5045-use-atomic_inc_*-atomic_dec_*-instead-of-atomic_add_* Udiff usr/src/uts/common/io/mr_sas/mr_sas

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5045 use atomic_{inc,dec}_* instead of atomic_add_*

@@ -1892,11 +1892,11 @@
 
 void
 tbolt_issue_cmd(struct mrsas_cmd *cmd, struct mrsas_instance *instance)
 {
         MRSAS_REQUEST_DESCRIPTOR_UNION *req_desc = cmd->request_desc;
-        atomic_add_16(&instance->fw_outstanding, 1);
+        atomic_inc_16(&instance->fw_outstanding);
 
         struct scsi_pkt *pkt;
 
         con_log(CL_ANN1,
             (CE_NOTE, "tbolt_issue_cmd: cmd->[SMID]=0x%X", cmd->SMID));