From 1f9f07e917f43af420f8cb3afc2b3fa703cea6e9 Mon Sep 17 00:00:00 2001
From: Ming Lei <tom.leiming@gmail.com>
Date: Tue, 27 May 2014 08:34:45 -0600
Subject: blk-mq: fix leak of hctx->ctx_map

hctx->ctx_map should have been freed inside blk_mq_free_queue().

Signed-off-by: Ming Lei <tom.leiming@gmail.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
---
 block/blk-mq.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'block')

diff --git a/block/blk-mq.c b/block/blk-mq.c
index 62082c5daae7..dad22a9abe49 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -1846,6 +1846,7 @@ void blk_mq_free_queue(struct request_queue *q)
 	queue_for_each_hw_ctx(q, hctx, i) {
 		blk_mq_tag_idle(hctx);
 		kfree(hctx->ctxs);
+		blk_mq_free_bitmap(&hctx->ctx_map);
 		blk_mq_unregister_cpu_notifier(&hctx->cpu_notifier);
 		if (q->mq_ops->exit_hctx)
 			q->mq_ops->exit_hctx(hctx, i);
-- 
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