diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h index ea9231f4935feba9ebd791e4d12287cc24284fd6..91d1baf050772f5620e82a7b3dac6056eeecbb99 100644 --- a/include/net/bluetooth/hci_core.h +++ b/include/net/bluetooth/hci_core.h @@ -44,14 +44,14 @@ struct inquiry_data { }; struct inquiry_entry { - struct inquiry_entry *next; + struct list_head list; __u32 timestamp; struct inquiry_data data; }; struct inquiry_cache { + struct list_head list; __u32 timestamp; - struct inquiry_entry *list; }; struct hci_conn_hash { @@ -350,14 +350,12 @@ extern int sco_recv_scodata(struct hci_conn *hcon, struct sk_buff *skb); static inline void inquiry_cache_init(struct hci_dev *hdev) { - struct inquiry_cache *c = &hdev->inq_cache; - c->list = NULL; + INIT_LIST_HEAD(&hdev->inq_cache.list); } static inline int inquiry_cache_empty(struct hci_dev *hdev) { - struct inquiry_cache *c = &hdev->inq_cache; - return c->list == NULL; + return list_empty(&hdev->inq_cache.list); } static inline long inquiry_cache_age(struct hci_dev *hdev) diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c index 845da3ee56a0d3966bdeb5ab627ef3dc49c8dead..feeea4df25296ba7f0d7acbeb0e1c31dd3ac3de8 100644 --- a/net/bluetooth/hci_core.c +++ b/net/bluetooth/hci_core.c @@ -357,15 +357,11 @@ struct hci_dev *hci_dev_get(int index) /* ---- Inquiry support ---- */ static void inquiry_cache_flush(struct hci_dev *hdev) { - struct inquiry_cache *cache = &hdev->inq_cache; - struct inquiry_entry *next = cache->list, *e; - - BT_DBG("cache %p", cache); + struct inquiry_entry *p, *n; - cache->list = NULL; - while ((e = next)) { - next = e->next; - kfree(e); + list_for_each_entry_safe(p, n, &hdev->inq_cache.list, list) { + list_del(&p->list); + kfree(p); } } @@ -376,10 +372,12 @@ struct inquiry_entry *hci_inquiry_cache_lookup(struct hci_dev *hdev, bdaddr_t *b BT_DBG("cache %p, %s", cache, batostr(bdaddr)); - for (e = cache->list; e; e = e->next) + list_for_each_entry(e, &cache->list, list) { if (!bacmp(&e->data.bdaddr, bdaddr)) - break; - return e; + return e; + } + + return NULL; } void hci_inquiry_cache_update(struct hci_dev *hdev, struct inquiry_data *data) @@ -396,8 +394,7 @@ void hci_inquiry_cache_update(struct hci_dev *hdev, struct inquiry_data *data) if (!ie) return; - ie->next = cache->list; - cache->list = ie; + list_add(&ie->list, &cache->list); } memcpy(&ie->data, data, sizeof(*data)); @@ -412,15 +409,21 @@ static int inquiry_cache_dump(struct hci_dev *hdev, int num, __u8 *buf) struct inquiry_entry *e; int copied = 0; - for (e = cache->list; e && copied < num; e = e->next, copied++) { + list_for_each_entry(e, &cache->list, list) { struct inquiry_data *data = &e->data; + + if (copied >= num) + break; + bacpy(&info->bdaddr, &data->bdaddr); info->pscan_rep_mode = data->pscan_rep_mode; info->pscan_period_mode = data->pscan_period_mode; info->pscan_mode = data->pscan_mode; memcpy(info->dev_class, data->dev_class, 3); info->clock_offset = data->clock_offset; + info++; + copied++; } BT_DBG("cache %p, copied %d", cache, copied); diff --git a/net/bluetooth/hci_sysfs.c b/net/bluetooth/hci_sysfs.c index 52109561423514fcbd16e1c1895d2e9f7ee7a490..ed9cceeec7bea13cef19044eb35224f860e90041 100644 --- a/net/bluetooth/hci_sysfs.c +++ b/net/bluetooth/hci_sysfs.c @@ -388,7 +388,7 @@ static int inquiry_cache_show(struct seq_file *f, void *p) hci_dev_lock(hdev); - for (e = cache->list; e; e = e->next) { + list_for_each_entry(e, &cache->list, list) { 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),