kbuild: arch/i386/oprofile/Makefile cosmetics

arch/i386/oprofile/Makefile

 obj-$(CONFIG_OPROFILE) += oprofile.o
- 
+
 DRIVER_OBJS = $(addprefix ../../../drivers/oprofile/, \
-	oprof.o cpu_buffer.o buffer_sync.o \
-	event_buffer.o oprofile_files.o \
-	oprofilefs.o oprofile_stats.o )
- 
-oprofile-objs := $(DRIVER_OBJS) init.o timer_int.o
+		oprof.o cpu_buffer.o buffer_sync.o \
+		event_buffer.o oprofile_files.o \
+		oprofilefs.o oprofile_stats.o )
 
-oprofile-$(CONFIG_X86_LOCAL_APIC) += nmi_int.o op_model_athlon.o op_model_ppro.o
- 
-include $(TOPDIR)/Rules.make
+oprofile-y				:= $(DRIVER_OBJS) init.o timer_int.o
+oprofile-$(CONFIG_X86_LOCAL_APIC) 	+= nmi_int.o op_model_athlon.o \
+					   op_model_ppro.o