From: Andrei Emeltchenko <andrei.emeltchenko@xxxxxxxxx> Clean up old unsafe batostr function and use %pMR print specifier for printing Bluetooth addresses. Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@xxxxxxxxx> --- include/net/bluetooth/bluetooth.h | 1 - net/bluetooth/bnep/core.c | 3 +-- net/bluetooth/cmtp/core.c | 2 +- net/bluetooth/hci_conn.c | 6 +++--- net/bluetooth/hci_core.c | 22 +++++++++++----------- net/bluetooth/hci_event.c | 15 +++++++-------- net/bluetooth/hci_sysfs.c | 10 +++++----- net/bluetooth/hidp/core.c | 8 ++++++-- net/bluetooth/l2cap_core.c | 11 +++++------ net/bluetooth/lib.c | 14 -------------- net/bluetooth/rfcomm/core.c | 15 +++++++-------- net/bluetooth/rfcomm/sock.c | 9 ++++----- net/bluetooth/rfcomm/tty.c | 6 +++--- net/bluetooth/sco.c | 12 ++++++------ 14 files changed, 59 insertions(+), 75 deletions(-) diff --git a/include/net/bluetooth/bluetooth.h b/include/net/bluetooth/bluetooth.h index ede0369..2554b3f 100644 --- a/include/net/bluetooth/bluetooth.h +++ b/include/net/bluetooth/bluetooth.h @@ -180,7 +180,6 @@ static inline void bacpy(bdaddr_t *dst, bdaddr_t *src) } void baswap(bdaddr_t *dst, bdaddr_t *src); -char *batostr(bdaddr_t *ba); /* Common socket structures and functions */ diff --git a/net/bluetooth/bnep/core.c b/net/bluetooth/bnep/core.c index 4a6620b..a5b6397 100644 --- a/net/bluetooth/bnep/core.c +++ b/net/bluetooth/bnep/core.c @@ -182,8 +182,7 @@ static int bnep_ctrl_set_mcfilter(struct bnep_session *s, u8 *data, int len) a2 = data; data += ETH_ALEN; - BT_DBG("mc filter %s -> %s", - batostr((void *) a1), batostr((void *) a2)); + BT_DBG("mc filter %pMR -> %pMR", a1, a2); /* Iterate from a1 to a2 */ set_bit(bnep_mc_hash(a1), (ulong *) &s->mc_filter); diff --git a/net/bluetooth/cmtp/core.c b/net/bluetooth/cmtp/core.c index 6c9c1fd..e0a6ebf 100644 --- a/net/bluetooth/cmtp/core.c +++ b/net/bluetooth/cmtp/core.c @@ -353,7 +353,7 @@ int cmtp_add_connection(struct cmtp_connadd_req *req, struct socket *sock) BT_DBG("mtu %d", session->mtu); - sprintf(session->name, "%s", batostr(&bt_sk(sock->sk)->dst)); + sprintf(session->name, "%pMR", &bt_sk(sock->sk)->dst); session->sock = sock; session->state = BT_CONFIG; diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c index 5ad7da2..3ec5fc2 100644 --- a/net/bluetooth/hci_conn.c +++ b/net/bluetooth/hci_conn.c @@ -319,7 +319,7 @@ struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst) { struct hci_conn *conn; - BT_DBG("%s dst %s", hdev->name, batostr(dst)); + BT_DBG("%s dst %pMR", hdev->name, dst); conn = kzalloc(sizeof(struct hci_conn), GFP_KERNEL); if (!conn) @@ -436,7 +436,7 @@ struct hci_dev *hci_get_route(bdaddr_t *dst, bdaddr_t *src) int use_src = bacmp(src, BDADDR_ANY); struct hci_dev *hdev = NULL, *d; - BT_DBG("%s -> %s", batostr(src), batostr(dst)); + BT_DBG("%pMR -> %pMR", src, dst); read_lock(&hci_dev_list_lock); @@ -479,7 +479,7 @@ struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *dst, struct hci_conn *sco; struct hci_conn *le; - BT_DBG("%s dst %s", hdev->name, batostr(dst)); + BT_DBG("%s dst %pMR", hdev->name, dst); if (type == LE_LINK) { le = hci_conn_hash_lookup_ba(hdev, LE_LINK, dst); diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c index fa974a1..28bab9d 100644 --- a/net/bluetooth/hci_core.c +++ b/net/bluetooth/hci_core.c @@ -403,7 +403,7 @@ struct inquiry_entry *hci_inquiry_cache_lookup(struct hci_dev *hdev, struct discovery_state *cache = &hdev->discovery; struct inquiry_entry *e; - BT_DBG("cache %p, %s", cache, batostr(bdaddr)); + BT_DBG("cache %p, %pMR", cache, bdaddr); list_for_each_entry(e, &cache->all, all) { if (!bacmp(&e->data.bdaddr, bdaddr)) @@ -419,7 +419,7 @@ struct inquiry_entry *hci_inquiry_cache_lookup_unknown(struct hci_dev *hdev, struct discovery_state *cache = &hdev->discovery; struct inquiry_entry *e; - BT_DBG("cache %p, %s", cache, batostr(bdaddr)); + BT_DBG("cache %p, %pMR", cache, bdaddr); list_for_each_entry(e, &cache->unknown, list) { if (!bacmp(&e->data.bdaddr, bdaddr)) @@ -436,7 +436,7 @@ struct inquiry_entry *hci_inquiry_cache_lookup_resolve(struct hci_dev *hdev, struct discovery_state *cache = &hdev->discovery; struct inquiry_entry *e; - BT_DBG("cache %p bdaddr %s state %d", cache, batostr(bdaddr), state); + BT_DBG("cache %p bdaddr %pMR state %d", cache, bdaddr, state); list_for_each_entry(e, &cache->resolve, list) { if (!bacmp(bdaddr, BDADDR_ANY) && e->name_state == state) @@ -473,7 +473,7 @@ bool hci_inquiry_cache_update(struct hci_dev *hdev, struct inquiry_data *data, struct discovery_state *cache = &hdev->discovery; struct inquiry_entry *ie; - BT_DBG("cache %p, %s", cache, batostr(&data->bdaddr)); + BT_DBG("cache %p, %pMR", cache, &data->bdaddr); if (ssp) *ssp = data->ssp_mode; @@ -1255,7 +1255,7 @@ int hci_add_link_key(struct hci_dev *hdev, struct hci_conn *conn, int new_key, list_add(&key->list, &hdev->link_keys); } - BT_DBG("%s key for %s type %u", hdev->name, batostr(bdaddr), type); + BT_DBG("%s key for %pMR type %u", hdev->name, bdaddr, type); /* Some buggy controller combinations generate a changed * combination key for legacy pairing even when there's no @@ -1334,7 +1334,7 @@ int hci_remove_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr) if (!key) return -ENOENT; - BT_DBG("%s removing %s", hdev->name, batostr(bdaddr)); + BT_DBG("%s removing %pMR", hdev->name, bdaddr); list_del(&key->list); kfree(key); @@ -1350,7 +1350,7 @@ int hci_remove_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr) if (bacmp(bdaddr, &k->bdaddr)) continue; - BT_DBG("%s removing %s", hdev->name, batostr(bdaddr)); + BT_DBG("%s removing %pMR", hdev->name, bdaddr); list_del(&k->list); kfree(k); @@ -1397,7 +1397,7 @@ int hci_remove_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr) if (!data) return -ENOENT; - BT_DBG("%s removing %s", hdev->name, batostr(bdaddr)); + BT_DBG("%s removing %pMR", hdev->name, bdaddr); list_del(&data->list); kfree(data); @@ -1436,7 +1436,7 @@ int hci_add_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 *hash, memcpy(data->hash, hash, sizeof(data->hash)); memcpy(data->randomizer, randomizer, sizeof(data->randomizer)); - BT_DBG("%s for %s", hdev->name, batostr(bdaddr)); + BT_DBG("%s for %pMR", hdev->name, bdaddr); return 0; } @@ -2307,8 +2307,8 @@ static void hci_link_tx_to(struct hci_dev *hdev, __u8 type) /* Kill stalled connections */ list_for_each_entry_rcu(c, &h->list, list) { if (c->type == type && c->sent) { - BT_ERR("%s killing stalled connection %s", - hdev->name, batostr(&c->dst)); + BT_ERR("%s killing stalled connection %pMR", + hdev->name, &c->dst); hci_acl_disconn(c, HCI_ERROR_REMOTE_USER_TERM); } } diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c index 32e21ad..f3a4568 100644 --- a/net/bluetooth/hci_event.c +++ b/net/bluetooth/hci_event.c @@ -1209,7 +1209,7 @@ static void hci_cs_create_conn(struct hci_dev *hdev, __u8 status) conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->bdaddr); - BT_DBG("%s bdaddr %s hcon %p", hdev->name, batostr(&cp->bdaddr), conn); + BT_DBG("%s bdaddr %pMR hcon %p", hdev->name, &cp->bdaddr, conn); if (status) { if (conn && conn->state == BT_CONNECT) { @@ -1627,8 +1627,7 @@ static void hci_cs_le_create_conn(struct hci_dev *hdev, __u8 status) return; } - BT_DBG("%s bdaddr %s conn %p", hdev->name, batostr(&conn->dst), - conn); + BT_DBG("%s bdaddr %pMR conn %p", hdev->name, &conn->dst, conn); conn->state = BT_CLOSED; mgmt_connect_failed(hdev, &conn->dst, conn->type, @@ -1805,7 +1804,7 @@ static void hci_conn_request_evt(struct hci_dev *hdev, struct sk_buff *skb) struct hci_ev_conn_request *ev = (void *) skb->data; int mask = hdev->link_mode; - BT_DBG("%s bdaddr %s type 0x%x", hdev->name, batostr(&ev->bdaddr), + BT_DBG("%s bdaddr %pMR type 0x%x", hdev->name, &ev->bdaddr, ev->link_type); mask |= hci_proto_connect_ind(hdev, &ev->bdaddr, ev->link_type); @@ -2669,13 +2668,13 @@ static void hci_link_key_request_evt(struct hci_dev *hdev, struct sk_buff *skb) key = hci_find_link_key(hdev, &ev->bdaddr); if (!key) { - BT_DBG("%s link key not found for %s", hdev->name, - batostr(&ev->bdaddr)); + BT_DBG("%s link key not found for %pMR", hdev->name, + &ev->bdaddr); goto not_found; } - BT_DBG("%s found key type %u for %s", hdev->name, key->type, - batostr(&ev->bdaddr)); + BT_DBG("%s found key type %u for %pMR", hdev->name, key->type, + &ev->bdaddr); if (!test_bit(HCI_DEBUG_KEYS, &hdev->dev_flags) && key->type == HCI_LK_DEBUG_COMBINATION) { diff --git a/net/bluetooth/hci_sysfs.c b/net/bluetooth/hci_sysfs.c index a20e61c..55cceee 100644 --- a/net/bluetooth/hci_sysfs.c +++ b/net/bluetooth/hci_sysfs.c @@ -38,7 +38,7 @@ static ssize_t show_link_address(struct device *dev, struct device_attribute *attr, char *buf) { struct hci_conn *conn = to_hci_conn(dev); - return sprintf(buf, "%s\n", batostr(&conn->dst)); + return sprintf(buf, "%pMR\n", &conn->dst); } static ssize_t show_link_features(struct device *dev, @@ -224,7 +224,7 @@ static ssize_t show_address(struct device *dev, struct device_attribute *attr, char *buf) { struct hci_dev *hdev = to_hci_dev(dev); - return sprintf(buf, "%s\n", batostr(&hdev->bdaddr)); + return sprintf(buf, "%pMR\n", &hdev->bdaddr); } static ssize_t show_features(struct device *dev, @@ -406,8 +406,8 @@ static int inquiry_cache_show(struct seq_file *f, void *p) list_for_each_entry(e, &cache->all, all) { struct inquiry_data *data = &e->data; - seq_printf(f, "%s %d %d %d 0x%.2x%.2x%.2x 0x%.4x %d %d %u\n", - batostr(&data->bdaddr), + seq_printf(f, "%pMR %d %d %d 0x%.2x%.2x%.2x 0x%.4x %d %d %u\n", + &data->bdaddr, data->pscan_rep_mode, data->pscan_period_mode, data->pscan_mode, data->dev_class[2], data->dev_class[1], data->dev_class[0], @@ -440,7 +440,7 @@ static int blacklist_show(struct seq_file *f, void *p) hci_dev_lock(hdev); list_for_each_entry(b, &hdev->blacklist, list) - seq_printf(f, "%s\n", batostr(&b->bdaddr)); + seq_printf(f, "%pMR\n", &b->bdaddr); hci_dev_unlock(hdev); diff --git a/net/bluetooth/hidp/core.c b/net/bluetooth/hidp/core.c index ccd985d..0c00284 100644 --- a/net/bluetooth/hidp/core.c +++ b/net/bluetooth/hidp/core.c @@ -932,8 +932,12 @@ static int hidp_setup_hid(struct hidp_session *session, hid->country = req->country; strncpy(hid->name, req->name, 128); - strncpy(hid->phys, batostr(&bt_sk(session->ctrl_sock->sk)->src), 64); - strncpy(hid->uniq, batostr(&bt_sk(session->ctrl_sock->sk)->dst), 64); + + snprintf(hid->phys, sizeof(hid->phys), "%pMR", + &bt_sk(session->ctrl_sock->sk)->src); + + snprintf(hid->uniq, sizeof(hid->uniq), "%pMR", + &bt_sk(session->ctrl_sock->sk)->dst); hid->dev.parent = &session->conn->dev; hid->ll_driver = &hidp_hid_driver; diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index c7b7b1f..56b98ba 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -1504,7 +1504,7 @@ int l2cap_chan_connect(struct l2cap_chan *chan, __le16 psm, u16 cid, __u8 auth_type; int err; - BT_DBG("%s -> %s (type %u) psm 0x%2.2x", batostr(src), batostr(dst), + BT_DBG("%pMR -> %pMR (type %u) psm 0x%2.2x", src, dst, dst_type, __le16_to_cpu(chan->psm)); hdev = hci_get_route(dst, src); @@ -5382,7 +5382,7 @@ int l2cap_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr) int exact = 0, lm1 = 0, lm2 = 0; struct l2cap_chan *c; - BT_DBG("hdev %s, bdaddr %s", hdev->name, batostr(bdaddr)); + BT_DBG("hdev %s, bdaddr %pMR", hdev->name, bdaddr); /* Find listening sockets and check their link_mode */ read_lock(&chan_list_lock); @@ -5412,7 +5412,7 @@ void l2cap_connect_cfm(struct hci_conn *hcon, u8 status) { struct l2cap_conn *conn; - BT_DBG("hcon %p bdaddr %s status %d", hcon, batostr(&hcon->dst), status); + BT_DBG("hcon %p bdaddr %pMR status %d", hcon, &hcon->dst, status); if (!status) { conn = l2cap_conn_add(hcon, status); @@ -5691,9 +5691,8 @@ static int l2cap_debugfs_show(struct seq_file *f, void *p) list_for_each_entry(c, &chan_list, global_l) { struct sock *sk = c->sk; - seq_printf(f, "%s %s %d %d 0x%4.4x 0x%4.4x %d %d %d %d\n", - batostr(&bt_sk(sk)->src), - batostr(&bt_sk(sk)->dst), + seq_printf(f, "%pMR %pMR %d %d 0x%4.4x 0x%4.4x %d %d %d %d\n", + &bt_sk(sk)->src, &bt_sk(sk)->dst, c->state, __le16_to_cpu(c->psm), c->scid, c->dcid, c->imtu, c->omtu, c->sec_level, c->mode); diff --git a/net/bluetooth/lib.c b/net/bluetooth/lib.c index e1c9752..b3fbc73 100644 --- a/net/bluetooth/lib.c +++ b/net/bluetooth/lib.c @@ -41,20 +41,6 @@ void baswap(bdaddr_t *dst, bdaddr_t *src) } EXPORT_SYMBOL(baswap); -char *batostr(bdaddr_t *ba) -{ - static char str[2][18]; - static int i = 1; - - i ^= 1; - sprintf(str[i], "%2.2X:%2.2X:%2.2X:%2.2X:%2.2X:%2.2X", - ba->b[5], ba->b[4], ba->b[3], - ba->b[2], ba->b[1], ba->b[0]); - - return str[i]; -} -EXPORT_SYMBOL(batostr); - /* Bluetooth error codes to Unix errno mapping */ int bt_to_errno(__u16 code) { diff --git a/net/bluetooth/rfcomm/core.c b/net/bluetooth/rfcomm/core.c index c75107e..fb1d83d 100644 --- a/net/bluetooth/rfcomm/core.c +++ b/net/bluetooth/rfcomm/core.c @@ -377,8 +377,8 @@ static int __rfcomm_dlc_open(struct rfcomm_dlc *d, bdaddr_t *src, bdaddr_t *dst, int err = 0; u8 dlci; - BT_DBG("dlc %p state %ld %s %s channel %d", - d, d->state, batostr(src), batostr(dst), channel); + BT_DBG("dlc %p state %ld %pMR -> %pMR channel %d", + d, d->state, src, dst, channel); if (channel < 1 || channel > 30) return -EINVAL; @@ -676,7 +676,7 @@ static struct rfcomm_session *rfcomm_session_create(bdaddr_t *src, struct socket *sock; struct sock *sk; - BT_DBG("%s %s", batostr(src), batostr(dst)); + BT_DBG("%pMR -> %pMR", src, dst); *err = rfcomm_l2sock_create(&sock); if (*err < 0) @@ -2125,11 +2125,10 @@ static int rfcomm_dlc_debugfs_show(struct seq_file *f, void *x) list_for_each_entry(d, &s->dlcs, list) { struct sock *sk = s->sock->sk; - seq_printf(f, "%s %s %ld %d %d %d %d\n", - batostr(&bt_sk(sk)->src), - batostr(&bt_sk(sk)->dst), - d->state, d->dlci, d->mtu, - d->rx_credits, d->tx_credits); + seq_printf(f, "%pMR %pMR %ld %d %d %d %d\n", + &bt_sk(sk)->src, &bt_sk(sk)->dst, + d->state, d->dlci, d->mtu, + d->rx_credits, d->tx_credits); } } diff --git a/net/bluetooth/rfcomm/sock.c b/net/bluetooth/rfcomm/sock.c index 260821a..867a065 100644 --- a/net/bluetooth/rfcomm/sock.c +++ b/net/bluetooth/rfcomm/sock.c @@ -334,7 +334,7 @@ static int rfcomm_sock_bind(struct socket *sock, struct sockaddr *addr, int addr struct sock *sk = sock->sk; int err = 0; - BT_DBG("sk %p %s", sk, batostr(&sa->rc_bdaddr)); + BT_DBG("sk %p %pMR", sk, &sa->rc_bdaddr); if (!addr || addr->sa_family != AF_BLUETOOTH) return -EINVAL; @@ -973,10 +973,9 @@ static int rfcomm_sock_debugfs_show(struct seq_file *f, void *p) read_lock(&rfcomm_sk_list.lock); sk_for_each(sk, node, &rfcomm_sk_list.head) { - seq_printf(f, "%s %s %d %d\n", - batostr(&bt_sk(sk)->src), - batostr(&bt_sk(sk)->dst), - sk->sk_state, rfcomm_pi(sk)->channel); + seq_printf(f, "%pMR %pMR %d %d\n", + &bt_sk(sk)->src, &bt_sk(sk)->dst, + sk->sk_state, rfcomm_pi(sk)->channel); } read_unlock(&rfcomm_sk_list.lock); diff --git a/net/bluetooth/rfcomm/tty.c b/net/bluetooth/rfcomm/tty.c index cb96077..6baf64d 100644 --- a/net/bluetooth/rfcomm/tty.c +++ b/net/bluetooth/rfcomm/tty.c @@ -166,7 +166,7 @@ static struct device *rfcomm_get_device(struct rfcomm_dev *dev) static ssize_t show_address(struct device *tty_dev, struct device_attribute *attr, char *buf) { struct rfcomm_dev *dev = dev_get_drvdata(tty_dev); - return sprintf(buf, "%s\n", batostr(&dev->dst)); + return sprintf(buf, "%pMR\n", &dev->dst); } static ssize_t show_channel(struct device *tty_dev, struct device_attribute *attr, char *buf) @@ -663,8 +663,8 @@ static int rfcomm_tty_open(struct tty_struct *tty, struct file *filp) if (!dev) return -ENODEV; - BT_DBG("dev %p dst %s channel %d opened %d", dev, batostr(&dev->dst), - dev->channel, dev->port.count); + BT_DBG("dev %p dst %pMR channel %d opened %d", dev, &dev->dst, + dev->channel, dev->port.count); spin_lock_irqsave(&dev->port.lock, flags); if (++dev->port.count > 1) { diff --git a/net/bluetooth/sco.c b/net/bluetooth/sco.c index caa109d..5729f1b 100644 --- a/net/bluetooth/sco.c +++ b/net/bluetooth/sco.c @@ -163,7 +163,7 @@ static int sco_connect(struct sock *sk) struct hci_dev *hdev; int err, type; - BT_DBG("%s -> %s", batostr(src), batostr(dst)); + BT_DBG("%pMR -> %pMR", src, dst); hdev = hci_get_route(dst, src); if (!hdev) @@ -451,7 +451,7 @@ static int sco_sock_bind(struct socket *sock, struct sockaddr *addr, int addr_le struct sock *sk = sock->sk; int err = 0; - BT_DBG("sk %p %s", sk, batostr(&sa->sco_bdaddr)); + BT_DBG("sk %p %pMR", sk, &sa->sco_bdaddr); if (!addr || addr->sa_family != AF_BLUETOOTH) return -EINVAL; @@ -894,7 +894,7 @@ int sco_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr) struct hlist_node *node; int lm = 0; - BT_DBG("hdev %s, bdaddr %s", hdev->name, batostr(bdaddr)); + BT_DBG("hdev %s, bdaddr %pMR", hdev->name, bdaddr); /* Find listening sockets */ read_lock(&sco_sk_list.lock); @@ -915,7 +915,7 @@ int sco_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr) void sco_connect_cfm(struct hci_conn *hcon, __u8 status) { - BT_DBG("hcon %p bdaddr %s status %d", hcon, batostr(&hcon->dst), status); + BT_DBG("hcon %p bdaddr %pMR status %d", hcon, &hcon->dst, status); if (!status) { struct sco_conn *conn; @@ -960,8 +960,8 @@ static int sco_debugfs_show(struct seq_file *f, void *p) read_lock(&sco_sk_list.lock); sk_for_each(sk, node, &sco_sk_list.head) { - seq_printf(f, "%s %s %d\n", batostr(&bt_sk(sk)->src), - batostr(&bt_sk(sk)->dst), sk->sk_state); + seq_printf(f, "%pMR %pMR %d\n", &bt_sk(sk)->src, + &bt_sk(sk)->dst, sk->sk_state); } read_unlock(&sco_sk_list.lock); -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-bluetooth" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html