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hashindex: fix memory leak, fixes #9497

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Thanks to @rolandrc for finding and fixing this!

Also: set index->buckets = NULL to indicate "we are finished with this" and avoid use-after-free.
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Thomas Waldmann 2026-03-17 19:03:03 +01:00
parent dd7111410f
commit b9aaf24949
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src/borg/_hashindex.c
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@ -107,11 +107,13 @@ hashindex_free_buckets(HashIndex *index)
#ifndef BORG_NO_PYTHON
if(index->buckets_buffer.buf) {
PyBuffer_Release(&index->buckets_buffer);
index->buckets_buffer.buf = NULL;
} else
#endif
{
free(index->buckets);
}
index->buckets = NULL;
}
static int