refdb_fs: be explicit about using null-OID if we cannot resolve ref

This commit is contained in:
Patrick Steinhardt 2017-06-06 15:02:23 +02:00
parent 78a8f68f06
commit 90388aa836

View File

@ -1140,7 +1140,7 @@ out:
static int maybe_append_head(refdb_fs_backend *backend, const git_reference *ref, const git_signature *who, const char *message)
{
int error;
git_oid old_id = {{0}};
git_oid old_id;
git_reference *tmp = NULL, *head = NULL, *peeled = NULL;
const char *name;
@ -1148,7 +1148,8 @@ static int maybe_append_head(refdb_fs_backend *backend, const git_reference *ref
return 0;
/* if we can't resolve, we use {0}*40 as old id */
git_reference_name_to_id(&old_id, backend->repo, ref->name);
if (git_reference_name_to_id(&old_id, backend->repo, ref->name) < 0)
memset(&old_id, 0, sizeof(old_id));
if ((error = git_reference_lookup(&head, backend->repo, GIT_HEAD_FILE)) < 0)
return error;