scsi: qla2xxx: Return error when TMF returns

commit b4146c4 upstream.

Propagate the task management completion status properly to avoid
unnecessary waits for commands to complete.

Fixes: faef62d ("[SCSI] qla2xxx: Fix Task Management command asynchronous handling")
Cc: <[email protected]>
Signed-off-by: Anil Gurumurthy <[email protected]>
Signed-off-by: Himanshu Madhani <[email protected]>
Signed-off-by: Martin K. Petersen <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>

Author: Anil Gurumurthy

drivers/scsi/qla2xxx/qla_init.c

@@ -1326,11 +1326,10 @@ qla2x00_async_tm_cmd(fc_port_t *fcport, uint32_t flags, uint32_t lun,
 
 	wait_for_completion(&tm_iocb->u.tmf.comp);
 
-	rval = tm_iocb->u.tmf.comp_status == CS_COMPLETE ?
-	    QLA_SUCCESS : QLA_FUNCTION_FAILED;
+	rval = tm_iocb->u.tmf.data;
 
-	if ((rval != QLA_SUCCESS) || tm_iocb->u.tmf.data) {
-		ql_dbg(ql_dbg_taskm, vha, 0x8030,
+	if (rval != QLA_SUCCESS) {
+		ql_log(ql_log_warn, vha, 0x8030,
 		    "TM IOCB failed (%x).\n", rval);
 	}