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8031427: AllocObject and Unsafe.allocateInstance segfault for primitive types

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The fix just throws an InstantiationException if the Klass is NULL.

Reviewed-by: coleenp, twisti, jrose
This commit is contained in:
Gilles Duboscq 2014-01-23 16:02:14 -05:00 • committed by Gilles Duboscq
parent 38fe1c531a
commit 90a44b778d
1 changed files with 4 additions and 0 deletions
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4
hotspot/src/share/vm/prims/jni.cpp
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@ -1355,6 +1355,10 @@ static void jni_invoke_nonstatic(JNIEnv *env, JavaValue* result, jobject receive
static instanceOop alloc_object(jclass clazz, TRAPS) {
KlassHandle k(THREAD, java_lang_Class::as_Klass(JNIHandles::resolve_non_null(clazz)));
if (k == NULL) {
ResourceMark rm(THREAD);
THROW_(vmSymbols::java_lang_InstantiationException(), NULL);
}
k()->check_valid_for_instantiation(false, CHECK_NULL);
InstanceKlass::cast(k())->initialize(CHECK_NULL);
instanceOop ih = InstanceKlass::cast(k())->allocate_instance(THREAD);