From: Kai Ye <yekai13@huawei.com>
Date: Fri, 4 Mar 2022 09:46:47 +0000 (+0800)
Subject: crypto: hisilicon/qm - fix memset during queues clearing
X-Git-Tag: v5.18-rc1~199^2~9
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=fd11727eec0dd95ee1b7d8f9f10ee60678eecc29;p=thirdparty%2Flinux.git

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@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
---

diff --git a/drivers/crypto/hisilicon/qm.c b/drivers/crypto/hisilicon/qm.c
index 3b29c8993b8c7..453390044181d 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);
 	}