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scsi_error: set DID_TIME_OUT correctly

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Any callbacks in scsi_timeout_out() might return BLK_EH_RESET_TIMER,
in which case we should leave the result alone and not set
DID_TIME_OUT, as the command didn't actually timeout.

Signed-off-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Ewan D. Milne <emilne@redhat.com>
This commit is contained in:
Hannes Reinecke 2014-06-13 14:01:45 +02:00 committed by Christoph Hellwig
parent 8922a90890
commit a33c070bce
1 changed files with 7 additions and 7 deletions
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14
drivers/scsi/scsi_error.c
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@ -287,15 +287,15 @@ enum blk_eh_timer_return scsi_times_out(struct request *req)
else if (host->hostt->eh_timed_out)
rtn = host->hostt->eh_timed_out(scmd);
if (rtn == BLK_EH_NOT_HANDLED && !host->hostt->no_async_abort)
if (scsi_abort_command(scmd) == SUCCESS)
if (rtn == BLK_EH_NOT_HANDLED) {
if (!host->hostt->no_async_abort &&
scsi_abort_command(scmd) == SUCCESS)
return BLK_EH_NOT_HANDLED;
set_host_byte(scmd, DID_TIME_OUT);
if (unlikely(rtn == BLK_EH_NOT_HANDLED &&
!scsi_eh_scmd_add(scmd, SCSI_EH_CANCEL_CMD)))
rtn = BLK_EH_HANDLED;
set_host_byte(scmd, DID_TIME_OUT);
if (!scsi_eh_scmd_add(scmd, SCSI_EH_CANCEL_CMD))
rtn = BLK_EH_HANDLED;
}
return rtn;
}