diff --git a/drivers/isdn/gigaset/Makefile b/drivers/isdn/gigaset/Makefile
index 5158be0b7ab4..e9d3189f56b7 100644
--- a/drivers/isdn/gigaset/Makefile
+++ b/drivers/isdn/gigaset/Makefile
@@ -1,8 +1,9 @@
 gigaset-y := common.o interface.o proc.o ev-layer.o i4l.o asyncdata.o
 usb_gigaset-y := usb-gigaset.o
-bas_gigaset-y := bas-gigaset.o isocdata.o
 ser_gigaset-y := ser-gigaset.o
+bas_gigaset-y := bas-gigaset.o isocdata.o
 
-obj-$(CONFIG_GIGASET_M105) += usb_gigaset.o gigaset.o
-obj-$(CONFIG_GIGASET_BASE) += bas_gigaset.o gigaset.o
-obj-$(CONFIG_GIGASET_M101) += ser_gigaset.o gigaset.o
+obj-$(CONFIG_ISDN_DRV_GIGASET) += gigaset.o
+obj-$(CONFIG_GIGASET_M105) += usb_gigaset.o
+obj-$(CONFIG_GIGASET_BASE) += bas_gigaset.o
+obj-$(CONFIG_GIGASET_M101) += ser_gigaset.o
diff --git a/drivers/isdn/gigaset/asyncdata.c b/drivers/isdn/gigaset/asyncdata.c
index f2f108fcec4d..00a3be5b862b 100644
--- a/drivers/isdn/gigaset/asyncdata.c
+++ b/drivers/isdn/gigaset/asyncdata.c
@@ -13,11 +13,6 @@
  * =====================================================================
  */
 
-/* not set by Kbuild when building both ser_gigaset and usb_gigaset */
-#ifndef KBUILD_MODNAME
-#define KBUILD_MODNAME "asy_gigaset"
-#endif
-
 #include "gigaset.h"
 #include <linux/crc-ccitt.h>
 #include <linux/bitrev.h>