[ATM] net/atm/clip.c: fix PROC_FS=n compile

This patch fixes the following compile error with CONFIG_PROC_FS=n by 
reverting commit dcdb02752ff13a64433c36f2937a58d93ae7a19e:

<--  snip  -->

...
  CC      net/atm/clip.o
net/atm/clip.c: In function ‘atm_clip_init’:
net/atm/clip.c:975: error: ‘atm_proc_root’ undeclared (first use in this function)
net/atm/clip.c:975: error: (Each undeclared identifier is reported only once
net/atm/clip.c:975: error: for each function it appears in.)
net/atm/clip.c:977: error: ‘arp_seq_fops’ undeclared (first use in this function)
make[2]: *** [net/atm/clip.o] Error 1

<--  snip  -->

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 9 insertions, 4 deletions

diff --git a/net/atm/clip.c b/net/atm/clip.c
index 121bf6f49148..2e62105d91bd 100644
--- a/net/atm/clip.c
+++ b/net/atm/clip.c
@@ -962,7 +962,6 @@ static struct file_operations arp_seq_fops = {
 
 static int __init atm_clip_init(void)
 {
-        struct proc_dir_entry *p;
         neigh_table_init_no_netlink(&clip_tbl);
 
         clip_tbl_hook = &clip_tbl;
@@ -972,9 +971,15 @@ static int __init atm_clip_init(void)
 
         setup_timer(&idle_timer, idle_timer_check, 0);
 
-        p = create_proc_entry("arp", S_IRUGO, atm_proc_root);
-        if (p)
-                p->proc_fops = &arp_seq_fops;
+#ifdef CONFIG_PROC_FS
+        {
+                struct proc_dir_entry *p;
+
+                p = create_proc_entry("arp", S_IRUGO, atm_proc_root);
+                if (p)
+                        p->proc_fops = &arp_seq_fops;
+        }
+#endif
 
         return 0;
 }