diff options
Diffstat (limited to 't/helper/test-ref-store.c')
| -rw-r--r-- | t/helper/test-ref-store.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/t/helper/test-ref-store.c b/t/helper/test-ref-store.c index 48552e6a9e..702ec1f128 100644 --- a/t/helper/test-ref-store.c +++ b/t/helper/test-ref-store.c @@ -298,16 +298,19 @@ static int cmd_update_ref(struct ref_store *refs, const char **argv) const char *new_sha1_buf = notnull(*argv++, "new-sha1"); const char *old_sha1_buf = notnull(*argv++, "old-sha1"); unsigned int flags = arg_flags(*argv++, "flags", transaction_flags); - struct object_id old_oid; + struct object_id old_oid, *old_oid_ptr = NULL; struct object_id new_oid; - if (get_oid_hex(old_sha1_buf, &old_oid)) - die("cannot parse %s as %s", old_sha1_buf, the_hash_algo->name); + if (*old_sha1_buf) { + if (get_oid_hex(old_sha1_buf, &old_oid)) + die("cannot parse %s as %s", old_sha1_buf, the_hash_algo->name); + old_oid_ptr = &old_oid; + } if (get_oid_hex(new_sha1_buf, &new_oid)) die("cannot parse %s as %s", new_sha1_buf, the_hash_algo->name); return refs_update_ref(refs, msg, refname, - &new_oid, &old_oid, + &new_oid, old_oid_ptr, flags, UPDATE_REFS_DIE_ON_ERR); } |