[PATCH] libata: add missing sht->slave_destroy

Add missing sht->slave_destroy.  Most drivers received this fix in
didn't.  Fix those four drives.

Signed-off-by: Tejun Heo <htejun@gmail.com>
diff --git a/drivers/ata/pata_winbond.c b/drivers/ata/pata_winbond.c
index 48941d0..b02ad1d 100644
--- a/drivers/ata/pata_winbond.c
+++ b/drivers/ata/pata_winbond.c
@@ -133,6 +133,7 @@
 	.proc_name		= DRV_NAME,
 	.dma_boundary		= ATA_DMA_BOUNDARY,
 	.slave_configure	= ata_scsi_slave_config,
+	.slave_destroy		= ata_scsi_slave_destroy,
 	.bios_param		= ata_std_bios_param,
 };