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HADOOP-6975. Integer overflow in S3InputStream for blocks > 2GB. Contributed by Patrick Kling. 

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1029867 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Thomas White 2010-11-01 22:25:54 +00:00
parent 6285cbb499
commit 1a865e30ea
2 changed files with 4 additions and 1 deletions
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3
CHANGES.txt
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@ -292,6 +292,9 @@ Trunk (unreleased changes)
HADOOP-7011. Fix KerberosName.main() to not throw an NPE.
(Aaron T. Myers via tomwhite)
HADOOP-6975. Integer overflow in S3InputStream for blocks > 2GB.
(Patrick Kling via tomwhite)
Release 0.21.1 - Unreleased
IMPROVEMENTS

2
src/java/org/apache/hadoop/fs/s3/S3InputStream.java
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@ -128,7 +128,7 @@ class S3InputStream extends FSInputStream {
if (pos > blockEnd) {
blockSeekTo(pos);
}
int realLen = Math.min(len, (int) (blockEnd - pos + 1));
int realLen = (int) Math.min((long) len, (blockEnd - pos + 1L));
int result = blockStream.read(buf, off, realLen);
if (result >= 0) {
pos += result;