From a820370cb22861e5d665002a75e809d897f4de84 Mon Sep 17 00:00:00 2001
From: Timofey Lagutin <lostdj@gmail.com>
Date: Fri, 10 Oct 2014 19:06:36 +0400
Subject: [PATCH] cp/avian/java-net.cpp: fix segfault

In Java_java_net_InetAddress_ipv4AddressForName:
  Throw nullptrex on hostname = null.
---
 classpath/java-net.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/classpath/java-net.cpp b/classpath/java-net.cpp
index b6eaca086f..20ba2890e2 100644
--- a/classpath/java-net.cpp
+++ b/classpath/java-net.cpp
@@ -97,6 +97,11 @@ extern "C" JNIEXPORT jint JNICALL
                                                  jclass,
                                                  jstring name)
 {
+  if(!name) {
+    throwNew(e, "java/lang/NullPointerException", 0);
+    return 0;
+  }
+
   const char* chars = e->GetStringUTFChars(name, 0);
   if (chars) {
 #ifdef PLATFORM_WINDOWS