diff options
| -rw-r--r-- | fast-import.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fast-import.c b/fast-import.c index 655913ddb2..73e5439d97 100644 --- a/fast-import.c +++ b/fast-import.c @@ -1516,6 +1516,8 @@ static int update_branch(struct branch *b) struct ref_lock *lock; unsigned char old_sha1[20]; + if (is_null_sha1(b->sha1)) + return 0; if (read_ref(b->name, old_sha1)) hashclr(old_sha1); lock = lock_any_ref_for_update(b->name, old_sha1, 0); |