diff options
| author | Geoff Levand <geoff@infradead.org> | 2013-04-23 20:41:07 -0700 |
|---|---|---|
| committer | Geoff Levand <geoff@infradead.org> | 2013-04-23 20:41:07 -0700 |
| commit | e0040f05dd45c84214bfdef5d4c6eacf9586aa7b (patch) | |
| tree | a5540b934ae3d5a07fdbd8255cf20181351c4d0b /lib/list/list.h | |
| parent | b211fabbff1c5af472ca07ee5dfdbbe11fc6898f (diff) | |
| download | talos-petitboot-e0040f05dd45c84214bfdef5d4c6eacf9586aa7b.tar.gz talos-petitboot-e0040f05dd45c84214bfdef5d4c6eacf9586aa7b.zip | |
list: Fix seg fault with list_for_each_entry_safe
Signed-off-by: Geoff Levand <geoff@infradead.org>
Diffstat (limited to 'lib/list/list.h')
| -rw-r--r-- | lib/list/list.h | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/lib/list/list.h b/lib/list/list.h index 97fb615..6000320 100644 --- a/lib/list/list.h +++ b/lib/list/list.h @@ -41,13 +41,11 @@ struct list { for (; _pos; _pos = list_next_entry(_list, _pos, _member)) #define list_for_each_entry_safe(_list, _pos, _tmp, _member) \ - for (_pos = container_of((_list)->head.next, typeof(*_pos), _member), \ - _tmp = container_of(_pos->_member.next, typeof(*_pos), \ - _member); \ - &_pos->_member != &(_list)->head; \ - _pos = _tmp, \ - _tmp = list_entry(_tmp->_member.next, typeof(*_pos), \ - _member, _list)) + for (_pos = list_entry((_list)->head.next, typeof(*_pos), _member, _list), \ + _tmp = list_entry(_pos->_member.next, typeof(*_pos), _member, _list); \ + _pos; \ + _pos = _tmp, \ + _tmp = _tmp ? list_entry(_tmp->_member.next, typeof(*_pos), _member, _list) : NULL) #define DEFINE_LIST(_list) struct list _list = { \ .head = { \ |
