proc: consolidate per-net single-release callers

They are symmetrical to single_open ones :)

Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

2 files changed, 4 insertions, 35 deletions

diff --git a/net/ipv4/fib_trie.c b/net/ipv4/fib_trie.c
index 6009df2..5cb7278 100644
--- a/net/ipv4/fib_trie.c
+++ b/net/ipv4/fib_trie.c
@@ -2254,19 +2254,12 @@ static int fib_triestat_seq_open(struct inode *inode, struct file *file)
 	return single_open_net(inode, file, fib_triestat_seq_show);
 }
 
-static int fib_triestat_seq_release(struct inode *ino, struct file *f)
-{
-	struct seq_file *seq = f->private_data;
-	put_net(seq->private);
-	return single_release(ino, f);
-}
-
 static const struct file_operations fib_triestat_fops = {
 	.owner	= THIS_MODULE,
 	.open	= fib_triestat_seq_open,
 	.read	= seq_read,
 	.llseek	= seq_lseek,
-	.release = fib_triestat_seq_release,
+	.release = single_release_net,
 };
 
 static struct node *fib_trie_get_idx(struct seq_file *seq, loff_t pos)
diff --git a/net/ipv4/proc.c b/net/ipv4/proc.c
index daf5d3c..834356e 100644
--- a/net/ipv4/proc.c
+++ b/net/ipv4/proc.c
@@ -74,20 +74,12 @@ static int sockstat_seq_open(struct inode *inode, struct file *file)
 	return single_open_net(inode, file, sockstat_seq_show);
 }
 
-static int sockstat_seq_release(struct inode *inode, struct file *file)
-{
-	struct net *net = ((struct seq_file *)file->private_data)->private;
-
-	put_net(net);
-	return single_release(inode, file);
-}
-
 static const struct file_operations sockstat_seq_fops = {
 	.owner	 = THIS_MODULE,
 	.open	 = sockstat_seq_open,
 	.read	 = seq_read,
 	.llseek	 = seq_lseek,
-	.release = sockstat_seq_release,
+	.release = single_release_net,
 };
 
 /* snmp items */
@@ -383,20 +375,12 @@ static int snmp_seq_open(struct inode *inode, struct file *file)
 	return single_open_net(inode, file, snmp_seq_show);
 }
 
-static int snmp_seq_release(struct inode *inode, struct file *file)
-{
-	struct net *net = ((struct seq_file *)file->private_data)->private;
-
-	put_net(net);
-	return single_release(inode, file);
-}
-
 static const struct file_operations snmp_seq_fops = {
 	.owner	 = THIS_MODULE,
 	.open	 = snmp_seq_open,
 	.read	 = seq_read,
 	.llseek	 = seq_lseek,
-	.release = snmp_seq_release,
+	.release = single_release_net,
 };
 
 
@@ -438,20 +422,12 @@ static int netstat_seq_open(struct inode *inode, struct file *file)
 	return single_open_net(inode, file, netstat_seq_show);
 }
 
-static int netstat_seq_release(struct inode *inode, struct file *file)
-{
-	struct net *net = ((struct seq_file *)file->private_data)->private;
-
-	put_net(net);
-	return single_release(inode, file);
-}
-
 static const struct file_operations netstat_seq_fops = {
 	.owner	 = THIS_MODULE,
 	.open	 = netstat_seq_open,
 	.read	 = seq_read,
 	.llseek	 = seq_lseek,
-	.release = netstat_seq_release,
+	.release = single_release_net,
 };
 
 static __net_init int ip_proc_init_net(struct net *net)