ixgbe: minor sparse fixes

Make strings const if possible, and fix includes so forward definitions
are seen.

Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: Auke Kok <auke-jan.h.kok@intel.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>

drivers/net/ixgbe/ixgbe.h

@@ -244,7 +244,7 @@ extern struct ixgbe_info ixgbe_82598EB_info;
 extern struct ixgbe_info ixgbe_82598AT_info;
 
 extern char ixgbe_driver_name[];
-extern char ixgbe_driver_version[];
+extern const char ixgbe_driver_version[];
 
 extern int ixgbe_up(struct ixgbe_adapter *adapter);
 extern void ixgbe_down(struct ixgbe_adapter *adapter);

drivers/net/ixgbe/ixgbe_82598.c

@@ -30,8 +30,7 @@
 #include <linux/delay.h>
 #include <linux/sched.h>
 
-#include "ixgbe_type.h"
-#include "ixgbe_common.h"
+#include "ixgbe.h"
 #include "ixgbe_phy.h"
 
 #define IXGBE_82598_MAX_TX_QUEUES 32

drivers/net/ixgbe/ixgbe_main.c

@@ -45,12 +45,13 @@
 #include "ixgbe_common.h"
 
 char ixgbe_driver_name[] = "ixgbe";
-static char ixgbe_driver_string[] =
-			"Intel(R) 10 Gigabit PCI Express Network Driver";
+static const char ixgbe_driver_string[] =
+	"Intel(R) 10 Gigabit PCI Express Network Driver";
 
 #define DRV_VERSION "1.1.18"
-char ixgbe_driver_version[] = DRV_VERSION;
-static char ixgbe_copyright[] = "Copyright (c) 1999-2007 Intel Corporation.";
+const char ixgbe_driver_version[] = DRV_VERSION;
+static const char ixgbe_copyright[] =
+	 "Copyright (c) 1999-2007 Intel Corporation.";
 
 static const struct ixgbe_info *ixgbe_info_tbl[] = {
 	[board_82598AF]			= &ixgbe_82598AF_info,