[PATCH] drivers/net/ixgb/: make some code static

This patch makes some needlessly global code static.

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/ixgb/ixgb_main.c b/drivers/net/ixgb/ixgb_main.c
index 176680c..f9f77e4 100644
--- a/drivers/net/ixgb/ixgb_main.c
+++ b/drivers/net/ixgb/ixgb_main.c
@@ -45,7 +45,7 @@
  */
 
 char ixgb_driver_name[] = "ixgb";
-char ixgb_driver_string[] = "Intel(R) PRO/10GbE Network Driver";
+static char ixgb_driver_string[] = "Intel(R) PRO/10GbE Network Driver";
 
 #ifndef CONFIG_IXGB_NAPI
 #define DRIVERNAPI