sfc: Don't include net_driver.h from falcon_io.h

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
diff --git a/drivers/net/sfc/falcon_io.h b/drivers/net/sfc/falcon_io.h
index 6670cdf..c16da31 100644
--- a/drivers/net/sfc/falcon_io.h
+++ b/drivers/net/sfc/falcon_io.h
@@ -13,7 +13,6 @@
 
 #include <linux/io.h>
 #include <linux/spinlock.h>
-#include "net_driver.h"
 
 /**************************************************************************
  *