kbuild: Fix drivers/scsi/aacraid/Makefile

(by Sam Ravnborg)

drivers/scsi/aacraid/Makefile

+# Adaptec aacraid
  
-EXTRA_CFLAGS	+= -I$(TOPDIR)/drivers/scsi
+obj-$(CONFIG_SCSI_AACRAID) := aacraid.o
 
-O_TARGET	:= aacraid.o
-obj-m		:= $(O_TARGET)
-
-obj-y		:= linit.o aachba.o commctrl.o comminit.o commsup.o \
+aacraid-objs := linit.o aachba.o commctrl.o comminit.o commsup.o \
 		dpcsup.o rx.o sa.o
 
+EXTRA_CFLAGS	+= -Idrivers/scsi
+
 include $(TOPDIR)/Rules.make