IB: Avoid marking __devinitdata as const

Signed-off-by: Roland Dreier <rolandd@cisco.com>
diff --git a/drivers/net/mlx4/main.c b/drivers/net/mlx4/main.c
index 859617d..08bfc13 100644
--- a/drivers/net/mlx4/main.c
+++ b/drivers/net/mlx4/main.c
@@ -71,7 +71,7 @@
 
 #endif /* CONFIG_PCI_MSI */
 
-static const char mlx4_version[] __devinitdata =
+static char mlx4_version[] __devinitdata =
 	DRV_NAME ": Mellanox ConnectX core driver v"
 	DRV_VERSION " (" DRV_RELDATE ")\n";