diff options
| author | Christoph Hellwig <hch@lst.de> | 2008-11-05 15:03:15 +0100 |
|---|---|---|
| committer | James Bottomley <James.Bottomley@HansenPartnership.com> | 2009-01-02 10:51:44 -0600 |
| commit | fa9907810bf733ef48b0cd50023b03b78f983434 (patch) | |
| tree | 93abfd78bf6a1807b4614e740018512a07bf9dba | |
| parent | 327d0c7d89319a8ee8e946b90cb94c08daadb723 (diff) | |
[SCSI] clean up scsi_times_out
Make sure the control flow in scsi_times_out makes sense.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
| -rw-r--r-- | drivers/scsi/scsi_error.c | 24 |
1 files changed, 6 insertions, 18 deletions
diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c index 381838ebd46..7484e4317ef 100644 --- a/drivers/scsi/scsi_error.c +++ b/drivers/scsi/scsi_error.c @@ -124,34 +124,22 @@ int scsi_eh_scmd_add(struct scsi_cmnd *scmd, int eh_flag) enum blk_eh_timer_return scsi_times_out(struct request *req) { struct scsi_cmnd *scmd = req->special; - enum blk_eh_timer_return (*eh_timed_out)(struct scsi_cmnd *); enum blk_eh_timer_return rtn = BLK_EH_NOT_HANDLED; scsi_log_completion(scmd, TIMEOUT_ERROR); if (scmd->device->host->transportt->eh_timed_out) - eh_timed_out = scmd->device->host->transportt->eh_timed_out; + rtn = scmd->device->host->transportt->eh_timed_out(scmd); else if (scmd->device->host->hostt->eh_timed_out) - eh_timed_out = scmd->device->host->hostt->eh_timed_out; - else - eh_timed_out = NULL; + rtn = scmd->device->host->hostt->eh_timed_out(scmd); - if (eh_timed_out) { - rtn = eh_timed_out(scmd); - switch (rtn) { - case BLK_EH_NOT_HANDLED: - break; - default: - return rtn; - } - } - - if (unlikely(!scsi_eh_scmd_add(scmd, SCSI_EH_CANCEL_CMD))) { + if (unlikely(rtn == BLK_EH_NOT_HANDLED && + !scsi_eh_scmd_add(scmd, SCSI_EH_CANCEL_CMD))) { scmd->result |= DID_TIME_OUT << 16; - return BLK_EH_HANDLED; + rtn = BLK_EH_HANDLED; } - return BLK_EH_NOT_HANDLED; + return rtn; } /** |