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From: Jonathan Nieder <jrnieder@gmail.com>
To: Dmitry Ivankov <divanorama@gmail.com>
Cc: git@vger.kernel.org, "Shawn O. Pearce" <spearce@spearce.org>,
	David Barr <davidbarr@google.com>
Subject: Re: [PATCH/WIP 3/7] fast-import: fix a data corruption in parse_ls
Date: Thu, 28 Jul 2011 09:34:34 +0200	[thread overview]
Message-ID: <20110728073434.GC4179@elie> (raw)
In-Reply-To: <1311828370-30477-4-git-send-email-divanorama@gmail.com>

Dmitry Ivankov wrote:

> store_tree sets versions[0] = versions[1] unconditionally. This is fine
> if it is run from the very root.

True.

> But if it's run for a intermediate
> node in parse_ls, node's parent versions[0] can become invalid as it
> references it's children versions[0].

A puzzle: when would parse_ls() call store_tree() on a subdirectory?
The store_tree() call is preceded by

	tree_content_get(root, p, &leaf);

which makes a deep copy of "root" in leaf (which seems to be leaked
--- oops).

  reply	other threads:[~2011-07-28  7:34 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-07-28  4:46 [PATCH/WIP 0/7] was: long fast-import errors out "failed to apply delta" Dmitry Ivankov
2011-07-28  4:46 ` [PATCH/WIP 1/7] fast-import: extract object preparation function Dmitry Ivankov
2011-07-28  4:46 ` [PATCH/WIP 2/7] fast-import: be saner with temporary trees Dmitry Ivankov
2011-07-28  7:27   ` Jonathan Nieder
2011-07-28  4:46 ` [PATCH/WIP 3/7] fast-import: fix a data corruption in parse_ls Dmitry Ivankov
2011-07-28  7:34   ` Jonathan Nieder [this message]
2011-07-28  4:46 ` [PATCH/WIP 4/7] fast-import: fix data corruption in store_tree Dmitry Ivankov
2011-07-28  7:42   ` Jonathan Nieder
2011-07-28  8:11     ` Dmitry Ivankov
2011-07-28  4:46 ` [PATCH/WIP 5/7] fast-import: extract tree_content reading function Dmitry Ivankov
2011-07-28  4:46 ` [PATCH/WIP 6/7] fast-import: workaround data corruption Dmitry Ivankov
2011-07-28  6:31   ` Jonathan Nieder
2011-07-28  4:46 ` [PATCH/WIP 7/7] fast-import: fix data corruption in load_tree Dmitry Ivankov

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