net/7990: Make lance_private.name const

This allows to drop a few casts.

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/ethernet/amd/7990.h b/drivers/net/ethernet/amd/7990.h
index 6cf566c..e9e0be3 100644
--- a/drivers/net/ethernet/amd/7990.h
+++ b/drivers/net/ethernet/amd/7990.h
@@ -98,7 +98,7 @@
  * drivers to add things...
  */
 struct lance_private {
-	char *name;
+	const char *name;
 	unsigned long base;
 	volatile struct lance_init_block *init_block; /* CPU address of RAM */
 	volatile struct lance_init_block *lance_init_block; /* LANCE address of RAM */