init/main.c: remove an ifdef

Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/include/linux/proc_fs.h b/include/linux/proc_fs.h
index 608e60a..9d117f6 100644
--- a/include/linux/proc_fs.h
+++ b/include/linux/proc_fs.h
@@ -44,6 +44,10 @@
 
 #else /* CONFIG_PROC_FS */
 
+static inline void proc_root_init(void)
+{
+}
+
 static inline void proc_flush_task(struct task_struct *task)
 {
 }