[PATCH] lockdep: also check for freed locks in kmem_cache_free()

kmem_cache_free() was missing the check for freeing held locks.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/mm/slab.c b/mm/slab.c
index 348396d691a1..196df70eb8cb 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -3751,6 +3751,7 @@ void kmem_cache_free(struct kmem_cache *cachep, void *objp)
         BUG_ON(virt_to_cache(objp) != cachep);
 
         local_irq_save(flags);
+        debug_check_no_locks_freed(objp, obj_size(cachep));
         __cache_free(cachep, objp);
         local_irq_restore(flags);
 }