fs: Move conditional compilation to Makefile

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/fs/jffs2/jffs2_nand_1pass.c b/fs/jffs2/jffs2_nand_1pass.c
index 9f6de7d..e288d5a 100644
--- a/fs/jffs2/jffs2_nand_1pass.c
+++ b/fs/jffs2/jffs2_nand_1pass.c
@@ -1,6 +1,6 @@
 #include <common.h>
 
-#if !defined(CONFIG_NAND_LEGACY) && defined(CONFIG_CMD_JFFS2)
+#if !defined(CONFIG_NAND_LEGACY)
 
 #include <malloc.h>
 #include <linux/stat.h>