[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>

diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c
index 381838ebd4604ece9bf95c56f0a1000bcca668ae..7484e4317efb110cd5607d8984f9ee2478848313 100644 (file)
--- 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;
 }
 
 /**