Index: acx-mac80211-20120422/Makefile
===================================================================
--- acx-mac80211-20120422.orig/Makefile	2012-04-23 17:35:13.000000000 +0200
+++ acx-mac80211-20120422/Makefile	2012-04-23 17:36:55.386257951 +0200
@@ -30,7 +30,7 @@
 	acx-mac80211-obj-$(CONFIG_ACX_MAC80211_PCI) += pci.o
 	acx-mac80211-obj-$(CONFIG_ACX_MAC80211_USB) += usb.o
 	acx-mac80211-obj-$(CONFIG_ACX_MAC80211_MEM) += mem.o
-	acx-mac80211-objs := common.o $(acx-mac80211-obj-y) merge.o
+	acx-mac80211-objs := common.o $(acx-mac80211-obj-m) merge.o
 
 else
 # Otherwise we were called directly from the command line: the kernel build