diff --git a/drivers/scsi/hpsa.h b/drivers/scsi/hpsa.h
index 27debb363529ec88cbac6f364a3538b64d32b7a7..d6c4ebf91547209b720c013c5760e7e99e650342 100644
--- a/drivers/scsi/hpsa.h
+++ b/drivers/scsi/hpsa.h
@@ -34,7 +34,7 @@ struct access_method {
 };
 
 struct hpsa_scsi_dev_t {
-	int devtype;
+	unsigned int devtype;
 	int bus, target, lun;		/* as presented to the OS */
 	unsigned char scsi3addr[8];	/* as presented to the HW */
 #define RAID_CTLR_LUNID "\0\0\0\0\0\0\0\0"