[PATCH v8 4/9] net/bluetooth: modify ECDH name in 'crypto_alloc_kpp'

From: Meng Yu
Date: Mon Feb 08 2021 - 04:51:00 EST


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

Signed-off-by: Meng Yu <yumeng18@xxxxxxxxxx>
Reviewed-by: Zaibo Xu <xuzaibo@xxxxxxxxxx>
---
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