scsi: target: ibmvscsi_tgt: Convert to new submission API

target_submit_cmd() is now only for simple drivers that do their own sync
during shutdown and do not use target_stop_session(). It will never return
a failure, so we can remove that code from the driver.

Link: https://lore.kernel.org/r/20210227170006.5077-7-michael.christie@oracle.com
Cc: Michael Cyr <mikecyr@linux.ibm.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Mike Christie <michael.christie@oracle.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

diff --git a/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c b/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c
index cc3908c..cfc5453 100644 (file)
--- a/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c
+++ b/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c
@@ -2670,7 +2670,6 @@ static void ibmvscsis_parse_cmd(struct scsi_info *vscsi,
        u64 data_len = 0;
        enum dma_data_direction dir;
        int attr = 0;
-       int rc = 0;
 
        nexus = vscsi->tport.ibmv_nexus;
        /*
@@ -2725,17 +2724,9 @@ static void ibmvscsis_parse_cmd(struct scsi_info *vscsi,
 
        srp->lun.scsi_lun[0] &= 0x3f;
 
-       rc = target_submit_cmd(&cmd->se_cmd, nexus->se_sess, srp->cdb,
-                              cmd->sense_buf, scsilun_to_int(&srp->lun),
-                              data_len, attr, dir, 0);
-       if (rc) {
-               dev_err(&vscsi->dev, "target_submit_cmd failed, rc %d\n", rc);
-               spin_lock_bh(&vscsi->intr_lock);
-               list_del(&cmd->list);
-               ibmvscsis_free_cmd_resources(vscsi, cmd);
-               spin_unlock_bh(&vscsi->intr_lock);
-               goto fail;
-       }
+       target_submit_cmd(&cmd->se_cmd, nexus->se_sess, srp->cdb,
+                         cmd->sense_buf, scsilun_to_int(&srp->lun),
+                         data_len, attr, dir, 0);
        return;
 
 fail: