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uas: Use the right error codes for different kinds of errors

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Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Sarah Sharp <sarah.a.sharp@linux.intel.com>
This commit is contained in:
Hans de Goede 2013-11-14 14:27:27 +01:00 committed by Sarah Sharp
parent 3a4462e0e2
commit 673331c87c
1 changed files with 10 additions and 9 deletions
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19
drivers/usb/storage/uas.c
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@ -146,7 +146,8 @@ static void uas_do_work(struct work_struct *work)
}
static void uas_mark_cmd_dead(struct uas_dev_info *devinfo,
struct uas_cmd_info *cmdinfo, const char *caller)
struct uas_cmd_info *cmdinfo,
int result, const char *caller)
{
struct scsi_pointer *scp = (void *)cmdinfo;
struct scsi_cmnd *cmnd = container_of(scp, struct scsi_cmnd, SCp);
@ -156,10 +157,12 @@ static void uas_mark_cmd_dead(struct uas_dev_info *devinfo,
WARN_ON_ONCE(cmdinfo->state & COMMAND_ABORTED);
cmdinfo->state |= COMMAND_ABORTED;
cmdinfo->state &= ~IS_IN_WORK_LIST;
cmnd->result = result << 16;
list_move_tail(&cmdinfo->list, &devinfo->dead_list);
}
static void uas_abort_inflight(struct uas_dev_info *devinfo)
static void uas_abort_inflight(struct uas_dev_info *devinfo, int result,
const char *caller)
{
struct uas_cmd_info *cmdinfo;
struct uas_cmd_info *temp;
@ -167,7 +170,7 @@ static void uas_abort_inflight(struct uas_dev_info *devinfo)
spin_lock_irqsave(&devinfo->lock, flags);
list_for_each_entry_safe(cmdinfo, temp, &devinfo->inflight_list, list)
uas_mark_cmd_dead(devinfo, cmdinfo, __func__);
uas_mark_cmd_dead(devinfo, cmdinfo, result, caller);
spin_unlock_irqrestore(&devinfo->lock, flags);
}
@ -289,10 +292,8 @@ static int uas_try_complete(struct scsi_cmnd *cmnd, const char *caller)
cmdinfo->state |= COMMAND_COMPLETED;
usb_free_urb(cmdinfo->data_in_urb);
usb_free_urb(cmdinfo->data_out_urb);
if (cmdinfo->state & COMMAND_ABORTED) {
if (cmdinfo->state & COMMAND_ABORTED)
scmd_printk(KERN_INFO, cmnd, "abort completed\n");
cmnd->result = DID_ABORT << 16;
}
list_del(&cmdinfo->list);
cmnd->scsi_done(cmnd);
return 0;
@ -824,7 +825,7 @@ static int uas_eh_abort_handler(struct scsi_cmnd *cmnd)
return FAILED;
}
uas_mark_cmd_dead(devinfo, cmdinfo, __func__);
uas_mark_cmd_dead(devinfo, cmdinfo, DID_ABORT, __func__);
if (cmdinfo->state & COMMAND_INFLIGHT) {
spin_unlock_irqrestore(&devinfo->lock, flags);
ret = uas_eh_task_mgmt(cmnd, "ABORT TASK", TMF_ABORT_TASK);
@ -860,7 +861,7 @@ static int uas_eh_bus_reset_handler(struct scsi_cmnd *cmnd)
shost_printk(KERN_INFO, sdev->host, "%s start\n", __func__);
devinfo->resetting = 1;
uas_abort_inflight(devinfo);
uas_abort_inflight(devinfo, DID_RESET, __func__);
usb_kill_anchored_urbs(&devinfo->cmd_urbs);
usb_kill_anchored_urbs(&devinfo->sense_urbs);
usb_kill_anchored_urbs(&devinfo->data_urbs);
@ -1153,7 +1154,7 @@ static void uas_disconnect(struct usb_interface *intf)
devinfo->resetting = 1;
cancel_work_sync(&devinfo->work);
uas_abort_inflight(devinfo);
uas_abort_inflight(devinfo, DID_NO_CONNECT, __func__);
usb_kill_anchored_urbs(&devinfo->cmd_urbs);
usb_kill_anchored_urbs(&devinfo->sense_urbs);
usb_kill_anchored_urbs(&devinfo->data_urbs);