[PATCH] blk-mq: initialize csd/fifo_time before use

From: Yuwei Guan
Date: Mon Oct 10 2022 - 03:28:29 EST


csd/fifo_time need to be initialized before use again,
otherwise, it will keep the last tag value.

Signed-off-by: Yuwei Guan <Yuwei.Guan@xxxxxxxxxxxxx>
---
block/blk-mq.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/block/blk-mq.c b/block/blk-mq.c
index 8070b6c10e8d..f55d41f1d150 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -383,6 +383,9 @@ static struct request *blk_mq_rq_ctx_init(struct blk_mq_alloc_data *data,
rq->end_io = NULL;
rq->end_io_data = NULL;

+ /* initialize csd/fifo_time before use */
+ memset(&rq->csd, 0x0, sizeof(rq->csd));
+
blk_crypto_rq_set_defaults(rq);
INIT_LIST_HEAD(&rq->queuelist);
/* tag was already set */
--
2.34.1

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