[NETNS]: Remove ifdef CONFIG_NET braces in fs/proc/proc_net.c.

They are redundant as this file is linked in iff CONFIG_NET is turned
on.
Signed-off-by: NDenis V. Lunev <den@openvz.org>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

fs/proc/proc_net.c

@@ -51,7 +51,6 @@ int seq_open_net(struct inode *ino, struct file *f,
 }
 EXPORT_SYMBOL_GPL(seq_open_net);
 
-#ifdef CONFIG_NET
 int seq_release_net(struct inode *ino, struct file *f)
 {
 	struct seq_file *seq;
@@ -219,4 +218,3 @@ int __init proc_net_init(void)
 
 	return register_pernet_subsys(&proc_net_ns_ops);
 }
-#endif /* CONFIG_NET */