--- ./source/private_module/unf_common/unf_portman.c	2018-04-11 09:53:23.000000000 +0000
+++ ./source/private_module/unf_common/unf_portman.c.hotpatch	2018-08-23 12:08:52.000000000 +0000
@@ -17079,7 +17079,8 @@
     }
 
     /* У */
-    if(pstLPort->pstChipInfo->uiChipState & UNF_CHIP_STATE_UPDATE_FW)
+    if((NULL == pstLPort->pstChipInfo)
+        || (pstLPort->pstChipInfo->uiChipState & UNF_CHIP_STATE_UPDATE_FW))
     {
         UNF_TRACE(0x2639, UNF_LOG_EQUIP_ATT, UNF_INFO,
                   "Lport(0x%x) is update fw, skip route work", pstLPort->uiPortId);
@@ -17119,7 +17120,6 @@
                   "LPort(0x%x) schedule work unsuccessful.", pstLPort->uiPortId);
         UNF_LPortRefDecToDestroy(pstLPort);
     }
-
     return;
 }
 
