add types.h include to dasd.h

dasd.h uses __u16 and __u8 types but doesn't include linux/types.h. It fixes probable compiler errors if dasd.h is the first/unique included file. Thanks.

---
 include/asm-s390/dasd.h |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

index 3f002e1..d5a191a 100644
@@ -13,6 +13,7 @@
 #ifndef DASD_H
 #define DASD_H
 #include <linux/ioctl.h>
+#include <linux/types.h>
 
 #define DASD_IOCTL_LETTER 'D'
 

Edjunior Barbosa Machado
IBM Linux Technology Center
Linux Defect Support Team