From f7aa611a0ecf1d22f21e26279e1a3baf1db6b973 Mon Sep 17 00:00:00 2001 From: Vinicius Costa Gomes Date: Mon, 30 Jan 2012 19:29:12 -0300 Subject: [PATCH] Bluetooth: Rename smp_key_size to enc_key_size This makes clear that this is the size of the key used to encrypt the link. Signed-off-by: Vinicius Costa Gomes Acked-by: Marcel Holtmann Signed-off-by: Johan Hedberg --- include/net/bluetooth/smp.h | 2 +- net/bluetooth/smp.c | 18 +++++++++--------- 2 files changed, 10 insertions(+), 10 deletions(-) diff --git a/include/net/bluetooth/smp.h b/include/net/bluetooth/smp.h index aeaf5fa2b9f1..7b3acdd29134 100644 --- a/include/net/bluetooth/smp.h +++ b/include/net/bluetooth/smp.h @@ -127,7 +127,7 @@ struct smp_chan { u8 rrnd[16]; /* SMP Pairing Random (remote) */ u8 pcnf[16]; /* SMP Pairing Confirm */ u8 tk[16]; /* SMP Temporary Key */ - u8 smp_key_size; + u8 enc_key_size; unsigned long smp_flags; struct crypto_blkcipher *tfm; struct work_struct confirm; diff --git a/net/bluetooth/smp.c b/net/bluetooth/smp.c index e08fe6c9c9c9..581833436afa 100644 --- a/net/bluetooth/smp.c +++ b/net/bluetooth/smp.c @@ -250,7 +250,7 @@ static u8 check_enc_key_size(struct l2cap_conn *conn, __u8 max_key_size) (max_key_size < SMP_MIN_ENC_KEY_SIZE)) return SMP_ENC_KEY_SIZE; - smp->smp_key_size = max_key_size; + smp->enc_key_size = max_key_size; return 0; } @@ -446,8 +446,8 @@ static void random_work(struct work_struct *work) smp_s1(tfm, smp->tk, smp->rrnd, smp->prnd, key); swap128(key, stk); - memset(stk + smp->smp_key_size, 0, - SMP_MAX_ENC_KEY_SIZE - smp->smp_key_size); + memset(stk + smp->enc_key_size, 0, + SMP_MAX_ENC_KEY_SIZE - smp->enc_key_size); if (test_and_set_bit(HCI_CONN_ENCRYPT_PEND, &hcon->flags)) { reason = SMP_UNSPECIFIED; @@ -455,7 +455,7 @@ static void random_work(struct work_struct *work) } hci_le_start_enc(hcon, ediv, rand, stk); - hcon->enc_key_size = smp->smp_key_size; + hcon->enc_key_size = smp->enc_key_size; } else { u8 stk[16], r[16], rand[8]; __le16 ediv; @@ -469,10 +469,10 @@ static void random_work(struct work_struct *work) smp_s1(tfm, smp->tk, smp->prnd, smp->rrnd, key); swap128(key, stk); - memset(stk + smp->smp_key_size, 0, - SMP_MAX_ENC_KEY_SIZE - smp->smp_key_size); + memset(stk + smp->enc_key_size, 0, + SMP_MAX_ENC_KEY_SIZE - smp->enc_key_size); - hci_add_ltk(hcon->hdev, 0, conn->dst, smp->smp_key_size, + hci_add_ltk(hcon->hdev, 0, conn->dst, smp->enc_key_size, ediv, rand, stk); } @@ -819,7 +819,7 @@ static int smp_cmd_master_ident(struct l2cap_conn *conn, struct sk_buff *skb) skb_pull(skb, sizeof(*rp)); - hci_add_ltk(conn->hcon->hdev, 1, conn->dst, smp->smp_key_size, + hci_add_ltk(conn->hcon->hdev, 1, conn->dst, smp->enc_key_size, rp->ediv, rp->rand, smp->tk); smp_distribute_keys(conn, 1); @@ -940,7 +940,7 @@ int smp_distribute_keys(struct l2cap_conn *conn, __u8 force) smp_send_cmd(conn, SMP_CMD_ENCRYPT_INFO, sizeof(enc), &enc); - hci_add_ltk(conn->hcon->hdev, 1, conn->dst, smp->smp_key_size, + hci_add_ltk(conn->hcon->hdev, 1, conn->dst, smp->enc_key_size, ediv, ident.rand, enc.ltk); ident.ediv = cpu_to_le16(ediv); -- 2.20.1