Re: [patch 1/3][IPV6]: create route6 proc init-fini functions

2007-12-08 Thread David Miller
From: Daniel Lezcano [EMAIL PROTECTED]
Date: Fri, 07 Dec 2007 14:13:26 +0100

 Make the proc creation/destruction to be a separate function. That allows to
 remove the #ifdef CONFIG_PROC_FS in the init/fini function and make them more
 readable.
 
 Signed-off-by: Daniel Lezcano [EMAIL PROTECTED]

Applied.
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[patch 1/3][IPV6]: create route6 proc init-fini functions

2007-12-07 Thread Daniel Lezcano
Make the proc creation/destruction to be a separate function. That allows to
remove the #ifdef CONFIG_PROC_FS in the init/fini function and make them more
readable.

Signed-off-by: Daniel Lezcano [EMAIL PROTECTED]
---
 net/ipv6/route.c |   58 +--
 1 file changed, 40 insertions(+), 18 deletions(-)

Index: net-2.6.25/net/ipv6/route.c
===
--- net-2.6.25.orig/net/ipv6/route.c
+++ net-2.6.25/net/ipv6/route.c
@@ -2353,6 +2353,40 @@ static const struct file_operations rt6_
.llseek  = seq_lseek,
.release = single_release,
 };
+
+static int ipv6_route_proc_init(struct net *net)
+{
+   int ret = -ENOMEM;
+   if (!proc_net_fops_create(net, ipv6_route,
+ 0, ipv6_route_proc_fops))
+   goto out;
+
+   if (!proc_net_fops_create(net, rt6_stats,
+ S_IRUGO, rt6_stats_seq_fops))
+   goto out_ipv6_route;
+
+   ret = 0;
+out:
+   return ret;
+out_ipv6_route:
+   proc_net_remove(net, ipv6_route);
+   goto out;
+}
+
+static void ipv6_route_proc_fini(struct net *net)
+{
+   proc_net_remove(net, ipv6_route);
+   proc_net_remove(net, rt6_stats);
+}
+#else
+static inline int ipv6_route_proc_init(struct net *net)
+{
+   return 0;
+}
+static inline void ipv6_route_proc_fini(struct net *net)
+{
+   return ;
+}
 #endif /* CONFIG_PROC_FS */
 
 #ifdef CONFIG_SYSCTL
@@ -2479,21 +2513,14 @@ int __init ip6_route_init(void)
if (ret)
goto out_kmem_cache;
 
-#ifdef CONFIG_PROC_FS
-   ret = -ENOMEM;
-   if (!proc_net_fops_create(init_net, ipv6_route,
- 0, ipv6_route_proc_fops))
+   ret = ipv6_route_proc_init(init_net);
+   if (ret)
goto out_fib6_init;
 
-   if (!proc_net_fops_create(init_net, rt6_stats,
- S_IRUGO, rt6_stats_seq_fops))
-   goto out_proc_ipv6_route;
-#endif
-
 #ifdef CONFIG_XFRM
ret = xfrm6_init();
if (ret)
-   goto out_proc_rt6_stats;
+   goto out_proc_init;
 #endif
 #ifdef CONFIG_IPV6_MULTIPLE_TABLES
ret = fib6_rules_init();
@@ -2517,14 +2544,10 @@ xfrm6_init:
 #endif
 #ifdef CONFIG_XFRM
xfrm6_fini();
-out_proc_rt6_stats:
 #endif
-#ifdef CONFIG_PROC_FS
-   proc_net_remove(init_net, rt6_stats);
-out_proc_ipv6_route:
-   proc_net_remove(init_net, ipv6_route);
+out_proc_init:
+   ipv6_route_proc_fini(init_net);
 out_fib6_init:
-#endif
rt6_ifdown(NULL);
fib6_gc_cleanup();
 out_kmem_cache:
@@ -2537,8 +2560,7 @@ void ip6_route_cleanup(void)
 #ifdef CONFIG_IPV6_MULTIPLE_TABLES
fib6_rules_cleanup();
 #endif
-   proc_net_remove(init_net, ipv6_route);
-   proc_net_remove(init_net, rt6_stats);
+   ipv6_route_proc_fini(init_net);
 #ifdef CONFIG_XFRM
xfrm6_fini();
 #endif

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