-COBJS = jffs2_1pass.o compr_rtime.o compr_rubin.o compr_zlib.o mini_inflate.o
-COBJS += compr_lzo.o compr_lzari.o
-
+ifdef CONFIG_CMD_JFFS2
+COBJS-$(CONFIG_JFFS2_LZO) += compr_lzo.o
+COBJS-y += compr_rtime.o
+COBJS-y += compr_rubin.o
+COBJS-y += compr_zlib.o
+COBJS-y += jffs2_1pass.o
+COBJS-y += mini_inflate.o
+endif
+
+COBJS := $(COBJS-y)