From: Yang Shen <shenyang39@huawei.com>
To: <herbert@gondor.apana.org.au>, <davem@davemloft.net>
Cc: <linux-kernel@vger.kernel.org>, <linux-crypto@vger.kernel.org>,
<wangzhou1@hisilicon.com>, <liulongfang@huawei.com>
Subject: [PATCH] crypto: hisilicon/qm - fix missing destroy qp_idr
Date: Sat, 13 Aug 2022 18:34:52 +0800 [thread overview]
Message-ID: <20220813103452.26295-1-shenyang39@huawei.com> (raw)
From: Weili Qian <qianweili@huawei.com>
In the function hisi_qm_memory_init(), if resource alloc fails after
idr_init, the initialized qp_idr needs to be destroyed.
Signed-off-by: Weili Qian <qianweili@huawei.com>
Signed-off-by: Yang Shen <shenyang39@huawei.com>
---
drivers/crypto/hisilicon/qm.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/drivers/crypto/hisilicon/qm.c b/drivers/crypto/hisilicon/qm.c
index a519ddad0af5..aaabea3c2935 100644
--- a/drivers/crypto/hisilicon/qm.c
+++ b/drivers/crypto/hisilicon/qm.c
@@ -6283,8 +6283,8 @@ static int hisi_qm_memory_init(struct hisi_qm *qm)
GFP_ATOMIC);
dev_dbg(dev, "allocate qm dma buf size=%zx)\n", qm->qdma.size);
if (!qm->qdma.va) {
- ret = -ENOMEM;
- goto err_alloc_qdma;
+ ret = -ENOMEM;
+ goto err_destroy_idr;
}
QM_INIT_BUF(qm, eqe, QM_EQ_DEPTH);
@@ -6300,7 +6300,8 @@ static int hisi_qm_memory_init(struct hisi_qm *qm)
err_alloc_qp_array:
dma_free_coherent(dev, qm->qdma.size, qm->qdma.va, qm->qdma.dma);
-err_alloc_qdma:
+err_destroy_idr:
+ idr_destroy(&qm->qp_idr);
kfree(qm->factor);
return ret;
--
2.33.0
next reply other threads:[~2022-08-13 10:36 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-13 10:34 Yang Shen [this message]
2022-08-19 11:04 ` Herbert Xu
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