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-rw-r--r--fsck.c8
-rwxr-xr-xt/t1450-fsck.sh22
2 files changed, 26 insertions, 4 deletions
diff --git a/fsck.c b/fsck.c
index b4204d772b..b1579c7e28 100644
--- a/fsck.c
+++ b/fsck.c
@@ -358,15 +358,15 @@ static int fsck_walk_tree(struct tree *tree, void *data, struct fsck_options *op
continue;
if (S_ISDIR(entry.mode)) {
- obj = &lookup_tree(entry.oid)->object;
- if (name)
+ obj = (struct object *)lookup_tree(entry.oid);
+ if (name && obj)
put_object_name(options, obj, "%s%s/", name,
entry.path);
result = options->walk(obj, OBJ_TREE, data, options);
}
else if (S_ISREG(entry.mode) || S_ISLNK(entry.mode)) {
- obj = &lookup_blob(entry.oid)->object;
- if (name)
+ obj = (struct object *)lookup_blob(entry.oid);
+ if (name && obj)
put_object_name(options, obj, "%s%s", name,
entry.path);
result = options->walk(obj, OBJ_BLOB, data, options);
diff --git a/t/t1450-fsck.sh b/t/t1450-fsck.sh
index 4087150db1..cb4b66e29d 100755
--- a/t/t1450-fsck.sh
+++ b/t/t1450-fsck.sh
@@ -222,6 +222,28 @@ test_expect_success 'unparseable tree object' '
test_i18ngrep ! "fatal: empty filename in tree entry" out
'
+hex2oct() {
+ perl -ne 'printf "\\%03o", hex for /../g'
+}
+
+test_expect_success 'tree entry with type mismatch' '
+ test_when_finished "remove_object \$blob" &&
+ test_when_finished "remove_object \$tree" &&
+ test_when_finished "remove_object \$commit" &&
+ test_when_finished "git update-ref -d refs/heads/type_mismatch" &&
+ blob=$(echo blob | git hash-object -w --stdin) &&
+ blob_bin=$(echo $blob | hex2oct) &&
+ tree=$(
+ printf "40000 dir\0${blob_bin}100644 file\0${blob_bin}" |
+ git hash-object -t tree --stdin -w --literally
+ ) &&
+ commit=$(git commit-tree $tree) &&
+ git update-ref refs/heads/type_mismatch $commit &&
+ test_must_fail git fsck >out 2>&1 &&
+ test_i18ngrep "is a blob, not a tree" out &&
+ test_i18ngrep ! "dangling blob" out
+'
+
test_expect_success 'tag pointing to nonexistent' '
cat >invalid-tag <<-\EOF &&
object ffffffffffffffffffffffffffffffffffffffff