The rt_cache, stats/rt_cache and rt_acct(optional) files
creation looks a bit messy. Clean this out and join them
to other proc-related functions under the proper ifdef.
The struct net * argument in a new function will help net
namespaces patches look nicer.
Signed-off-by: Pavel Emelyanov <[EMAIL PROTECTED]>
---
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index cc5b730..3b9c430 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -520,6 +520,44 @@ static int ip_rt_acct_read(char *buffer, char **start,
off_t offset,
return length;
}
#endif
+
+static __init int ip_rt_proc_init(struct net *net)
+{
+ struct proc_dir_entry *pde;
+
+ pde = proc_net_fops_create(net, "rt_cache", S_IRUGO,
+ &rt_cache_seq_fops);
+ if (!pde)
+ goto err1;
+
+ pde = create_proc_entry("rt_cache", S_IRUGO, net->proc_net_stat);
+ if (!pde)
+ goto err2;
+
+ pde->proc_fops = &rt_cpu_seq_fops;
+
+#ifdef CONFIG_NET_CLS_ROUTE
+ pde = create_proc_read_entry("rt_acct", 0, net->proc_net,
+ ip_rt_acct_read, NULL);
+ if (!pde)
+ goto err3;
+#endif
+ return 0;
+
+#ifdef CONFIG_NET_CLS_ROUTE
+err3:
+ remove_proc_entry("rt_cache", net->proc_net_stat);
+#endif
+err2:
+ remove_proc_entry("rt_cache", net->proc_net);
+err1:
+ return -ENOMEM;
+}
+#else
+static inline int ip_rt_proc_init(struct net *net)
+{
+ return 0;
+}
#endif /* CONFIG_PROC_FS */
static __inline__ void rt_free(struct rtable *rt)
@@ -2997,20 +3035,8 @@ int __init ip_rt_init(void)
ip_rt_secret_interval;
add_timer(&rt_secret_timer);
-#ifdef CONFIG_PROC_FS
- {
- struct proc_dir_entry *rtstat_pde = NULL; /* keep gcc happy */
- if (!proc_net_fops_create(&init_net, "rt_cache", S_IRUGO,
&rt_cache_seq_fops) ||
- !(rtstat_pde = create_proc_entry("rt_cache", S_IRUGO,
- init_net.proc_net_stat))) {
- return -ENOMEM;
- }
- rtstat_pde->proc_fops = &rt_cpu_seq_fops;
- }
-#ifdef CONFIG_NET_CLS_ROUTE
- create_proc_read_entry("rt_acct", 0, init_net.proc_net,
ip_rt_acct_read, NULL);
-#endif
-#endif
+ if (ip_rt_proc_init(&init_net))
+ printk(KERN_ERR "Unable to create route proc files\n");
#ifdef CONFIG_XFRM
xfrm_init();
xfrm4_init();
--
1.5.3.4
--
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