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8037909: JNI warnings in jdk/src/windows/native/java/nio/MappedByteBuffer.c

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Added CHECK_NULL after JNI GetFieldID native call

Reviewed-by: alanb, chegar
This commit is contained in:
Mark Sheppard 2014-11-11 01:12:56 +00:00
parent 1c54a00f75
commit e98e33a745
1 changed files with 2 additions and 2 deletions
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4
jdk/src/java.base/windows/native/libnio/MappedByteBuffer.c
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@ -83,9 +83,9 @@ Java_java_nio_MappedByteBuffer_force0(JNIEnv *env, jobject obj, jobject fdo,
HANDLE h;
if (handle_fdID == NULL) {
jclass clazz = (*env)->FindClass(env, "java/io/FileDescriptor");
if (clazz == NULL)
return; // exception thrown
CHECK_NULL(clazz); //exception thrown
handle_fdID = (*env)->GetFieldID(env, clazz, "handle", "J");
CHECK_NULL(handle_fdID);
}
h = jlong_to_ptr((*env)->GetLongField(env, fdo, handle_fdID));
result = FlushFileBuffers(h);