[PATCH 01/14] blk-mq: Fix memory leaks on queue cleanup
flat view
STALE3683d
From: Alexander Gordeev <hidden>
Date: 2016-09-18 07:38:11
Also in:
lkml
Subsystem:
block layer, the rest · Maintainers:
Jens Axboe, Linus Torvalds
Some data are leaked when blk_cleanup_queue() interface is called. CC: linux-block@vger.kernel.org Signed-off-by: Alexander Gordeev <redacted> --- block/blk-mq.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/block/blk-mq.c b/block/blk-mq.c
index f1c5263..66505af7 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c@@ -1699,8 +1699,13 @@ static void blk_mq_free_hw_queues(struct request_queue *q, struct blk_mq_hw_ctx *hctx; unsigned int i; - queue_for_each_hw_ctx(q, hctx, i) + queue_for_each_hw_ctx(q, hctx, i) { free_cpumask_var(hctx->cpumask); + kfree(hctx->ctxs); + kfree(hctx); + } + + q->nr_hw_queues = 0; } static int blk_mq_init_hctx(struct request_queue *q,
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1.8.3.1