drivers/scsi/a100u2w.c: trivial typo patch

Trivial typo fix.
Signed-off-by: Robert P. J. Day <rpjday@mindspring.com>
Signed-off-by: Adrian Bunk <bunk@stusta.de>

drivers/scsi/a100u2w.c

@@ -1067,7 +1067,7 @@ static int __devinit inia100_probe_one(struct pci_dev *pdev,
 		goto out_disable_device;
 	}
 
-	/* <02> read from base address + 0x50 offset to get the bios balue. */
+	/* <02> read from base address + 0x50 offset to get the bios value. */
 	bios = ORC_RDWORD(port, 0x50);