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Bluetooth: SMP: Convert BT_ERR/BT_DBG to bt_dev_err/bt_dev_dbg

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This converts instances of BT_ERR and BT_DBG to bt_dev_err and
bt_dev_dbg which can be enabled at runtime when BT_FEATURE_DEBUG is
enabled.

Note: Not all instances could be converted as some are exercised by
selftest.

Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
This commit is contained in:
Luiz Augusto von Dentz 2021-03-15 14:39:29 -07:00 committed by Marcel Holtmann
parent 7cf3b1dd6a
commit 2e1614f7d6
1 changed files with 52 additions and 46 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

98
net/bluetooth/smp.c
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@ -595,7 +595,7 @@ static void smp_send_cmd(struct l2cap_conn *conn, u8 code, u16 len, void *data)
if (!chan)
return;
BT_DBG("code 0x%2.2x", code);
bt_dev_dbg(conn->hcon->hdev, "code 0x%2.2x", code);
iv[0].iov_base = &code;
iv[0].iov_len = 1;
@ -859,7 +859,8 @@ static int tk_request(struct l2cap_conn *conn, u8 remote_oob, u8 auth,
memset(smp->tk, 0, sizeof(smp->tk));
clear_bit(SMP_FLAG_TK_VALID, &smp->flags);
BT_DBG("tk_request: auth:%d lcl:%d rem:%d", auth, local_io, remote_io);
bt_dev_dbg(hcon->hdev, "auth:%d lcl:%d rem:%d", auth, local_io,
remote_io);
/* If neither side wants MITM, either "just" confirm an incoming
* request or use just-works for outgoing ones. The JUST_CFM
@ -924,7 +925,7 @@ static int tk_request(struct l2cap_conn *conn, u8 remote_oob, u8 auth,
get_random_bytes(&passkey, sizeof(passkey));
passkey %= 1000000;
put_unaligned_le32(passkey, smp->tk);
BT_DBG("PassKey: %d", passkey);
bt_dev_dbg(hcon->hdev, "PassKey: %d", passkey);
set_bit(SMP_FLAG_TK_VALID, &smp->flags);
}
@ -949,7 +950,7 @@ static u8 smp_confirm(struct smp_chan *smp)
struct smp_cmd_pairing_confirm cp;
int ret;
BT_DBG("conn %p", conn);
bt_dev_dbg(conn->hcon->hdev, "conn %p", conn);
ret = smp_c1(smp->tk, smp->prnd, smp->preq, smp->prsp,
conn->hcon->init_addr_type, &conn->hcon->init_addr,
@ -977,7 +978,8 @@ static u8 smp_random(struct smp_chan *smp)
u8 confirm[16];
int ret;
BT_DBG("conn %p %s", conn, conn->hcon->out ? "master" : "slave");
bt_dev_dbg(conn->hcon->hdev, "conn %p %s", conn,
conn->hcon->out ? "master" : "slave");
ret = smp_c1(smp->tk, smp->rrnd, smp->preq, smp->prsp,
hcon->init_addr_type, &hcon->init_addr,
@ -1236,7 +1238,7 @@ static void smp_distribute_keys(struct smp_chan *smp)
struct hci_dev *hdev = hcon->hdev;
__u8 *keydist;
BT_DBG("conn %p", conn);
bt_dev_dbg(hdev, "conn %p", conn);
rsp = (void *) &smp->prsp[1];
@ -1266,7 +1268,7 @@ static void smp_distribute_keys(struct smp_chan *smp)
*keydist &= ~SMP_SC_NO_DIST;
}
BT_DBG("keydist 0x%x", *keydist);
bt_dev_dbg(hdev, "keydist 0x%x", *keydist);
if (*keydist & SMP_DIST_ENC_KEY) {
struct smp_cmd_encrypt_info enc;
@ -1366,13 +1368,14 @@ static void smp_timeout(struct work_struct *work)
security_timer.work);
struct l2cap_conn *conn = smp->conn;
BT_DBG("conn %p", conn);
bt_dev_dbg(conn->hcon->hdev, "conn %p", conn);
hci_disconnect(conn->hcon, HCI_ERROR_REMOTE_USER_TERM);
}
static struct smp_chan *smp_chan_create(struct l2cap_conn *conn)
{
struct hci_conn *hcon = conn->hcon;
struct l2cap_chan *chan = conn->smp;
struct smp_chan *smp;
@ -1382,13 +1385,13 @@ static struct smp_chan *smp_chan_create(struct l2cap_conn *conn)
smp->tfm_cmac = crypto_alloc_shash("cmac(aes)", 0, 0);
if (IS_ERR(smp->tfm_cmac)) {
BT_ERR("Unable to create CMAC crypto context");
bt_dev_err(hcon->hdev, "Unable to create CMAC crypto context");
goto zfree_smp;
}
smp->tfm_ecdh = crypto_alloc_kpp("ecdh", 0, 0);
if (IS_ERR(smp->tfm_ecdh)) {
BT_ERR("Unable to create ECDH crypto context");
bt_dev_err(hcon->hdev, "Unable to create ECDH crypto context");
goto free_shash;
}
@ -1399,7 +1402,7 @@ static struct smp_chan *smp_chan_create(struct l2cap_conn *conn)
INIT_DELAYED_WORK(&smp->security_timer, smp_timeout);
hci_conn_hold(conn->hcon);
hci_conn_hold(hcon);
return smp;
@ -1564,8 +1567,8 @@ static u8 sc_passkey_round(struct smp_chan *smp, u8 smp_op)
if (!hcon->out)
return 0;
BT_DBG("%s Starting passkey round %u", hdev->name,
smp->passkey_round + 1);
bt_dev_dbg(hdev, "Starting passkey round %u",
smp->passkey_round + 1);
SMP_ALLOW_CMD(smp, SMP_CMD_PAIRING_CONFIRM);
@ -1625,7 +1628,7 @@ int smp_user_confirm_reply(struct hci_conn *hcon, u16 mgmt_op, __le32 passkey)
u32 value;
int err;
BT_DBG("");
bt_dev_dbg(conn->hcon->hdev, "");
if (!conn)
return -ENOTCONN;
@ -1651,7 +1654,7 @@ int smp_user_confirm_reply(struct hci_conn *hcon, u16 mgmt_op, __le32 passkey)
case MGMT_OP_USER_PASSKEY_REPLY:
value = le32_to_cpu(passkey);
memset(smp->tk, 0, sizeof(smp->tk));
BT_DBG("PassKey: %d", value);
bt_dev_dbg(conn->hcon->hdev, "PassKey: %d", value);
put_unaligned_le32(value, smp->tk);
fallthrough;
case MGMT_OP_USER_CONFIRM_REPLY:
@ -1733,7 +1736,7 @@ static u8 smp_cmd_pairing_req(struct l2cap_conn *conn, struct sk_buff *skb)
u8 key_size, auth, sec_level;
int ret;
BT_DBG("conn %p", conn);
bt_dev_dbg(hdev, "conn %p", conn);
if (skb->len < sizeof(*req))
return SMP_INVALID_PARAMS;
@ -1887,7 +1890,7 @@ static u8 sc_send_public_key(struct smp_chan *smp)
}
if (hci_dev_test_flag(hdev, HCI_USE_DEBUG_KEYS)) {
BT_DBG("Using debug keys");
bt_dev_dbg(hdev, "Using debug keys");
if (set_ecdh_privkey(smp->tfm_ecdh, debug_sk))
return SMP_UNSPECIFIED;
memcpy(smp->local_pk, debug_pk, 64);
@ -1924,7 +1927,7 @@ static u8 smp_cmd_pairing_rsp(struct l2cap_conn *conn, struct sk_buff *skb)
u8 key_size, auth;
int ret;
BT_DBG("conn %p", conn);
bt_dev_dbg(hdev, "conn %p", conn);
if (skb->len < sizeof(*rsp))
return SMP_INVALID_PARAMS;
@ -2019,7 +2022,7 @@ static u8 sc_check_confirm(struct smp_chan *smp)
{
struct l2cap_conn *conn = smp->conn;
BT_DBG("");
bt_dev_dbg(conn->hcon->hdev, "");
if (smp->method == REQ_PASSKEY || smp->method == DSP_PASSKEY)
return sc_passkey_round(smp, SMP_CMD_PAIRING_CONFIRM);
@ -2078,8 +2081,10 @@ static u8 smp_cmd_pairing_confirm(struct l2cap_conn *conn, struct sk_buff *skb)
{
struct l2cap_chan *chan = conn->smp;
struct smp_chan *smp = chan->data;
struct hci_conn *hcon = conn->hcon;
struct hci_dev *hdev = hcon->hdev;
BT_DBG("conn %p %s", conn, conn->hcon->out ? "master" : "slave");
bt_dev_dbg(hdev, "conn %p %s", conn, hcon->out ? "master" : "slave");
if (skb->len < sizeof(smp->pcnf))
return SMP_INVALID_PARAMS;
@ -2094,7 +2099,7 @@ static u8 smp_cmd_pairing_confirm(struct l2cap_conn *conn, struct sk_buff *skb)
if (test_bit(SMP_FLAG_REMOTE_PK, &smp->flags))
return sc_check_confirm(smp);
BT_ERR("Unexpected SMP Pairing Confirm");
bt_dev_err(hdev, "Unexpected SMP Pairing Confirm");
ret = fixup_sc_false_positive(smp);
if (ret)
@ -2125,7 +2130,7 @@ static u8 smp_cmd_pairing_random(struct l2cap_conn *conn, struct sk_buff *skb)
u32 passkey;
int err;
BT_DBG("conn %p", conn);
bt_dev_dbg(hcon->hdev, "conn %p", conn);
if (skb->len < sizeof(smp->rrnd))
return SMP_INVALID_PARAMS;
@ -2284,7 +2289,7 @@ static u8 smp_cmd_security_req(struct l2cap_conn *conn, struct sk_buff *skb)
struct smp_chan *smp;
u8 sec_level, auth;
BT_DBG("conn %p", conn);
bt_dev_dbg(hdev, "conn %p", conn);
if (skb->len < sizeof(*rp))
return SMP_INVALID_PARAMS;
@ -2347,7 +2352,8 @@ int smp_conn_security(struct hci_conn *hcon, __u8 sec_level)
__u8 authreq;
int ret;
BT_DBG("conn %p hcon %p level 0x%2.2x", conn, hcon, sec_level);
bt_dev_dbg(hcon->hdev, "conn %p hcon %p level 0x%2.2x", conn, hcon,
sec_level);
/* This may be NULL if there's an unexpected disconnection */
if (!conn)
@ -2483,7 +2489,7 @@ static int smp_cmd_encrypt_info(struct l2cap_conn *conn, struct sk_buff *skb)
struct l2cap_chan *chan = conn->smp;
struct smp_chan *smp = chan->data;
BT_DBG("conn %p", conn);
bt_dev_dbg(conn->hcon->hdev, "conn %p", conn);
if (skb->len < sizeof(*rp))
return SMP_INVALID_PARAMS;
@ -2516,7 +2522,7 @@ static int smp_cmd_master_ident(struct l2cap_conn *conn, struct sk_buff *skb)
struct smp_ltk *ltk;
u8 authenticated;
BT_DBG("conn %p", conn);
bt_dev_dbg(hdev, "conn %p", conn);
if (skb->len < sizeof(*rp))
return SMP_INVALID_PARAMS;
@ -2548,7 +2554,7 @@ static int smp_cmd_ident_info(struct l2cap_conn *conn, struct sk_buff *skb)
struct l2cap_chan *chan = conn->smp;
struct smp_chan *smp = chan->data;
BT_DBG("");
bt_dev_dbg(conn->hcon->hdev, "");
if (skb->len < sizeof(*info))
return SMP_INVALID_PARAMS;
@ -2580,7 +2586,7 @@ static int smp_cmd_ident_addr_info(struct l2cap_conn *conn,
struct hci_conn *hcon = conn->hcon;
bdaddr_t rpa;
BT_DBG("");
bt_dev_dbg(hcon->hdev, "");
if (skb->len < sizeof(*info))
return SMP_INVALID_PARAMS;
@ -2647,7 +2653,7 @@ static int smp_cmd_sign_info(struct l2cap_conn *conn, struct sk_buff *skb)
struct smp_chan *smp = chan->data;
struct smp_csrk *csrk;
BT_DBG("conn %p", conn);
bt_dev_dbg(conn->hcon->hdev, "conn %p", conn);
if (skb->len < sizeof(*rp))
return SMP_INVALID_PARAMS;
@ -2727,7 +2733,7 @@ static int smp_cmd_public_key(struct l2cap_conn *conn, struct sk_buff *skb)
struct smp_cmd_pairing_confirm cfm;
int err;
BT_DBG("conn %p", conn);
bt_dev_dbg(hdev, "conn %p", conn);
if (skb->len < sizeof(*key))
return SMP_INVALID_PARAMS;
@ -2791,7 +2797,7 @@ static int smp_cmd_public_key(struct l2cap_conn *conn, struct sk_buff *skb)
smp->method = sc_select_method(smp);
BT_DBG("%s selected method 0x%02x", hdev->name, smp->method);
bt_dev_dbg(hdev, "selected method 0x%02x", smp->method);
/* JUST_WORKS and JUST_CFM result in an unauthenticated key */
if (smp->method == JUST_WORKS || smp->method == JUST_CFM)
@ -2866,7 +2872,7 @@ static int smp_cmd_dhkey_check(struct l2cap_conn *conn, struct sk_buff *skb)
u8 io_cap[3], r[16], e[16];
int err;
BT_DBG("conn %p", conn);
bt_dev_dbg(hcon->hdev, "conn %p", conn);
if (skb->len < sizeof(*check))
return SMP_INVALID_PARAMS;
@ -2926,7 +2932,7 @@ static int smp_cmd_keypress_notify(struct l2cap_conn *conn,
{
struct smp_cmd_keypress_notify *kp = (void *) skb->data;
BT_DBG("value 0x%02x", kp->value);
bt_dev_dbg(conn->hcon->hdev, "value 0x%02x", kp->value);
return 0;
}
@ -3023,7 +3029,7 @@ static int smp_sig_channel(struct l2cap_chan *chan, struct sk_buff *skb)
break;
default:
BT_DBG("Unknown command code 0x%2.2x", code);
bt_dev_dbg(hcon->hdev, "Unknown command code 0x%2.2x", code);
reason = SMP_CMD_NOTSUPP;
goto done;
}
@ -3048,7 +3054,7 @@ static void smp_teardown_cb(struct l2cap_chan *chan, int err)
{
struct l2cap_conn *conn = chan->conn;
BT_DBG("chan %p", chan);
bt_dev_dbg(conn->hcon->hdev, "chan %p", chan);
if (chan->data)
smp_chan_destroy(conn);
@ -3065,7 +3071,7 @@ static void bredr_pairing(struct l2cap_chan *chan)
struct smp_cmd_pairing req;
struct smp_chan *smp;
BT_DBG("chan %p", chan);
bt_dev_dbg(hdev, "chan %p", chan);
/* Only new pairings are interesting */
if (!test_bit(HCI_CONN_NEW_LINK_KEY, &hcon->flags))
@ -3112,7 +3118,7 @@ static void bredr_pairing(struct l2cap_chan *chan)
set_bit(SMP_FLAG_SC, &smp->flags);
BT_DBG("%s starting SMP over BR/EDR", hdev->name);
bt_dev_dbg(hdev, "starting SMP over BR/EDR");
/* Prepare and send the BR/EDR SMP Pairing Request */
build_bredr_pairing_cmd(smp, &req, NULL);
@ -3130,7 +3136,7 @@ static void smp_resume_cb(struct l2cap_chan *chan)
struct l2cap_conn *conn = chan->conn;
struct hci_conn *hcon = conn->hcon;
BT_DBG("chan %p", chan);
bt_dev_dbg(hcon->hdev, "chan %p", chan);
if (hcon->type == ACL_LINK) {
bredr_pairing(chan);
@ -3153,7 +3159,7 @@ static void smp_ready_cb(struct l2cap_chan *chan)
struct l2cap_conn *conn = chan->conn;
struct hci_conn *hcon = conn->hcon;
BT_DBG("chan %p", chan);
bt_dev_dbg(hcon->hdev, "chan %p", chan);
/* No need to call l2cap_chan_hold() here since we already own
* the reference taken in smp_new_conn_cb(). This is just the
@ -3171,7 +3177,7 @@ static int smp_recv_cb(struct l2cap_chan *chan, struct sk_buff *skb)
{
int err;
BT_DBG("chan %p", chan);
bt_dev_dbg(chan->conn->hcon->hdev, "chan %p", chan);
err = smp_sig_channel(chan, skb);
if (err) {
@ -3223,7 +3229,7 @@ static inline struct l2cap_chan *smp_new_conn_cb(struct l2cap_chan *pchan)
{
struct l2cap_chan *chan;
BT_DBG("pchan %p", pchan);
bt_dev_dbg(pchan->conn->hcon->hdev, "pchan %p", pchan);
chan = l2cap_chan_create();
if (!chan)
@ -3244,7 +3250,7 @@ static inline struct l2cap_chan *smp_new_conn_cb(struct l2cap_chan *pchan)
*/
atomic_set(&chan->nesting, L2CAP_NESTING_SMP);
BT_DBG("created chan %p", chan);
bt_dev_dbg(pchan->conn->hcon->hdev, "created chan %p", chan);
return chan;
}
@ -3285,14 +3291,14 @@ static struct l2cap_chan *smp_add_cid(struct hci_dev *hdev, u16 cid)
tfm_cmac = crypto_alloc_shash("cmac(aes)", 0, 0);
if (IS_ERR(tfm_cmac)) {
BT_ERR("Unable to create CMAC crypto context");
bt_dev_err(hdev, "Unable to create CMAC crypto context");
kfree_sensitive(smp);
return ERR_CAST(tfm_cmac);
}
tfm_ecdh = crypto_alloc_kpp("ecdh", 0, 0);
if (IS_ERR(tfm_ecdh)) {
BT_ERR("Unable to create ECDH crypto context");
bt_dev_err(hdev, "Unable to create ECDH crypto context");
crypto_free_shash(tfm_cmac);
kfree_sensitive(smp);
return ERR_CAST(tfm_ecdh);
@ -3348,7 +3354,7 @@ static void smp_del_chan(struct l2cap_chan *chan)
{
struct smp_dev *smp;
BT_DBG("chan %p", chan);
bt_dev_dbg(chan->conn->hcon->hdev, "chan %p", chan);
smp = chan->data;
if (smp) {
@ -3391,7 +3397,7 @@ int smp_register(struct hci_dev *hdev)
{
struct l2cap_chan *chan;
BT_DBG("%s", hdev->name);
bt_dev_dbg(hdev, "");
/* If the controller does not support Low Energy operation, then
* there is also no need to register any SMP channel.