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sys-file-reader: Fix double-free on read of partial record.
author
Ben Pfaff
<blp@cs.stanford.edu>
Sun, 30 Jan 2011 23:33:30 +0000
(15:33 -0800)
committer
Ben Pfaff
<blp@cs.stanford.edu>
Mon, 31 Jan 2011 04:34:34 +0000
(20:34 -0800)
partial_record() does a longjmp() to code near the top of
sys_file_casereader_read() that unrefs the case, but this code at the
end of sys_file_casereader_read() would have already unref'ed it once in
that case, resulting in a double-free.
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