--- a/src/java.base/unix/native/libnet/PlainDatagramSocketImpl.c	Wed Jul 18 14:44:04 2018 -0700
+++ b/src/java.base/unix/native/libnet/PlainDatagramSocketImpl.c	Thu Jan 18 13:55:26 2018 +0530
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2017, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2018, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -531,9 +531,12 @@
     iaObj = NET_SockaddrToInetAddress(env, &rmtaddr, &port);
     family = getInetAddress_family(env, iaObj) == java_net_InetAddress_IPv4 ?
         AF_INET : AF_INET6;
+    JNU_CHECK_EXCEPTION_RETURN(env, -1);
     if (family == AF_INET) { /* this API can't handle IPV6 addresses */
         int address = getInetAddress_addr(env, iaObj);
+        JNU_CHECK_EXCEPTION_RETURN(env, -1);
         setInetAddress_addr(env, addressObj, address);
+        JNU_CHECK_EXCEPTION_RETURN(env, -1);
     }
     return port;
 }
@@ -1045,7 +1048,9 @@
     for (i = 0; i < len; i++) {
         addr = (*env)->GetObjectArrayElement(env, addrArray, i);
         if (getInetAddress_family(env, addr) == java_net_InetAddress_IPv4) {
+            JNU_CHECK_EXCEPTION(env);
             in.s_addr = htonl(getInetAddress_addr(env, addr));
+            JNU_CHECK_EXCEPTION(env);
             break;
         }
     }
@@ -1095,7 +1100,7 @@
     struct in_addr in;
 
     in.s_addr = htonl( getInetAddress_addr(env, value) );
-
+    JNU_CHECK_EXCEPTION(env);
     if (setsockopt(fd, IPPROTO_IP, IP_MULTICAST_IF,
                    (const char*)&in, sizeof(in)) < 0) {
         JNU_ThrowByNameWithMessageAndLastError
@@ -1458,6 +1463,7 @@
         CHECK_NULL_RETURN(addr, NULL);
 
         setInetAddress_addr(env, addr, ntohl(in.s_addr));
+        JNU_CHECK_EXCEPTION_RETURN(env, NULL);
 
         /*
          * For IP_MULTICAST_IF return InetAddress
@@ -1911,6 +1917,7 @@
 
 #ifdef __linux__
     if (getInetAddress_family(env, iaObj) == java_net_InetAddress_IPv4) {
+        JNU_CHECK_EXCEPTION(env);
         ipv6_join_leave = JNI_FALSE;
     }
 #endif
@@ -1951,6 +1958,7 @@
                 }
 
                 mname.imr_multiaddr.s_addr = htonl(getInetAddress_addr(env, iaObj));
+                JNU_CHECK_EXCEPTION(env);
                 mname.imr_address.s_addr = 0;
                 mname.imr_ifindex =  (*env)->GetIntField(env, niObj, ni_indexID);
                 mname_len = sizeof(struct ip_mreqn);
@@ -1969,11 +1977,14 @@
                 addr = (*env)->GetObjectArrayElement(env, addrArray, 0);
 
                 mname.imr_multiaddr.s_addr = htonl(getInetAddress_addr(env, iaObj));
+                JNU_CHECK_EXCEPTION(env);
 #ifdef __linux__
                 mname.imr_address.s_addr = htonl(getInetAddress_addr(env, addr));
+                JNU_CHECK_EXCEPTION(env);
                 mname.imr_ifindex = 0;
 #else
                 mname.imr_interface.s_addr = htonl(getInetAddress_addr(env, addr));
+                JNU_CHECK_EXCEPTION(env);
 #endif
                 mname_len = sizeof(struct ip_mreq);
             }
@@ -2009,6 +2020,7 @@
                 }
 
                 mname.imr_multiaddr.s_addr = htonl(getInetAddress_addr(env, iaObj));
+                JNU_CHECK_EXCEPTION(env);
                 mname.imr_address.s_addr = 0 ;
                 mname.imr_ifindex = index;
                 mname_len = sizeof(struct ip_mreqn);
@@ -2031,6 +2043,7 @@
                 mname.imr_interface.s_addr = in.s_addr;
 #endif
                 mname.imr_multiaddr.s_addr = htonl(getInetAddress_addr(env, iaObj));
+                JNU_CHECK_EXCEPTION(env);
                 mname_len = sizeof(struct ip_mreq);
             }
         }
@@ -2097,10 +2110,11 @@
         jint address;
         family = getInetAddress_family(env, iaObj) == java_net_InetAddress_IPv4 ?
             AF_INET : AF_INET6;
+        JNU_CHECK_EXCEPTION(env);
         if (family == AF_INET) { /* will convert to IPv4-mapped address */
             memset((char *) caddr, 0, 16);
             address = getInetAddress_addr(env, iaObj);
-
+            JNU_CHECK_EXCEPTION(env);
             caddr[10] = 0xff;
             caddr[11] = 0xff;