kernel/block/blk-merge.c
.. .. @@ -803,6 +803,8 @@ 803 803 if (!blk_discard_mergable(req)) 804 804 elv_merge_requests(q, req, next); 805 805 806 + blk_crypto_rq_put_keyslot(next);807 +806 808 /* 807 809 * 'next' is going away, so update stats accordingly 808 810 */