[SCSI] replace u8 and u32 with __u8 and __u32 in scsi.h for user space

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Signed-off-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

include/scsi/scsi.h

@@ -433,7 +433,7 @@ struct scsi_lun {
 #define SCSI_IOCTL_GET_PCI		0x5387
 
 /* Pull a u32 out of a SCSI message (using BE SCSI conventions) */
-static inline u32 scsi_to_u32(u8 *ptr)
+static inline __u32 scsi_to_u32(__u8 *ptr)
 {
 	return (ptr[0]<<24) + (ptr[1]<<16) + (ptr[2]<<8) + ptr[3];
 }