sfc: Replace EFX_DRIVER_NAME with KBUILD_MODNAME

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/sfc/ethtool.c b/drivers/net/sfc/ethtool.c
index 27230a9..53f3eb2 100644
--- a/drivers/net/sfc/ethtool.c
+++ b/drivers/net/sfc/ethtool.c
@@ -234,7 +234,7 @@
 {
 	struct efx_nic *efx = netdev_priv(net_dev);
 
-	strlcpy(info->driver, EFX_DRIVER_NAME, sizeof(info->driver));
+	strlcpy(info->driver, KBUILD_MODNAME, sizeof(info->driver));
 	strlcpy(info->version, EFX_DRIVER_VERSION, sizeof(info->version));
 	if (efx_nic_rev(efx) >= EFX_REV_SIENA_A0)
 		siena_print_fwver(efx, info->fw_version,