diff --git a/include/linux/Kbuild b/include/linux/Kbuild
index 5cae9b5960eaa8dcde73feed6ea848a4958e56c0..aada32fffec2b18fa0ae39516ea0622fcfcba631 100644
--- a/include/linux/Kbuild
+++ b/include/linux/Kbuild
@@ -70,7 +70,6 @@ header-y += fuse.h
 header-y += genetlink.h
 header-y += gen_stats.h
 header-y += gigaset_dev.h
-header-y += hdsmart.h
 header-y += hysdn_if.h
 header-y += i2o-dev.h
 header-y += i8k.h
@@ -211,6 +210,7 @@ unifdef-y += hayesesp.h
 unifdef-y += hdlcdrv.h
 unifdef-y += hdlc.h
 unifdef-y += hdreg.h
+unifdef-y += hdsmart.h
 unifdef-y += hiddev.h
 unifdef-y += hpet.h
 unifdef-y += i2c.h
diff --git a/include/linux/hdsmart.h b/include/linux/hdsmart.h
index e69192159d40bf174923b420b7a9c3c7c19bea45..4f4faf9d4238ee217443f9f0b1037f9c306c3ba3 100644
--- a/include/linux/hdsmart.h
+++ b/include/linux/hdsmart.h
@@ -17,7 +17,7 @@
 #ifndef _LINUX_HDSMART_H
 #define _LINUX_HDSMART_H
 
-#ifndef __KERNEL
+#ifndef __KERNEL__
 #define OFFLINE_FULL_SCAN		0
 #define SHORT_SELF_TEST			1
 #define EXTEND_SELF_TEST		2
@@ -121,6 +121,6 @@ typedef struct ata_smart_selftestlog_s {
 	unsigned char			resevered[2];
 	unsigned char			chksum;
 } __attribute__ ((packed)) ata_smart_selftestlog_t;
-#endif /* __KERNEL__ *
+#endif /* __KERNEL__ */
 
 #endif	/* _LINUX_HDSMART_H */