diff options
Diffstat (limited to 'net/bluetooth/hidp/core.c')
| -rw-r--r-- | net/bluetooth/hidp/core.c | 27 |
1 files changed, 24 insertions, 3 deletions
diff --git a/net/bluetooth/hidp/core.c b/net/bluetooth/hidp/core.c index cdb9cfafd960..03b5dadb4951 100644 --- a/net/bluetooth/hidp/core.c +++ b/net/bluetooth/hidp/core.c @@ -20,7 +20,6 @@ SOFTWARE IS DISCLAIMED. */ -#include <linux/config.h> #include <linux/module.h> #include <linux/types.h> @@ -41,6 +40,7 @@ #include <linux/input.h> #include <net/bluetooth/bluetooth.h> +#include <net/bluetooth/hci_core.h> #include <net/bluetooth/l2cap.h> #include "hidp.h" @@ -529,6 +529,26 @@ static int hidp_session(void *arg) return 0; } +static struct device *hidp_get_device(struct hidp_session *session) +{ + bdaddr_t *src = &bt_sk(session->ctrl_sock->sk)->src; + bdaddr_t *dst = &bt_sk(session->ctrl_sock->sk)->dst; + struct hci_dev *hdev; + struct hci_conn *conn; + + hdev = hci_get_route(dst, src); + if (!hdev) + return NULL; + + conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, dst); + if (!conn) + return NULL; + + hci_dev_put(hdev); + + return &conn->dev; +} + static inline void hidp_setup_input(struct hidp_session *session, struct hidp_connadd_req *req) { struct input_dev *input = session->input; @@ -567,6 +587,8 @@ static inline void hidp_setup_input(struct hidp_session *session, struct hidp_co input->relbit[0] |= BIT(REL_WHEEL); } + input->cdev.dev = hidp_get_device(session); + input->event = hidp_input_event; input_register_device(input); @@ -583,10 +605,9 @@ int hidp_add_connection(struct hidp_connadd_req *req, struct socket *ctrl_sock, bacmp(&bt_sk(ctrl_sock->sk)->dst, &bt_sk(intr_sock->sk)->dst)) return -ENOTUNIQ; - session = kmalloc(sizeof(struct hidp_session), GFP_KERNEL); + session = kzalloc(sizeof(struct hidp_session), GFP_KERNEL); if (!session) return -ENOMEM; - memset(session, 0, sizeof(struct hidp_session)); session->input = input_allocate_device(); if (!session->input) { |
