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reachable.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 21:48:00 +01:00 committed by Junio C Hamano
parent cc36934791
commit f7de5a56b7
1 changed files with 4 additions and 0 deletions
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4
reachable.c
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@ -15,6 +15,8 @@ static void process_blob(struct blob *blob,
{
struct object *obj = &blob->object;
if (!blob)
die("bad blob object");
if (obj->flags & SEEN)
return;
obj->flags |= SEEN;
@ -39,6 +41,8 @@ static void process_tree(struct tree *tree,
struct name_entry entry;
struct name_path me;
if (!tree)
die("bad tree object");
if (obj->flags & SEEN)
return;
obj->flags |= SEEN;