[PATCH] drivers/sbus/char/vfc_dev.c needs mm.h

From: Jakub Bogusz <qboosh@pld-linux.org>

drivers/sbus/char/vfc_dev.c: In function `vfc_mmap':
drivers/sbus/char/vfc_dev.c:623: error: dereferencing pointer to incomplete type

drivers/sbus/char/vfc_dev.c

@@ -24,6 +24,7 @@
 #include <linux/smp_lock.h>
 #include <linux/delay.h>
 #include <linux/spinlock.h>
+#include <linux/mm.h>
 
 #include <asm/openprom.h>
 #include <asm/oplib.h>