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Subject[PATCH v5 5/8] Bluetooth: Added /proc/net/hidp via bt_procfs_init()
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Added /proc/net/hidp via bt_procfs_init().

Signed-off-by: Masatake YAMATO <yamato@redhat.com>
---
net/bluetooth/hidp/sock.c | 22 +++++++++++++++++++++-
1 file changed, 21 insertions(+), 1 deletion(-)

diff --git a/net/bluetooth/hidp/sock.c b/net/bluetooth/hidp/sock.c
index 18b3f68..eca3889 100644
--- a/net/bluetooth/hidp/sock.c
+++ b/net/bluetooth/hidp/sock.c
@@ -25,6 +25,10 @@

#include "hidp.h"

+static struct bt_sock_list hidp_sk_list = {
+ .lock = __RW_LOCK_UNLOCKED(hidp_sk_list.lock)
+};
+
static int hidp_sock_release(struct socket *sock)
{
struct sock *sk = sock->sk;
@@ -34,6 +38,8 @@ static int hidp_sock_release(struct socket *sock)
if (!sk)
return 0;

+ bt_sock_unlink(&hidp_sk_list, sk);
+
sock_orphan(sk);
sock_put(sk);

@@ -253,6 +259,8 @@ static int hidp_sock_create(struct net *net, struct socket *sock, int protocol,
sk->sk_protocol = protocol;
sk->sk_state = BT_OPEN;

+ bt_sock_link(&hidp_sk_list, sk);
+
return 0;
}

@@ -271,8 +279,19 @@ int __init hidp_init_sockets(void)
return err;

err = bt_sock_register(BTPROTO_HIDP, &hidp_sock_family_ops);
- if (err < 0)
+ if (err < 0) {
+ BT_ERR("Can't register HIDP socket");
goto error;
+ }
+
+ err = bt_procfs_init(THIS_MODULE, &init_net, "hidp", &hidp_sk_list, NULL);
+ if (err < 0) {
+ BT_ERR("Failed to create HIDP proc file");
+ bt_sock_unregister(BTPROTO_HIDP);
+ goto error;
+ }
+
+ BT_INFO("HIDP socket layer initialized");

return 0;

@@ -284,6 +303,7 @@ error:

void __exit hidp_cleanup_sockets(void)
{
+ bt_procfs_cleanup(&init_net, "hidp");
if (bt_sock_unregister(BTPROTO_HIDP) < 0)
BT_ERR("Can't unregister HIDP socket");

--
1.7.10.4


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