8131136: java/awt/font/JNICheck/JNICheck.sh issue warning on core-libs code

Reviewed-by: aivanov, prr, serb

src/java.base/share/native/libnet/net_util.c

@@ -74,7 +74,7 @@ DEF_JNI_OnLoad(JavaVM *vm, void *reserved)
     s = (*env)->NewStringUTF(env, "java.net.preferIPv4Stack");
     CHECK_NULL_RETURN(s, JNI_VERSION_1_2);
     preferIPv4Stack = (*env)->CallStaticBooleanMethod(env, iCls, mid, s);
-
+    JNU_CHECK_EXCEPTION_RETURN(env, JNI_VERSION_1_2);
     /*
      * Since we have initialized and loaded the socket library we will
      * check now whether we have IPv6 on this platform and if the

test/jdk/java/awt/font/JNICheck/JNICheck.sh

@@ -1,6 +1,6 @@
 #!/bin/ksh -p
 #
-# Copyright (c) 2015, 2020, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2015, 2025, 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
@@ -49,7 +49,7 @@ else
 fi
 
 $JAVA_HOME/bin/java ${TESTVMOPTS} \
-    -cp "${CP}" -Xcheck:jni JNICheck | grep -v SIG | grep -v Signal | grep -v Handler | grep -v jsig | grep -v CallStatic > "${CP}"/log.txt
+    -cp "${CP}" -Xcheck:jni JNICheck | grep -v SIG | grep -v Signal | grep -v Handler | grep -v jsig > "${CP}"/log.txt
 
 # any messages logged may indicate a failure.
 if [ -s "${CP}"/log.txt ]; then