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-rw-r--r--mm/slob.c3
1 files changed, 2 insertions, 1 deletions
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;
}