diff options
| author | Rob Landley <rob@landley.net> | 2019-12-28 16:01:02 -0600 |
|---|---|---|
| committer | Rob Landley <rob@landley.net> | 2019-12-28 16:01:02 -0600 |
| commit | b17fc0c2ce6581b7b48b8ffe457661b01289f8fe (patch) | |
| tree | 5290512e731e53e56880749aeb73fbe100801c69 /lib/llist.c | |
| parent | e5cec287909be098d2484690222d95bc02a8030b (diff) | |
| download | toybox-b17fc0c2ce6581b7b48b8ffe457661b01289f8fe.tar.gz | |
Allow dlist_terminate() to be called repeatedly on same list.
Diffstat (limited to 'lib/llist.c')
| -rw-r--r-- | lib/llist.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/llist.c b/lib/llist.c index e1e6a564..45fe014d 100644 --- a/lib/llist.c +++ b/lib/llist.c @@ -109,7 +109,7 @@ void *dlist_terminate(void *list) { struct double_list *end = list; - if (!list) return 0; + if (!end || !end->prev) return 0; end = end->prev; end->next->prev = 0; |