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| author | Stefan Naewe <stefan.naewe@gmail.com> | 2015-12-05 16:27:24 +0100 |
|---|---|---|
| committer | Junio C Hamano <gitster@pobox.com> | 2015-12-07 12:32:02 -0800 |
| commit | a2678df335f3404bc5d96683fa36b8cfab7946b0 (patch) | |
| tree | bc5ec704370e60f8db15ad3f1dd409906bf5e7e9 /revision.c | |
| parent | Git 2.5.4 (diff) | |
| download | git-a2678df335f3404bc5d96683fa36b8cfab7946b0.tar.gz git-a2678df335f3404bc5d96683fa36b8cfab7946b0.zip | |
revision.c: fix possible null pointer arithmetic
mark_tree_uninteresting() dereferences a tree pointer before
checking if the pointer is valid. Fix that by doing the check first.
Signed-off-by: Stefan Naewe <stefan.naewe@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to '')
| -rw-r--r-- | revision.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/revision.c b/revision.c index 9b9d77dc43..7f4acad456 100644 --- a/revision.c +++ b/revision.c @@ -131,10 +131,12 @@ static void mark_tree_contents_uninteresting(struct tree *tree) void mark_tree_uninteresting(struct tree *tree) { - struct object *obj = &tree->object; + struct object *obj; if (!tree) return; + + obj = &tree->object; if (obj->flags & UNINTERESTING) return; obj->flags |= UNINTERESTING; |