proc: remove proc_root_fs

Use creation by full path instead: "fs/foo".

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/fs/nfs/client.c b/fs/nfs/client.c
index f2f3b28..0e066dc 100644
--- a/fs/nfs/client.c
+++ b/fs/nfs/client.c
@@ -1500,7 +1500,7 @@
 {
 	struct proc_dir_entry *p;
 
-	proc_fs_nfs = proc_mkdir("nfsfs", proc_root_fs);
+	proc_fs_nfs = proc_mkdir("fs/nfsfs", NULL);
 	if (!proc_fs_nfs)
 		goto error_0;
 
@@ -1526,7 +1526,7 @@
 error_2:
 	remove_proc_entry("servers", proc_fs_nfs);
 error_1:
-	remove_proc_entry("nfsfs", proc_root_fs);
+	remove_proc_entry("fs/nfsfs", NULL);
 error_0:
 	return -ENOMEM;
 }
@@ -1538,7 +1538,7 @@
 {
 	remove_proc_entry("volumes", proc_fs_nfs);
 	remove_proc_entry("servers", proc_fs_nfs);
-	remove_proc_entry("nfsfs", proc_root_fs);
+	remove_proc_entry("fs/nfsfs", NULL);
 }
 
 #endif /* CONFIG_PROC_FS */