *st;
- int ret;
-
- st = kzalloc(sizeof(struct ct_iter_state), GFP_KERNEL);
- if (st == NULL)
- return -ENOMEM;
- ret = seq_open(file, &ct_seq_ops);
- if (ret)
- goto out_free;
- seq = file->private_data;
- seq->private = st;
- return ret;
-out_free:
- kfree(st);
- return ret;
+ return seq_open_private(file, &ct_seq_ops,
+ sizeof(struct ct_iter_state));
}
static const struct file_operations ct_file_ops = {
@@ -291,22 +277,8 @@ static const struct seq_operations exp_seq_ops = {
static int exp_open(struct inode *inode, struct file *file)
{
- struct seq_file *seq;
- struct ct_expect_iter_state *st;
- int ret;
-
- st = kzalloc(sizeof(struct ct_expect_iter_state), GFP_KERNEL);
- if (!st)
- return -ENOMEM;
- ret = seq_open(file, &exp_seq_ops);
- if (ret)
- goto out_free;
- seq = file->private_data;
- seq->private = st;
- return ret;
-out_free:
- kfree(st);
- return ret;
+ return seq_open_private(file, &exp_seq_ops,
+ sizeof(struct ct_expect_iter_state));
}
static const struct file_operations ip_exp_file_ops = {
diff --git a/net/netfilter/nf_conntrack_expect.c b/net/netfilter/nf_conntrack_expect.c
index 7a0ae36c9b47..175c8d1a1992 100644
--- a/net/netfilter/nf_conntrack_expect.c
+++ b/net/netfilter/nf_conntrack_expect.c
@@ -472,22 +472,8 @@ static const struct seq_operations exp_seq_ops = {
static int exp_open(struct inode *inode, struct file *file)
{
- struct seq_file *seq;
- struct ct_expect_iter_state *st;
- int ret;
-
- st = kzalloc(sizeof(struct ct_expect_iter_state), GFP_KERNEL);
- if (!st)
- return -ENOMEM;
- ret = seq_open(file, &exp_seq_ops);
- if (ret)
- goto out_free;
- seq = file->private_data;
- seq->private = st;
- return ret;
-out_free:
- kfree(st);
- return ret;
+ return seq_open_private(file, &exp_seq_ops,
+ sizeof(struct ct_expect_iter_state));
}
static const struct file_operations exp_file_ops = {
diff --git a/net/netfilter/nf_conntrack_standalone.c b/net/netfilter/nf_conntrack_standalone.c
index 2a19c5f1240f..9efdd37fc195 100644
--- a/net/netfilter/nf_conntrack_standalone.c
+++ b/net/netfilter/nf_conntrack_standalone.c
@@ -195,22 +195,8 @@ static const struct seq_operations ct_seq_ops = {
static int ct_open(struct inode *inode, struct file *file)
{
- struct seq_file *seq;
- struct ct_iter_state *st;
- int ret;
-
- st = kzalloc(sizeof(struct ct_iter_state), GFP_KERNEL);
- if (st == NULL)
- return -ENOMEM;
- ret = seq_open(file, &ct_seq_ops);
- if (ret)
- goto out_free;
- seq = file->private_data;
- seq->private = st;
- return ret;
-out_free:
- kfree(st);
- return ret;
+ return seq_open_private(file, &ct_seq_ops,
+ sizeof(struct ct_iter_state));
}
static const struct file_operations ct_file_ops = {
diff --git a/net/netfilter/nfnetlink_log.c b/net/netfilter/nfnetlink_log.c
index 2135926199ca..2c7bd2eb0294 100644
--- a/net/netfilter/nfnetlink_log.c
+++ b/net/netfilter/nfnetlink_log.c
@@ -951,22 +951,8 @@ static const struct seq_operations nful_seq_ops = {
static int nful_open(struct inode *inode, struct file *file)
{
- struct seq_file *seq;
- struct iter_state *is;
- int ret;
-
- is = kzalloc(sizeof(*is), GFP_KERNEL);
- if (!is)
- return -ENOMEM;
- ret = seq_open(file, &nful_seq_ops);
- if (ret < 0)
- goto out_free;
- seq = file->private_data;
- seq->private = is;
- return ret;
-out_free:
- kfree(is);
- return ret;
+ return seq_open_private(file, &nful_seq_ops,
+ sizeof(struct iter_state));
}
static const struct file_operations nful_file_ops = {
diff --git a/net/netfilter/nfnetlink_queue.c b/net/netfilter/nfnetlink_queue.c
index 48e095a7de2d..49f0480afe09 100644
--- a/net/netfilter/nfnetlink_queue.c
+++ b/net/netfilter/nfnetlink_queue.c
@@ -1051,22 +1051,8 @@ static const struct seq_operations nfqnl_seq_ops = {
static int nfqnl_open(struct inode *inode, struct file *file)
{
- struct seq_file *seq;
- struct iter_state *is;
- int ret;
-
- is = kzalloc(sizeof(*is), GFP_KERNEL);
- if (!is)
- return -ENOMEM;
- ret = seq_open(file, &nfqnl_seq_ops);
- if (ret < 0)
- goto out_free;
- seq = file->private_data;
- seq->private = is;
- return ret;
-out_free:
- kfree(is);
- return ret;
+ return seq_open_private(file, &nfqnl_seq_ops,
+ sizeof(struct iter_state));
}
static const struct file_operations nfqnl_file_ops = {