get_local_heads(): do not return random pointer if there is no head

it's silly to do this:

mkdir foo && cd foo && git init && git push somewhere.git

but segfault should not happen even in that case.

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Nguyễn Thái Ngọc Duy 2009-04-17 08:16:23 +10:00 коммит произвёл Junio C Hamano
Родитель f800b65bea
Коммит 55f0566f6d
1 изменённых файлов: 1 добавлений и 1 удалений

Просмотреть файл

@ -1504,7 +1504,7 @@ static int one_local_ref(const char *refname, const unsigned char *sha1, int fla
struct ref *get_local_heads(void) struct ref *get_local_heads(void)
{ {
struct ref *local_refs, **local_tail = &local_refs; struct ref *local_refs = NULL, **local_tail = &local_refs;
for_each_ref(one_local_ref, &local_tail); for_each_ref(one_local_ref, &local_tail);
return local_refs; return local_refs;
} }