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Bluetooth: use list_for_each_entry*

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Use list_for_each_entry*() instead of list_for_each*() to simplify
the code.

Signed-off-by: Geliang Tang <geliangtang@163.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
This commit is contained in:
Geliang Tang 2015-12-18 23:33:25 +08:00 committed by Marcel Holtmann
parent 07f6f4a31e
commit 7eb7404f7e
4 changed files with 25 additions and 49 deletions
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12
net/bluetooth/af_bluetooth.c
View file

@ -174,13 +174,13 @@ EXPORT_SYMBOL(bt_accept_unlink);
struct sock *bt_accept_dequeue(struct sock *parent, struct socket *newsock)
{
struct list_head *p, *n;
struct bt_sock *s, *n;
struct sock *sk;
BT_DBG("parent %p", parent);
list_for_each_safe(p, n, &bt_sk(parent)->accept_q) {
sk = (struct sock *) list_entry(p, struct bt_sock, accept_q);
list_for_each_entry_safe(s, n, &bt_sk(parent)->accept_q, accept_q) {
sk = (struct sock *)s;
lock_sock(sk);
@ -388,11 +388,11 @@ EXPORT_SYMBOL(bt_sock_stream_recvmsg);
static inline unsigned int bt_accept_poll(struct sock *parent)
{
struct list_head *p, *n;
struct bt_sock *s, *n;
struct sock *sk;
list_for_each_safe(p, n, &bt_sk(parent)->accept_q) {
sk = (struct sock *) list_entry(p, struct bt_sock, accept_q);
list_for_each_entry_safe(s, n, &bt_sk(parent)->accept_q, accept_q) {
sk = (struct sock *)s;
if (sk->sk_state == BT_CONNECTED ||
(test_bit(BT_SK_DEFER_SETUP, &bt_sk(parent)->flags) &&
sk->sk_state == BT_CONNECT2))

8
net/bluetooth/cmtp/capi.c
View file

@ -100,10 +100,8 @@ static void cmtp_application_del(struct cmtp_session *session, struct cmtp_appli
static struct cmtp_application *cmtp_application_get(struct cmtp_session *session, int pattern, __u16 value)
{
struct cmtp_application *app;
struct list_head *p;
list_for_each(p, &session->applications) {
app = list_entry(p, struct cmtp_application, list);
list_for_each_entry(app, &session->applications, list) {
switch (pattern) {
case CMTP_MSGNUM:
if (app->msgnum == value)
@ -511,14 +509,12 @@ static int cmtp_proc_show(struct seq_file *m, void *v)
struct capi_ctr *ctrl = m->private;
struct cmtp_session *session = ctrl->driverdata;
struct cmtp_application *app;
struct list_head *p;
seq_printf(m, "%s\n\n", cmtp_procinfo(ctrl));
seq_printf(m, "addr %s\n", session->name);
seq_printf(m, "ctrl %d\n", session->num);
list_for_each(p, &session->applications) {
app = list_entry(p, struct cmtp_application, list);
list_for_each_entry(app, &session->applications, list) {
seq_printf(m, "appl %d -> %d\n", app->appl, app->mapping);
}

8
net/bluetooth/hci_core.c
View file

@ -2713,12 +2713,10 @@ struct bdaddr_list *hci_bdaddr_list_lookup(struct list_head *bdaddr_list,
void hci_bdaddr_list_clear(struct list_head *bdaddr_list)
{
struct list_head *p, *n;
struct bdaddr_list *b, *n;
list_for_each_safe(p, n, bdaddr_list) {
struct bdaddr_list *b = list_entry(p, struct bdaddr_list, list);
list_del(p);
list_for_each_entry_safe(b, n, bdaddr_list, list) {
list_del(&b->list);
kfree(b);
}
}

46
net/bluetooth/rfcomm/core.c
View file

@ -692,11 +692,9 @@ static struct rfcomm_session *rfcomm_session_del(struct rfcomm_session *s)
static struct rfcomm_session *rfcomm_session_get(bdaddr_t *src, bdaddr_t *dst)
{
struct rfcomm_session *s;
struct list_head *p, *n;
struct rfcomm_session *s, *n;
struct l2cap_chan *chan;
list_for_each_safe(p, n, &session_list) {
s = list_entry(p, struct rfcomm_session, list);
list_for_each_entry_safe(s, n, &session_list, list) {
chan = l2cap_pi(s->sock->sk)->chan;
if ((!bacmp(src, BDADDR_ANY) || !bacmp(&chan->src, src)) &&
@ -709,16 +707,14 @@ static struct rfcomm_session *rfcomm_session_get(bdaddr_t *src, bdaddr_t *dst)
static struct rfcomm_session *rfcomm_session_close(struct rfcomm_session *s,
int err)
{
struct rfcomm_dlc *d;
struct list_head *p, *n;
struct rfcomm_dlc *d, *n;
s->state = BT_CLOSED;
BT_DBG("session %p state %ld err %d", s, s->state, err);
/* Close all dlcs */
list_for_each_safe(p, n, &s->dlcs) {
d = list_entry(p, struct rfcomm_dlc, list);
list_for_each_entry_safe(d, n, &s->dlcs, list) {
d->state = BT_CLOSED;
__rfcomm_dlc_close(d, err);
}
@ -1771,13 +1767,11 @@ static struct rfcomm_session *rfcomm_recv_frame(struct rfcomm_session *s,
static void rfcomm_process_connect(struct rfcomm_session *s)
{
struct rfcomm_dlc *d;
struct list_head *p, *n;
struct rfcomm_dlc *d, *n;
BT_DBG("session %p state %ld", s, s->state);
list_for_each_safe(p, n, &s->dlcs) {
d = list_entry(p, struct rfcomm_dlc, list);
list_for_each_entry_safe(d, n, &s->dlcs, list) {
if (d->state == BT_CONFIG) {
d->mtu = s->mtu;
if (rfcomm_check_security(d)) {
@ -1843,14 +1837,11 @@ static int rfcomm_process_tx(struct rfcomm_dlc *d)
static void rfcomm_process_dlcs(struct rfcomm_session *s)
{
struct rfcomm_dlc *d;
struct list_head *p, *n;
struct rfcomm_dlc *d, *n;
BT_DBG("session %p state %ld", s, s->state);
list_for_each_safe(p, n, &s->dlcs) {
d = list_entry(p, struct rfcomm_dlc, list);
list_for_each_entry_safe(d, n, &s->dlcs, list) {
if (test_bit(RFCOMM_TIMED_OUT, &d->flags)) {
__rfcomm_dlc_close(d, ETIMEDOUT);
continue;
@ -1985,14 +1976,11 @@ static struct rfcomm_session *rfcomm_check_connection(struct rfcomm_session *s)
static void rfcomm_process_sessions(void)
{
struct list_head *p, *n;
struct rfcomm_session *s, *n;
rfcomm_lock();
list_for_each_safe(p, n, &session_list) {
struct rfcomm_session *s;
s = list_entry(p, struct rfcomm_session, list);
list_for_each_entry_safe(s, n, &session_list, list) {
if (test_and_clear_bit(RFCOMM_TIMED_OUT, &s->flags)) {
s->state = BT_DISCONN;
rfcomm_send_disc(s, 0);
@ -2075,15 +2063,12 @@ static int rfcomm_add_listener(bdaddr_t *ba)
static void rfcomm_kill_listener(void)
{
struct rfcomm_session *s;
struct list_head *p, *n;
struct rfcomm_session *s, *n;
BT_DBG("");
list_for_each_safe(p, n, &session_list) {
s = list_entry(p, struct rfcomm_session, list);
list_for_each_entry_safe(s, n, &session_list, list)
rfcomm_session_del(s);
}
}
static int rfcomm_run(void *unused)
@ -2113,8 +2098,7 @@ static int rfcomm_run(void *unused)
static void rfcomm_security_cfm(struct hci_conn *conn, u8 status, u8 encrypt)
{
struct rfcomm_session *s;
struct rfcomm_dlc *d;
struct list_head *p, *n;
struct rfcomm_dlc *d, *n;
BT_DBG("conn %p status 0x%02x encrypt 0x%02x", conn, status, encrypt);
@ -2122,9 +2106,7 @@ static void rfcomm_security_cfm(struct hci_conn *conn, u8 status, u8 encrypt)
if (!s)
return;
list_for_each_safe(p, n, &s->dlcs) {
d = list_entry(p, struct rfcomm_dlc, list);
list_for_each_entry_safe(d, n, &s->dlcs, list) {
if (test_and_clear_bit(RFCOMM_SEC_PENDING, &d->flags)) {
rfcomm_dlc_clear_timer(d);
if (status || encrypt == 0x00) {