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8215026: Incorrect amount of memory unmapped with ImageFileReader::close()

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Use map_size() instead of _index_size as the amount of memory to be unmapped while closing an image file

Reviewed-by: alanb, jlaskey
This commit is contained in:
Jini George 2018-12-10 19:08:24 +05:30
parent b3a5c111db
commit 36ded09992
1 changed files with 2 additions and 2 deletions

4
src/java.base/share/native/libjimage/imageFile.cpp

@ -1,5 +1,5 @@
/*
* Copyright (c) 2015, 2016, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2015, 2018, Oracle and/or its affiliates. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
@ -428,7 +428,7 @@ bool ImageFileReader::open() {
void ImageFileReader::close() {
// Deallocate the index.
if (_index_data) {
osSupport::unmap_memory((char*)_index_data, _index_size);
osSupport::unmap_memory((char*)_index_data, (size_t)map_size());
_index_data = NULL;
}
// Close file.