natsemi: fix non-constant printk warnings

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/natsemi.c b/drivers/net/natsemi.c
index c23a5862..c9bfe4e 100644
--- a/drivers/net/natsemi.c
+++ b/drivers/net/natsemi.c
@@ -127,7 +127,7 @@
 #define NATSEMI_RX_LIMIT	2046	/* maximum supported by hardware */
 
 /* These identify the driver base version and may not be removed. */
-static char version[] __devinitdata =
+static const char version[] __devinitconst =
   KERN_INFO DRV_NAME " dp8381x driver, version "
       DRV_VERSION ", " DRV_RELDATE "\n"
   KERN_INFO "  originally by Donald Becker <becker@scyld.com>\n"