# HG changeset patch
# User igerasim
# Date 1516986548 28800
# Node ID 81fa2439e25765e1d605d794d05776656f5f6cca
# Parent  015385190f068e48d8e2466c0ffcac2f22050175
8193419: Better Internet address support
Reviewed-by: chegar, rriggs, igerasim, skoivu, rhalade

diff -r 015385190f06 -r 81fa2439e257 src/share/native/common/jni_util.h
--- a/src/share/native/common/jni_util.h	Thu Feb 01 20:19:42 2018 -0800
+++ b/src/share/native/common/jni_util.h	Fri Jan 26 09:09:08 2018 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2004, 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
@@ -292,6 +292,22 @@
         }                                       \
     } while (0)                                 \
 
+#define CHECK_NULL_THROW_NPE(env, x, msg)         \
+    do {                                        \
+        if ((x) == NULL) {                      \
+           JNU_ThrowNullPointerException((env), (msg));\
+           return;                              \
+        }                                       \
+    } while(0)                                  \
+
+#define CHECK_NULL_THROW_NPE_RETURN(env, x, msg, z)\
+    do {                                        \
+        if ((x) == NULL) {                      \
+           JNU_ThrowNullPointerException((env), (msg));\
+           return (z);                          \
+        }                                       \
+    } while(0)                                  \
+
 #define CHECK_NULL_RETURN(x, y)                 \
     do {                                        \
         if ((x) == NULL) {                      \
diff -r 015385190f06 -r 81fa2439e257 src/share/native/java/net/net_util.c
--- a/src/share/native/java/net/net_util.c	Thu Feb 01 20:19:42 2018 -0800
+++ b/src/share/native/java/net/net_util.c	Fri Jan 26 09:09:08 2018 -0800
@@ -210,6 +210,7 @@
     jobject holder;
     init(env);
     holder = (*env)->GetObjectField(env, iaObj, ia_holderID);
+    CHECK_NULL_THROW_NPE(env, holder, "InetAddress holder is null");
     (*env)->SetIntField(env, holder, iac_addressID, address);
 }
 
@@ -218,6 +219,7 @@
     jobject holder;
     init(env);
     holder = (*env)->GetObjectField(env, iaObj, ia_holderID);
+    CHECK_NULL_THROW_NPE(env, holder, "InetAddress holder is null");
     (*env)->SetIntField(env, holder, iac_familyID, family);
 }
 
@@ -225,6 +227,7 @@
     jobject holder;
     init(env);
     holder = (*env)->GetObjectField(env, iaObj, ia_holderID);
+    CHECK_NULL_THROW_NPE(env, holder, "InetAddress holder is null");
     (*env)->SetObjectField(env, holder, iac_hostNameID, host);
     (*env)->SetObjectField(env, holder, iac_origHostNameID, host);
 }
@@ -234,6 +237,7 @@
     jobject holder;
     init(env);
     holder = (*env)->GetObjectField(env, iaObj, ia_holderID);
+    CHECK_NULL_THROW_NPE_RETURN(env, holder, "InetAddress holder is null", -1);
     return (*env)->GetIntField(env, holder, iac_addressID);
 }
 
@@ -242,6 +246,7 @@
     jobject holder;
     init(env);
     holder = (*env)->GetObjectField(env, iaObj, ia_holderID);
+    CHECK_NULL_THROW_NPE_RETURN(env, holder, "InetAddress holder is null", -1);
     return (*env)->GetIntField(env, holder, iac_familyID);
 }
 
@@ -249,6 +254,7 @@
     jobject holder;
     init(env);
     holder = (*env)->GetObjectField(env, iaObj, ia_holderID);
+    CHECK_NULL_THROW_NPE_RETURN(env, holder, "InetAddress holder is null", NULL);
     return (*env)->GetObjectField(env, holder, iac_hostNameID);
 }
 
@@ -279,7 +285,9 @@
             CHECK_NULL_RETURN(iaObj, NULL);
             address = NET_IPv4MappedToIPv4(caddr);
             setInetAddress_addr(env, iaObj, address);
+            JNU_CHECK_EXCEPTION_RETURN(env, NULL);
             setInetAddress_family(env, iaObj, IPv4);
+            JNU_CHECK_EXCEPTION_RETURN(env, NULL);
         } else {
             static jclass inet6Cls = 0;
             int ret;
@@ -295,6 +303,7 @@
             ret = setInet6Address_ipaddress(env, iaObj, (char *)&(him6->sin6_addr));
             CHECK_NULL_RETURN(ret, NULL);
             setInetAddress_family(env, iaObj, IPv6);
+            JNU_CHECK_EXCEPTION_RETURN(env, NULL);
 	    setInet6Address_scopeid(env, iaObj, getScopeID(him));
         }
         *port = ntohs(him6->sin6_port);
@@ -314,7 +323,9 @@
             iaObj = (*env)->NewObject(env, inet4Cls, ia4_ctrID);
             CHECK_NULL_RETURN(iaObj, NULL);
             setInetAddress_family(env, iaObj, IPv4);
+            JNU_CHECK_EXCEPTION_RETURN(env, NULL);
             setInetAddress_addr(env, iaObj, ntohl(him4->sin_addr.s_addr));
+            JNU_CHECK_EXCEPTION_RETURN(env, NULL);
             *port = ntohs(him4->sin_port);
         }
     return iaObj;
@@ -324,7 +335,7 @@
 NET_SockaddrEqualsInetAddress(JNIEnv *env, struct sockaddr *him, jobject iaObj)
 {
     jint family = getInetAddress_family(env, iaObj) == IPv4?AF_INET : AF_INET6;
-
+    JNU_CHECK_EXCEPTION_RETURN(env, JNI_FALSE);
 #ifdef AF_INET6
     if (him->sa_family == AF_INET6) {
 #ifdef WIN32
@@ -341,6 +352,7 @@
             }
             addrNew = NET_IPv4MappedToIPv4(caddrNew);
             addrCur = getInetAddress_addr(env, iaObj);
+            JNU_CHECK_EXCEPTION_RETURN(env, JNI_FALSE);
             if (addrNew == addrCur) {
                 return JNI_TRUE;
             } else {
@@ -372,6 +384,7 @@
             }
             addrNew = ntohl(him4->sin_addr.s_addr);
             addrCur = getInetAddress_addr(env, iaObj);
+            JNU_CHECK_EXCEPTION_RETURN(env, JNI_FALSE);
             if (addrNew == addrCur) {
                 return JNI_TRUE;
             } else {
diff -r 015385190f06 -r 81fa2439e257 src/solaris/native/java/net/Inet4AddressImpl.c
--- a/src/solaris/native/java/net/Inet4AddressImpl.c	Thu Feb 01 20:19:42 2018 -0800
+++ b/src/solaris/native/java/net/Inet4AddressImpl.c	Fri Jan 26 09:09:08 2018 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000, 2006, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2000, 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
@@ -223,7 +223,11 @@
             goto cleanupAndReturn;
           }
           setInetAddress_addr(env, iaObj, ntohl((*addrp)->s_addr));
+          if ((*env)->ExceptionCheck(env))
+              goto cleanupAndReturn;
 	  setInetAddress_hostName(env, iaObj, name);
+          if ((*env)->ExceptionCheck(env))
+              goto cleanupAndReturn;
           (*env)->SetObjectArrayElement(env, ret, i, iaObj);
           addrp++;
           i++;
diff -r 015385190f06 -r 81fa2439e257 src/solaris/native/java/net/Inet6AddressImpl.c
--- a/src/solaris/native/java/net/Inet6AddressImpl.c	Thu Feb 01 20:19:42 2018 -0800
+++ b/src/solaris/native/java/net/Inet6AddressImpl.c	Fri Jan 26 09:09:08 2018 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000, 2005, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2000, 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
@@ -315,7 +315,11 @@
                   goto cleanupAndReturn;
                 }
                 setInetAddress_addr(env, iaObj, ntohl(((struct sockaddr_in*)iterator->ai_addr)->sin_addr.s_addr));
+                if ((*env)->ExceptionCheck(env))
+                    goto cleanupAndReturn;
                 setInetAddress_hostName(env, iaObj, name);
+                if ((*env)->ExceptionCheck(env))
+                    goto cleanupAndReturn;
                 (*env)->SetObjectArrayElement(env, ret, inetIndex, iaObj);
                 inetIndex++;
               } else if (iterator->ai_family == AF_INET6) {
@@ -342,6 +346,8 @@
                   setInet6Address_scopeid(env, iaObj, scope);
                 }
                 setInetAddress_hostName(env, iaObj, name);
+                if ((*env)->ExceptionCheck(env))
+                    goto cleanupAndReturn;
                 (*env)->SetObjectArrayElement(env, ret, inet6Index, iaObj);
                 inet6Index++;
               }
diff -r 015385190f06 -r 81fa2439e257 src/solaris/native/java/net/NetworkInterface.c
--- a/src/solaris/native/java/net/NetworkInterface.c	Thu Feb 01 20:19:42 2018 -0800
+++ b/src/solaris/native/java/net/NetworkInterface.c	Fri Jan 26 09:09:08 2018 -0800
@@ -274,9 +274,10 @@
     (JNIEnv *env, jclass cls, jobject iaObj) {
 
     netif *ifs, *curr;
-    int family = (getInetAddress_family(env, iaObj) == IPv4) ? AF_INET : AF_INET6;
     jobject obj = NULL;
     jboolean match = JNI_FALSE;
+    int family = (getInetAddress_family(env, iaObj) == IPv4) ? AF_INET : AF_INET6;
+    JNU_CHECK_EXCEPTION_RETURN(env, NULL);
 
     ifs = enumInterfaces(env);
     if (ifs == NULL) {
@@ -296,7 +297,7 @@
                 if (family == AF_INET) {
                     int address1 = htonl(((struct sockaddr_in*)addrP->addr)->sin_addr.s_addr);
                     int address2 = getInetAddress_addr(env, iaObj);
-
+                    JNU_CHECK_EXCEPTION_RETURN(env, NULL);
                     if (address1 == address2) {
                         match = JNI_TRUE;
                         break;
@@ -628,6 +629,7 @@
             iaObj = (*env)->NewObject(env, ni_ia4cls, ni_ia4ctrID);
             if (iaObj) {
                  setInetAddress_addr(env, iaObj, htonl(((struct sockaddr_in*)addrP->addr)->sin_addr.s_addr));
+                 JNU_CHECK_EXCEPTION_RETURN(env, NULL);
             }
             ibObj = (*env)->NewObject(env, ni_ibcls, ni_ibctrID);
             if (ibObj) {
@@ -637,6 +639,7 @@
                     ia2Obj = (*env)->NewObject(env, ni_ia4cls, ni_ia4ctrID);
                     if (ia2Obj) {
 			setInetAddress_addr(env, ia2Obj, htonl(((struct sockaddr_in*)addrP->brdcast)->sin_addr.s_addr));
+                        JNU_CHECK_EXCEPTION_RETURN(env, NULL);
                        (*env)->SetObjectField(env, ibObj, ni_ib4broadcastID, ia2Obj);
                        (*env)->SetShortField(env, ibObj, ni_ib4maskID, addrP->mask);
                     }
diff -r 015385190f06 -r 81fa2439e257 src/solaris/native/java/net/PlainDatagramSocketImpl.c
--- a/src/solaris/native/java/net/PlainDatagramSocketImpl.c	Thu Feb 01 20:19:42 2018 -0800
+++ b/src/solaris/native/java/net/PlainDatagramSocketImpl.c	Fri Jan 26 09:09:08 2018 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2014, 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
@@ -606,9 +606,12 @@
 
     iaObj = NET_SockaddrToInetAddress(env, (struct sockaddr *)&remote_addr, &port);
     family = getInetAddress_family(env, iaObj) == 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;
 }
@@ -1164,7 +1167,9 @@
     for (i = 0; i < len; i++) {
         addr = (*env)->GetObjectArrayElement(env, addrArray, i);
         if (getInetAddress_family(env, addr) == IPv4) {
+            JNU_CHECK_EXCEPTION(env);
             in.s_addr = htonl(getInetAddress_addr(env, addr));
+            JNU_CHECK_EXCEPTION(env);
             break;
         }
     }
@@ -1226,6 +1231,7 @@
 
     in.s_addr = htonl( getInetAddress_addr(env, value) );
 
+    JNU_CHECK_EXCEPTION(env);
     if (JVM_SetSockOpt(fd, IPPROTO_IP, IP_MULTICAST_IF,
                        (const char*)&in, sizeof(in)) < 0) {
         NET_ThrowByNameWithLastError(env, JNU_JAVANETPKG "SocketException",
@@ -1610,6 +1616,7 @@
 #else
         setInetAddress_addr(env, addr, ntohl(in.s_addr));
 #endif
+        JNU_CHECK_EXCEPTION_RETURN(env, NULL);
 
         /*
          * For IP_MULTICAST_IF return InetAddress
@@ -2101,6 +2108,7 @@
 
 #ifdef __linux__
     if (getInetAddress_family(env, iaObj) == IPv4) {
+        JNU_CHECK_EXCEPTION(env);
         ipv6_join_leave = JNI_FALSE;
     }
 #endif
@@ -2148,6 +2156,7 @@
                 }
 
                 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);
@@ -2166,10 +2175,13 @@
                 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);
 #else
                 mname.imr_interface.s_addr = htonl(getInetAddress_addr(env, addr));
+                JNU_CHECK_EXCEPTION(env);
 #endif
                 mname_len = sizeof(struct ip_mreq);
             }
@@ -2209,6 +2221,7 @@
                 }
 
                 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);
@@ -2239,6 +2252,7 @@
                 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);
             }
         }
@@ -2304,10 +2318,12 @@
         jint family;
         jint address;
         family = getInetAddress_family(env, iaObj) == 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;
 
diff -r 015385190f06 -r 81fa2439e257 src/solaris/native/java/net/net_util_md.c
--- a/src/solaris/native/java/net/net_util_md.c	Thu Feb 01 20:19:42 2018 -0800
+++ b/src/solaris/native/java/net/net_util_md.c	Fri Jan 26 09:09:08 2018 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2012, 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
@@ -672,6 +672,7 @@
                           int *len, jboolean v4MappedAddress) {
     jint family;
     family = getInetAddress_family(env, iaObj);
+    JNU_CHECK_EXCEPTION_RETURN(env, -1);
 #ifdef AF_INET6
     /* needs work. 1. family 2. clean up him6 etc deallocate memory */
     if (ipv6_available() && !(family == IPv4 && v4MappedAddress == JNI_FALSE)) {
@@ -683,6 +684,7 @@
         if (family == IPv4) { /* will convert to IPv4-mapped address */
             memset((char *) caddr, 0, 16);
             address = getInetAddress_addr(env, iaObj);
+            JNU_CHECK_EXCEPTION_RETURN(env, -1);
             if (address == INADDR_ANY) {
                 /* we would always prefer IPv6 wildcard address
                    caddr[10] = 0xff;
@@ -789,6 +791,7 @@
             }
             memset((char *) him4, 0, sizeof(struct sockaddr_in));
             address = getInetAddress_addr(env, iaObj);
+            JNU_CHECK_EXCEPTION_RETURN(env, -1);
             him4->sin_port = htons((short) port);
             him4->sin_addr.s_addr = (uint32_t) htonl(address);
             him4->sin_family = AF_INET;
diff -r 015385190f06 -r 81fa2439e257 src/windows/native/java/net/Inet4AddressImpl.c
--- a/src/windows/native/java/net/Inet4AddressImpl.c	Thu Feb 01 20:19:42 2018 -0800
+++ b/src/windows/native/java/net/Inet4AddressImpl.c	Fri Jan 26 09:09:08 2018 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000, 2011, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2000, 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
@@ -209,6 +209,8 @@
           goto cleanupAndReturn;
         }
         setInetAddress_addr(env, iaObj, ntohl(address));
+        if ((*env)->ExceptionCheck(env))
+            goto cleanupAndReturn;
         (*env)->SetObjectArrayElement(env, ret, 0, iaObj);
         JNU_ReleaseStringPlatformChars(env, host, hostname);
         return ret;
@@ -242,7 +244,11 @@
             goto cleanupAndReturn;
           }
           setInetAddress_addr(env, iaObj, ntohl((*addrp)->s_addr));
+          if ((*env)->ExceptionCheck(env))
+              goto cleanupAndReturn;
           setInetAddress_hostName(env, iaObj, host);
+          if ((*env)->ExceptionCheck(env))
+              goto cleanupAndReturn;
           (*env)->SetObjectArrayElement(env, ret, i, iaObj);
           addrp++;
           i++;
diff -r 015385190f06 -r 81fa2439e257 src/windows/native/java/net/Inet6AddressImpl.c
--- a/src/windows/native/java/net/Inet6AddressImpl.c	Thu Feb 01 20:19:42 2018 -0800
+++ b/src/windows/native/java/net/Inet6AddressImpl.c	Fri Jan 26 09:09:08 2018 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000, 2006, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2000, 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
@@ -240,8 +240,12 @@
                     ret = NULL;
                     goto cleanupAndReturn;
                 }
-				setInetAddress_addr(env, iaObj, ntohl(((struct sockaddr_in*)iterator->ai_addr)->sin_addr.s_addr));
-				setInetAddress_hostName(env, iaObj, host);
+                setInetAddress_addr(env, iaObj, ntohl(((struct sockaddr_in*)iterator->ai_addr)->sin_addr.s_addr));
+                if ((*env)->ExceptionCheck(env))
+                    goto cleanupAndReturn;
+                setInetAddress_hostName(env, iaObj, host);
+                if ((*env)->ExceptionCheck(env))
+                    goto cleanupAndReturn;
                 (*env)->SetObjectArrayElement(env, ret, inetIndex, iaObj);
                 inetIndex ++;
             } else if (iterator->ai_family == AF_INET6) {
@@ -260,7 +264,9 @@
                 if (scope != 0) { /* zero is default value, no need to set */
 					setInet6Address_scopeid(env, iaObj, scope);
                 }
-				setInetAddress_hostName(env, iaObj, host);
+                setInetAddress_hostName(env, iaObj, host);
+                if ((*env)->ExceptionCheck(env))
+                    goto cleanupAndReturn;
                 (*env)->SetObjectArrayElement(env, ret, inet6Index, iaObj);
                 inet6Index ++;
             }
diff -r 015385190f06 -r 81fa2439e257 src/windows/native/java/net/NetworkInterface.c
--- a/src/windows/native/java/net/NetworkInterface.c	Thu Feb 01 20:19:42 2018 -0800
+++ b/src/windows/native/java/net/NetworkInterface.c	Fri Jan 26 09:09:08 2018 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000, 2008, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2000, 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
@@ -536,6 +536,7 @@
             /* default ctor will set family to AF_INET */
 
             setInetAddress_addr(env, iaObj, ntohl(addrs->addr.him4.sin_addr.s_addr));
+            JNU_CHECK_EXCEPTION_RETURN(env, NULL);
             if (addrs->mask != -1) {
               ibObj = (*env)->NewObject(env, ni_ibcls, ni_ibctrID);
               if (ibObj == NULL) {
@@ -549,6 +550,7 @@
                 return NULL;
               }
               setInetAddress_addr(env, ia2Obj, ntohl(addrs->brdcast.him4.sin_addr.s_addr));
+              JNU_CHECK_EXCEPTION_RETURN(env, NULL);
               (*env)->SetObjectField(env, ibObj, ni_ibbroadcastID, ia2Obj);
               (*env)->SetShortField(env, ibObj, ni_ibmaskID, addrs->mask);
               (*env)->SetObjectArrayElement(env, bindsArr, bind_index++, ibObj);
@@ -699,8 +701,9 @@
     (JNIEnv *env, jclass cls, jobject iaObj)
 {
     netif *ifList, *curr;
+    jobject netifObj = NULL;
     jint addr = getInetAddress_addr(env, iaObj);
-    jobject netifObj = NULL;
+    JNU_CHECK_EXCEPTION_RETURN(env, NULL);
 
     // Retained for now to support IPv4 only stack, java.net.preferIPv4Stack
     if (ipv6_available()) {
diff -r 015385190f06 -r 81fa2439e257 src/windows/native/java/net/NetworkInterface_winXP.c
--- a/src/windows/native/java/net/NetworkInterface_winXP.c	Thu Feb 01 20:19:42 2018 -0800
+++ b/src/windows/native/java/net/NetworkInterface_winXP.c	Fri Jan 26 09:09:08 2018 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2003, 2013, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2003, 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
@@ -494,6 +494,7 @@
 
             setInetAddress_addr(env, iaObj, ntohl(addrs->addr.him4.sin_addr.s_addr));
 
+            JNU_CHECK_EXCEPTION_RETURN(env, NULL);
             ibObj = (*env)->NewObject(env, ni_ibcls, ni_ibctrID);
             if (ibObj == NULL) {
               free_netaddr(netaddrP);
@@ -506,6 +507,7 @@
               return NULL;
             }
             setInetAddress_addr(env, ia2Obj, ntohl(addrs->brdcast.him4.sin_addr.s_addr));
+            JNU_CHECK_EXCEPTION_RETURN(env, NULL);
             (*env)->SetObjectField(env, ibObj, ni_ibbroadcastID, ia2Obj);
             (*env)->SetShortField(env, ibObj, ni_ibmaskID, addrs->mask);
             (*env)->SetObjectArrayElement(env, bindsArr, bind_index++, ibObj);
diff -r 015385190f06 -r 81fa2439e257 src/windows/native/java/net/TwoStacksPlainDatagramSocketImpl.c
--- a/src/windows/native/java/net/TwoStacksPlainDatagramSocketImpl.c	Thu Feb 01 20:19:42 2018 -0800
+++ b/src/windows/native/java/net/TwoStacksPlainDatagramSocketImpl.c	Fri Jan 26 09:09:08 2018 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2010, 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
@@ -440,12 +440,13 @@
     int address;
 
     family = getInetAddress_family(env, addressObj);
+    JNU_CHECK_EXCEPTION(env);
     if (family == IPv6 && !ipv6_supported) {
         JNU_ThrowByName(env, JNU_JAVANETPKG "SocketException",
                         "Protocol family not supported");
         return;
     }
-
+    JNU_CHECK_EXCEPTION(env);
     if (IS_NULL(fdObj) || (ipv6_supported && IS_NULL(fd1Obj))) {
         JNU_ThrowByName(env, JNU_JAVANETPKG "SocketException", "socket closed");
         return;
@@ -460,6 +461,7 @@
         return;
     } else {
         address = getInetAddress_addr(env, addressObj);
+        JNU_CHECK_EXCEPTION(env);
     }
 
     if (NET_InetAddressToSockaddr(env, addressObj, port, (struct sockaddr *)&lcladdr, &lcladdrlen, JNI_FALSE) != 0) {
@@ -560,8 +562,9 @@
     }
 
     addr = getInetAddress_addr(env, address);
-
+    JNU_CHECK_EXCEPTION(env);
     family = getInetAddress_family(env, address);
+    JNU_CHECK_EXCEPTION(env);
     if (family == IPv6 && !ipv6_supported) {
         JNU_ThrowByName(env, JNU_JAVANETPKG "SocketException",
                         "Protocol family not supported");
@@ -678,6 +681,7 @@
     }
 
     family = getInetAddress_family(env, iaObj);
+    JNU_CHECK_EXCEPTION(env);
     if (family == IPv4) {
         fdObj = (*env)->GetObjectField(env, this, pdsi_fdID);
     } else {
@@ -722,6 +726,7 @@
                       * Check is not necessary on these OSes */
             if (connected) {
                 address = getInetAddress_addr(env, iaObj);
+                JNU_CHECK_EXCEPTION(env);
             } else {
                 address = ntohl(rmtaddr.him4.sin_addr.s_addr);
             }
@@ -831,6 +836,7 @@
         JNU_ThrowNullPointerException(env, "Null address in peek()");
     } else {
         address = getInetAddress_addr(env, addressObj);
+        JNU_CHECK_EXCEPTION_RETURN(env, -1);
         /* We only handle IPv4 for now. Will support IPv6 once its in the os */
         family = AF_INET;
     }
@@ -913,7 +919,9 @@
         return 0;
     }
     setInetAddress_addr(env, addressObj, ntohl(remote_addr.sin_addr.s_addr));
+    JNU_CHECK_EXCEPTION_RETURN(env, -1);
     setInetAddress_family(env, addressObj, IPv4);
+    JNU_CHECK_EXCEPTION_RETURN(env, -1);
 
     /* return port */
     return ntohs(remote_addr.sin_port);
@@ -1608,6 +1616,7 @@
         int fam;
         addr = (*env)->GetObjectArrayElement(env, addrArray, i);
         fam = getInetAddress_family(env, addr);
+        JNU_CHECK_EXCEPTION_RETURN(env, -1);
         if (fam == family) {
             *iaddr = addr;
             return 0;
@@ -1626,6 +1635,7 @@
     }
 
     iaddr->s_addr = htonl(getInetAddress_addr(env, addr));
+    JNU_CHECK_EXCEPTION_RETURN(env, -1);
     return 0;
 }
 
@@ -1703,6 +1713,7 @@
             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) {
@@ -1967,7 +1978,7 @@
         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
          */
diff -r 015385190f06 -r 81fa2439e257 src/windows/native/java/net/TwoStacksPlainSocketImpl.c
--- a/src/windows/native/java/net/TwoStacksPlainSocketImpl.c	Thu Feb 01 20:19:42 2018 -0800
+++ b/src/windows/native/java/net/TwoStacksPlainSocketImpl.c	Fri Jan 26 09:09:08 2018 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2011, 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
@@ -420,6 +420,7 @@
     fd1Obj = (*env)->GetObjectField(env, this, psi_fd1ID);
 
     family = getInetAddress_family(env, iaObj);
+    JNU_CHECK_EXCEPTION(env);
 
     if (family == IPv6 && !ipv6_supported) {
         JNU_ThrowByName(env, JNU_JAVANETPKG "SocketException",
@@ -731,7 +732,9 @@
         }
 
         setInetAddress_addr(env, socketAddressObj, ntohl(him.him4.sin_addr.s_addr));
+        JNU_CHECK_EXCEPTION(env);
         setInetAddress_family(env, socketAddressObj, IPv4);
+        JNU_CHECK_EXCEPTION(env);
         (*env)->SetObjectField(env, socket, psi_addressID, socketAddressObj);
     } else {
         /* AF_INET6 -> Inet6Address */
@@ -759,6 +762,7 @@
         setInet6Address_ipaddress(env, socketAddressObj, (const char *)&him.him6.sin6_addr);
 
         setInetAddress_family(env, socketAddressObj, IPv6);
+        JNU_CHECK_EXCEPTION(env);
         setInet6Address_scopeid(env, socketAddressObj, him.him6.sin6_scope_id);
     }
     /* fields common to AF_INET and AF_INET6 */
diff -r 015385190f06 -r 81fa2439e257 src/windows/native/java/net/net_util_md.c
--- a/src/windows/native/java/net/net_util_md.c	Thu Feb 01 20:19:42 2018 -0800
+++ b/src/windows/native/java/net/net_util_md.c	Fri Jan 26 09:09:08 2018 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2008, 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
@@ -857,6 +857,7 @@
                           int *len, jboolean v4MappedAddress) {
     jint family, iafam;
     iafam = getInetAddress_family(env, iaObj);
+    JNU_CHECK_EXCEPTION_RETURN(env, -1);
     family = (iafam == IPv4)? AF_INET : AF_INET6;
     if (ipv6_available() && !(family == AF_INET && v4MappedAddress == JNI_FALSE)) {
         struct SOCKADDR_IN6 *him6 = (struct SOCKADDR_IN6 *)him;
@@ -867,6 +868,7 @@
         if (family == AF_INET) { /* will convert to IPv4-mapped address */
             memset((char *) caddr, 0, 16);
             address = getInetAddress_addr(env, iaObj);
+            JNU_CHECK_EXCEPTION_RETURN(env, -1);
             if (address == INADDR_ANY) {
                 /* we would always prefer IPv6 wildcard address
                 caddr[10] = 0xff;
@@ -905,6 +907,7 @@
         }
         memset((char *) him4, 0, sizeof(struct sockaddr_in));
         address = getInetAddress_addr(env, iaObj);
+        JNU_CHECK_EXCEPTION_RETURN(env, -1);
         him4->sin_port = htons((short) port);
         him4->sin_addr.s_addr = (u_long) htonl(address);
         him4->sin_family = AF_INET;