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8252100: NumberOverflow in class MemoryCache

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Reviewed-by: prr, serb
This commit is contained in:
Jayathirth D V 2020-09-17 04:31:11 +00:00
parent 9a7dcdcdba
commit b87a159967
1 changed files with 2 additions and 2 deletions
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4
src/java.desktop/share/classes/javax/imageio/stream/MemoryCache.java
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@ -1,5 +1,5 @@
/* /*
* Copyright (c) 2000, 2003, Oracle and/or its affiliates. All rights reserved. * Copyright (c) 2000, 2020, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
* *
* This code is free software; you can redistribute it and/or modify it * This code is free software; you can redistribute it and/or modify it
@ -333,7 +333,7 @@ class MemoryCache {
} }
long index = pos/BUFFER_LENGTH; long index = pos/BUFFER_LENGTH;
int offset = (int)pos % BUFFER_LENGTH; int offset = (int)(pos % BUFFER_LENGTH);
while (len > 0) { while (len > 0) {
int nbytes = Math.min(len, BUFFER_LENGTH - offset); int nbytes = Math.min(len, BUFFER_LENGTH - offset);
byte[] buf = getCacheBlock(index++); byte[] buf = getCacheBlock(index++);