linux-kernel - [PATCH v8 4/9] net/bluetooth: modify ECDH name in 'crypto_alloc

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Message-ID: <1612777137-51067-5-git-send-email-yumeng18@huawei.com>
Date:   Mon, 8 Feb 2021 17:38:52 +0800
From:   Meng Yu <yumeng18@...wei.com>
To:     <herbert@...dor.apana.org.au>, <davem@...emloft.net>,
        <marcel@...tmann.org>, <johan.hedberg@...il.com>,
        <luiz.dentz@...il.com>, <tudor.ambarus@...rochip.com>
CC:     <linux-crypto@...r.kernel.org>, <xuzaibo@...wei.com>,
        <wangzhou1@...ilicon.com>, <yumeng18@...wei.com>,
        <linux-kernel@...r.kernel.org>
Subject: [PATCH v8 4/9] net/bluetooth: modify ECDH name in 'crypto_alloc_kpp'

Algorithm name of ECDH will be changed in crypto, so we modify its name
when we call ECDH.

Signed-off-by: Meng Yu <yumeng18@...wei.com>
Reviewed-by: Zaibo Xu <xuzaibo@...wei.com>
---
 net/bluetooth/ecdh_helper.c | 2 --
 net/bluetooth/selftest.c    | 2 +-
 net/bluetooth/smp.c         | 6 +++---
 3 files changed, 4 insertions(+), 6 deletions(-)

diff --git a/net/bluetooth/ecdh_helper.c b/net/bluetooth/ecdh_helper.c
index 3226fe0..989401f 100644
--- a/net/bluetooth/ecdh_helper.c
+++ b/net/bluetooth/ecdh_helper.c
@@ -126,8 +126,6 @@ int set_ecdh_privkey(struct crypto_kpp *tfm, const u8 private_key[32])
 	int err;
 	struct ecdh p = {0};
 
-	p.curve_id = ECC_CURVE_NIST_P256;
-
 	if (private_key) {
 		tmp = kmalloc(32, GFP_KERNEL);
 		if (!tmp)
diff --git a/net/bluetooth/selftest.c b/net/bluetooth/selftest.c
index f71c6fa..f49604d 100644
--- a/net/bluetooth/selftest.c
+++ b/net/bluetooth/selftest.c
@@ -205,7 +205,7 @@ static int __init test_ecdh(void)
 
 	calltime = ktime_get();
 
-	tfm = crypto_alloc_kpp("ecdh", 0, 0);
+	tfm = crypto_alloc_kpp("ecdh-nist-p256", 0, 0);
 	if (IS_ERR(tfm)) {
 		BT_ERR("Unable to create ECDH crypto context");
 		err = PTR_ERR(tfm);
diff --git a/net/bluetooth/smp.c b/net/bluetooth/smp.c
index c659c46..5de73de 100644
--- a/net/bluetooth/smp.c
+++ b/net/bluetooth/smp.c
@@ -1387,7 +1387,7 @@ static struct smp_chan *smp_chan_create(struct l2cap_conn *conn)
 		goto zfree_smp;
 	}
 
-	smp->tfm_ecdh = crypto_alloc_kpp("ecdh", 0, 0);
+	smp->tfm_ecdh = crypto_alloc_kpp("ecdh-nist-p256", 0, 0);
 	if (IS_ERR(smp->tfm_ecdh)) {
 		BT_ERR("Unable to create ECDH crypto context");
 		goto free_shash;
@@ -3282,7 +3282,7 @@ static struct l2cap_chan *smp_add_cid(struct hci_dev *hdev, u16 cid)
 		return ERR_CAST(tfm_cmac);
 	}
 
-	tfm_ecdh = crypto_alloc_kpp("ecdh", 0, 0);
+	tfm_ecdh = crypto_alloc_kpp("ecdh-nist-p256", 0, 0);
 	if (IS_ERR(tfm_ecdh)) {
 		BT_ERR("Unable to create ECDH crypto context");
 		crypto_free_shash(tfm_cmac);
@@ -3807,7 +3807,7 @@ int __init bt_selftest_smp(void)
 		return PTR_ERR(tfm_cmac);
 	}
 
-	tfm_ecdh = crypto_alloc_kpp("ecdh", 0, 0);
+	tfm_ecdh = crypto_alloc_kpp("ecdh-nist-p256", 0, 0);
 	if (IS_ERR(tfm_ecdh)) {
 		BT_ERR("Unable to create ECDH crypto context");
 		crypto_free_shash(tfm_cmac);
-- 
2.8.1