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list-objects.c::process_tree/blob: check for NULL

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As these functions are directly called with the result
from lookup_tree/blob, they must handle NULL.

Signed-off-by: Martin Koegler <mkoegler@auto.tuwien.ac.at>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Martin Koegler 2008-02-18 21:47:56 +01:00 committed by Junio C Hamano
parent c34066358a
commit a301b0c8f2
1 changed files with 4 additions and 0 deletions
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4
list-objects.c
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@ -18,6 +18,8 @@ static void process_blob(struct rev_info *revs,
if (!revs->blob_objects) if (!revs->blob_objects)
return; return;
if (!obj)
die("bad blob object");
if (obj->flags & (UNINTERESTING | SEEN)) if (obj->flags & (UNINTERESTING | SEEN))
return; return;
obj->flags |= SEEN; obj->flags |= SEEN;
@ -69,6 +71,8 @@ static void process_tree(struct rev_info *revs,
if (!revs->tree_objects) if (!revs->tree_objects)
return; return;
if (!obj)
die("bad tree object");
if (obj->flags & (UNINTERESTING | SEEN)) if (obj->flags & (UNINTERESTING | SEEN))
return; return;
if (parse_tree(tree) < 0) if (parse_tree(tree) < 0)