[ATM]: net/atm/ioctl.c should #include "common.h"

Every file should #include the header files containing the prototypes
of it's global functions.

common.h contains the prototype for vcc_ioctl().
Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: David S. Miller <davem@davemloft.net>

net/atm/ioctl.c

@@ -21,6 +21,7 @@
 
 #include "resources.h"
 #include "signaling.h"		/* for WAITING and sigd_attach */
+#include "common.h"
 
 
 static DECLARE_MUTEX(ioctl_mutex);