diff options
| -rw-r--r-- | drivers/firewire/fw-sbp2.c | 5 | ||||
| -rw-r--r-- | drivers/firewire/fw-transaction.h | 2 |
2 files changed, 5 insertions, 2 deletions
diff --git a/drivers/firewire/fw-sbp2.c b/drivers/firewire/fw-sbp2.c index 3e4a369d005..ba816ef6def 100644 --- a/drivers/firewire/fw-sbp2.c +++ b/drivers/firewire/fw-sbp2.c @@ -984,6 +984,7 @@ static int sbp2_scsi_queuecommand(struct scsi_cmnd *cmd, scsi_done_fn_t done) struct fw_unit *unit = sd->unit; struct fw_device *device = fw_device(unit->device.parent); struct sbp2_command_orb *orb; + unsigned max_payload; /* * Bidirectional commands are not yet implemented, and unknown @@ -1017,8 +1018,10 @@ static int sbp2_scsi_queuecommand(struct scsi_cmnd *cmd, scsi_done_fn_t done) * specifies the max payload size as 2 ^ (max_payload + 2), so * if we set this to max_speed + 7, we get the right value. */ + max_payload = min(device->max_speed + 7, + device->card->max_receive - 1); orb->request.misc = - COMMAND_ORB_MAX_PAYLOAD(device->max_speed + 7) | + COMMAND_ORB_MAX_PAYLOAD(max_payload) | COMMAND_ORB_SPEED(device->max_speed) | COMMAND_ORB_NOTIFY; diff --git a/drivers/firewire/fw-transaction.h b/drivers/firewire/fw-transaction.h index 5ceaccd1056..fa7967b5740 100644 --- a/drivers/firewire/fw-transaction.h +++ b/drivers/firewire/fw-transaction.h @@ -231,7 +231,7 @@ struct fw_card { unsigned long reset_jiffies; unsigned long long guid; - int max_receive; + unsigned max_receive; int link_speed; int config_rom_generation; |