From c99b72121fb965920652ea5e7a1d7f962385626b Mon Sep 17 00:00:00 2001 From: Kay Sievers Date: Sun, 28 Aug 2011 22:41:46 +0200 Subject: [PATCH] libudev: list - properly sort linked list not only the index it seems that udev-git is b0rked while tag '173' works fine for me the rule in question is: also, with >173 persistent-net rules seem to get constantly recreated for same devices mgorny: logic bug. we only sort the keys in an index, but we don't care about the index when reading the list, which doesn't work too well for the rules file list where we depend on the order --- libudev/libudev-list.c | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) diff --git a/libudev/libudev-list.c b/libudev/libudev-list.c index 295ee682..f74a88ca 100644 --- a/libudev/libudev-list.c +++ b/libudev/libudev-list.c @@ -180,7 +180,6 @@ struct udev_list_entry *udev_list_entry_add(struct udev_list *list, const char * return NULL; } } - udev_list_entry_append(entry, list); if (list->unique) { /* allocate or enlarge sorted array if needed */ @@ -199,12 +198,22 @@ struct udev_list_entry *udev_list_entry_add(struct udev_list *list, const char * list->entries_max += add; } - /* insert into sorted array */ + /* the negative i returned the insertion index */ i = (-i)-1; + + /* insert into sorted list */ + if ((unsigned int)i < list->entries_cur) + udev_list_entry_insert_before(entry, list->entries[i]); + else + udev_list_entry_append(entry, list); + + /* insert into sorted array */ memmove(&list->entries[i+1], &list->entries[i], (list->entries_cur - i) * sizeof(struct udev_list_entry *)); list->entries[i] = entry; list->entries_cur++; + } else { + udev_list_entry_append(entry, list); } dbg(list->udev, "'%s=%s' added\n", entry->name, entry->value); -- 2.39.5