[PATCH] libata: add missing sht->slave_destroy

Many LLDs are missing sht->slave_destroy.  The method is mandatory to
support device warm unplugging (echo 1 > /sys/.../delete).  Without
it, libata might access released scsi device.

Signed-off-by: Tejun Heo <htejun@gmail.com>

drivers/ata/pata_netcell.c

@@ -62,6 +62,7 @@ static struct scsi_host_template netcell_sht = {
 	.proc_name		= DRV_NAME,
 	.dma_boundary		= ATA_DMA_BOUNDARY,
 	.slave_configure	= ata_scsi_slave_config,
+	.slave_destroy		= ata_scsi_slave_destroy,
 	/* Use standard CHS mapping rules */
 	.bios_param		= ata_std_bios_param,
 };