diff --git a/mm/slob.c b/mm/slob.c index 5bc2ceb692ec..08a9bd91a1aa 100644 --- a/mm/slob.c +++ b/mm/slob.c @@ -321,7 +321,8 @@ static void *slob_alloc(size_t size, gfp_t gfp, int align, int node) /* Improve fragment distribution and reduce our average * search time by starting our next search here. (see * Knuth vol 1, sec 2.5, pg 449) */ - if (free_slob_pages.next != prev->next) + if (prev != free_slob_pages.prev && + free_slob_pages.next != prev->next) list_move_tail(&free_slob_pages, prev->next); break; }