rz1000: set serialized flag only if mate interface exists

Setting hwif->serialized makes sense only if the mate interface exists.
Acked-by: default avatarSergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: default avatarBartlomiej Zolnierkiewicz <bzolnier@gmail.com>
parent cf6e854e
......@@ -41,7 +41,8 @@ static void __devinit init_hwif_rz1000 (ide_hwif_t *hwif)
printk(KERN_INFO "%s: disabled chipset read-ahead "
"(buggy RZ1000/RZ1001)\n", hwif->name);
} else {
hwif->serialized = 1;
if (hwif->mate)
hwif->mate->serialized = hwif->serialized = 1;
hwif->drives[0].no_unmask = 1;
hwif->drives[1].no_unmask = 1;
printk(KERN_INFO "%s: serialized, disabled unmasking "
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