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sbp2: fix deregistration of status fifo address space 

The proper designator of an invalid CSR address is ~(u64)0, not (u64)0.
Use the correct value in initialization and deregistration.
Also, scsi_id->sbp2_lun does not need to be initialized twice.
(scsi_id was kzalloc'd.)

Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
Signed-off-by: Ben Collins <bcollins@ubuntu.com>
This commit is contained in:
Ben Collins 2006-06-12 18:15:20 -04:00
parent 02f4213fc4
commit e269d27679
1 changed files with 2 additions and 2 deletions
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4
drivers/ieee1394/sbp2.c
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@ -794,12 +794,12 @@ static struct scsi_id_instance_data *sbp2_alloc_device(struct unit_directory *ud
scsi_id->ud = ud;
scsi_id->speed_code = IEEE1394_SPEED_100;
scsi_id->max_payload_size = sbp2_speedto_max_payload[IEEE1394_SPEED_100];
scsi_id->status_fifo_addr = ~0ULL;
atomic_set(&scsi_id->sbp2_login_complete, 0);
INIT_LIST_HEAD(&scsi_id->sbp2_command_orb_inuse);
INIT_LIST_HEAD(&scsi_id->sbp2_command_orb_completed);
INIT_LIST_HEAD(&scsi_id->scsi_list);
spin_lock_init(&scsi_id->sbp2_command_orb_lock);
scsi_id->sbp2_lun = 0;
ud->device.driver_data = scsi_id;
@ -1090,7 +1090,7 @@ static void sbp2_remove_device(struct scsi_id_instance_data *scsi_id)
SBP2_DMA_FREE("single query logins data");
}
if (scsi_id->status_fifo_addr)
if (scsi_id->status_fifo_addr != ~0ULL)
hpsb_unregister_addrspace(&sbp2_highlevel, hi->host,
scsi_id->status_fifo_addr);