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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org, Kai Ye <yekai13@huawei.com>,
        Herbert Xu <herbert@gondor.apana.org.au>,
        Sasha Levin <sashal@kernel.org>
Subject: [PATCH 5.13 035/300] crypto: hisilicon/sec - fix the abnormal exiting process
Date:   Mon, 13 Sep 2021 15:11:36 +0200
Message-Id: <20210913131110.508437650@linuxfoundation.org>
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From: Kai Ye <yekai13@huawei.com>

[ Upstream commit 90367a027a22c3a9ca8b8bac15df34d9e859fc11 ]

Because the algs registration process has added a judgment.
So need to add the judgment for the abnormal exiting process.

Signed-off-by: Kai Ye <yekai13@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/crypto/hisilicon/sec2/sec_main.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/crypto/hisilicon/sec2/sec_main.c b/drivers/crypto/hisilicon/sec2/sec_main.c
index 6f0062d4408c..e682e2a77b70 100644
--- a/drivers/crypto/hisilicon/sec2/sec_main.c
+++ b/drivers/crypto/hisilicon/sec2/sec_main.c
@@ -921,7 +921,8 @@ static int sec_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 	return 0;
 
 err_alg_unregister:
-	hisi_qm_alg_unregister(qm, &sec_devices);
+	if (qm->qp_num >= ctx_q_num)
+		hisi_qm_alg_unregister(qm, &sec_devices);
 err_qm_stop:
 	sec_debugfs_exit(qm);
 	hisi_qm_stop(qm, QM_NORMAL);
-- 
2.30.2