[SCSI] hpsa: return -ENOMEM, not -1

Signed-off-by: Stephen M. Cameron <scameron@beardog.cce.hp.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c
index 604b4c9..a72a18e 100644
--- a/drivers/scsi/hpsa.c
+++ b/drivers/scsi/hpsa.c
@@ -1386,7 +1386,7 @@
 
 	if (c == NULL) {			/* trouble... */
 		dev_warn(&h->pdev->dev, "cmd_special_alloc returned NULL!\n");
-		return -1;
+		return -ENOMEM;
 	}
 
 	fill_cmd(c, HPSA_DEVICE_RESET_MSG, h, NULL, 0, 0, scsi3addr, TYPE_MSG);