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Diffstat (limited to 'reachable.c')
-rw-r--r--reachable.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/reachable.c b/reachable.c
index 823e3242e..3b1c18ff9 100644
--- a/reachable.c
+++ b/reachable.c
@@ -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;
@@ -79,7 +83,8 @@ static void process_tag(struct tag *tag, struct object_array *p, const char *nam
if (parse_tag(tag) < 0)
die("bad tag object %s", sha1_to_hex(obj->sha1));
- add_object(tag->tagged, p, NULL, name);
+ if (tag->tagged)
+ add_object(tag->tagged, p, NULL, name);
}
static void walk_commit_list(struct rev_info *revs)
@@ -150,7 +155,8 @@ static int add_one_reflog(const char *path, const unsigned char *sha1, int flag,
static void add_one_tree(const unsigned char *sha1, struct rev_info *revs)
{
struct tree *tree = lookup_tree(sha1);
- add_pending_object(revs, &tree->object, "");
+ if (tree)
+ add_pending_object(revs, &tree->object, "");
}
static void add_cache_tree(struct cache_tree *it, struct rev_info *revs)