linux-kernel - [PATCH] crypto: hisilicon/qm - fix memset during queues clearing

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-ID: <20220304094647.6845-1-yekai13@huawei.com>
Date:   Fri, 4 Mar 2022 17:46:47 +0800
From:   Kai Ye <yekai13@...wei.com>
To:     <herbert@...dor.apana.org.au>
CC:     <linux-crypto@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <wangzhou1@...ilicon.com>, <yekai13@...wei.com>
Subject: [PATCH] crypto: hisilicon/qm - fix memset during queues clearing

Due to that extra page addr is used as a qp error flag when the device
resetting. So it not should to clear this qp flag in userspace.

Signed-off-by: Kai Ye <yekai13@...wei.com>
---
 drivers/crypto/hisilicon/qm.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/crypto/hisilicon/qm.c b/drivers/crypto/hisilicon/qm.c
index 3b29c8993b8c..453390044181 100644
--- a/drivers/crypto/hisilicon/qm.c
+++ b/drivers/crypto/hisilicon/qm.c
@@ -3840,7 +3840,7 @@ static void qm_clear_queues(struct hisi_qm *qm)
 
 	for (i = 0; i < qm->qp_num; i++) {
 		qp = &qm->qp_array[i];
-		if (qp->is_resetting)
+		if (qp->is_in_kernel && qp->is_resetting)
 			memset(qp->qdma.va, 0, qp->qdma.size);
 	}
 
-- 
2.33.0