diff --git a/drivers/sbus/char/bbc_envctrl.c b/drivers/sbus/char/bbc_envctrl.c
index d27e4f6d7045a3..0d3660c28f7d49 100644
--- a/drivers/sbus/char/bbc_envctrl.c
+++ b/drivers/sbus/char/bbc_envctrl.c
@@ -4,10 +4,8 @@
  * Copyright (C) 2001 David S. Miller (davem@redhat.com)
  */
 
-#include <linux/kernel.h>
 #include <linux/kthread.h>
-#include <linux/sched.h>
-#include <linux/slab.h>
+#include <linux/syscalls.h>
 #include <linux/delay.h>
 #include <asm/oplib.h>
 #include <asm/ebus.h>
diff --git a/drivers/sbus/char/envctrl.c b/drivers/sbus/char/envctrl.c
index 728a133d0fc5b7..6b6a855f3795d8 100644
--- a/drivers/sbus/char/envctrl.c
+++ b/drivers/sbus/char/envctrl.c
@@ -20,16 +20,12 @@
  */
 
 #include <linux/module.h>
-#include <linux/sched.h>
+#include <linux/init.h>
 #include <linux/kthread.h>
-#include <linux/errno.h>
 #include <linux/delay.h>
 #include <linux/ioport.h>
-#include <linux/init.h>
 #include <linux/miscdevice.h>
-#include <linux/mm.h>
-#include <linux/slab.h>
-#include <linux/kernel.h>
+#include <linux/syscalls.h>
 
 #include <asm/ebus.h>
 #include <asm/uaccess.h>