diff options
author | John W. Linville <linville@tuxdriver.com> | 2012-06-12 18:25:04 (GMT) |
---|---|---|
committer | John W. Linville <linville@tuxdriver.com> | 2012-06-12 18:25:04 (GMT) |
commit | 0440507bbc44149e63bbfb9df730ba3820371904 (patch) | |
tree | 7275e41aa1aa7e4d19d0503f1c15f07991c1a120 /net/nfc/llcp/sock.c | |
parent | 8d242488ce4627dd7e6333caab56df11ea25e239 (diff) | |
parent | 7f0d9f430dc99303558adc30a75eef10c43f7bec (diff) | |
download | linux-fsl-qoriq-0440507bbc44149e63bbfb9df730ba3820371904.tar.xz |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next into for-davem
Diffstat (limited to 'net/nfc/llcp/sock.c')
-rw-r--r-- | net/nfc/llcp/sock.c | 47 |
1 files changed, 19 insertions, 28 deletions
diff --git a/net/nfc/llcp/sock.c b/net/nfc/llcp/sock.c index 3f339b1..30e3cc7 100644 --- a/net/nfc/llcp/sock.c +++ b/net/nfc/llcp/sock.c @@ -111,7 +111,7 @@ static int llcp_sock_bind(struct socket *sock, struct sockaddr *addr, int alen) } llcp_sock->dev = dev; - llcp_sock->local = local; + llcp_sock->local = nfc_llcp_local_get(local); llcp_sock->nfc_protocol = llcp_addr.nfc_protocol; llcp_sock->service_name_len = min_t(unsigned int, llcp_addr.service_name_len, @@ -124,7 +124,7 @@ static int llcp_sock_bind(struct socket *sock, struct sockaddr *addr, int alen) if (llcp_sock->ssap == LLCP_MAX_SAP) goto put_dev; - local->sockets[llcp_sock->ssap] = llcp_sock; + nfc_llcp_sock_link(&local->sockets, sk); pr_debug("Socket bound to SAP %d\n", llcp_sock->ssap); @@ -379,15 +379,6 @@ static int llcp_sock_release(struct socket *sock) goto out; } - mutex_lock(&local->socket_lock); - - if (llcp_sock == local->sockets[llcp_sock->ssap]) - local->sockets[llcp_sock->ssap] = NULL; - else - list_del_init(&llcp_sock->list); - - mutex_unlock(&local->socket_lock); - lock_sock(sk); /* Send a DISC */ @@ -412,14 +403,12 @@ static int llcp_sock_release(struct socket *sock) } } - /* Freeing the SAP */ - if ((sk->sk_state == LLCP_CONNECTED - && llcp_sock->ssap > LLCP_LOCAL_SAP_OFFSET) || - sk->sk_state == LLCP_BOUND || sk->sk_state == LLCP_LISTEN) - nfc_llcp_put_ssap(llcp_sock->local, llcp_sock->ssap); + nfc_llcp_put_ssap(llcp_sock->local, llcp_sock->ssap); release_sock(sk); + nfc_llcp_sock_unlink(&local->sockets, sk); + out: sock_orphan(sk); sock_put(sk); @@ -487,7 +476,8 @@ static int llcp_sock_connect(struct socket *sock, struct sockaddr *_addr, } llcp_sock->dev = dev; - llcp_sock->local = local; + llcp_sock->local = nfc_llcp_local_get(local); + llcp_sock->miu = llcp_sock->local->remote_miu; llcp_sock->ssap = nfc_llcp_get_local_ssap(local); if (llcp_sock->ssap == LLCP_SAP_MAX) { ret = -ENOMEM; @@ -505,21 +495,26 @@ static int llcp_sock_connect(struct socket *sock, struct sockaddr *_addr, llcp_sock->service_name_len, GFP_KERNEL); - local->sockets[llcp_sock->ssap] = llcp_sock; + nfc_llcp_sock_link(&local->connecting_sockets, sk); ret = nfc_llcp_send_connect(llcp_sock); if (ret) - goto put_dev; + goto sock_unlink; ret = sock_wait_state(sk, LLCP_CONNECTED, sock_sndtimeo(sk, flags & O_NONBLOCK)); if (ret) - goto put_dev; + goto sock_unlink; release_sock(sk); return 0; +sock_unlink: + nfc_llcp_put_ssap(local, llcp_sock->ssap); + + nfc_llcp_sock_unlink(&local->connecting_sockets, sk); + put_dev: nfc_put_device(dev); @@ -684,13 +679,14 @@ struct sock *nfc_llcp_sock_alloc(struct socket *sock, int type, gfp_t gfp) llcp_sock->ssap = 0; llcp_sock->dsap = LLCP_SAP_SDP; + llcp_sock->rw = LLCP_DEFAULT_RW; + llcp_sock->miu = LLCP_DEFAULT_MIU; llcp_sock->send_n = llcp_sock->send_ack_n = 0; llcp_sock->recv_n = llcp_sock->recv_ack_n = 0; llcp_sock->remote_ready = 1; skb_queue_head_init(&llcp_sock->tx_queue); skb_queue_head_init(&llcp_sock->tx_pending_queue); skb_queue_head_init(&llcp_sock->tx_backlog_queue); - INIT_LIST_HEAD(&llcp_sock->list); INIT_LIST_HEAD(&llcp_sock->accept_queue); if (sock != NULL) @@ -701,8 +697,6 @@ struct sock *nfc_llcp_sock_alloc(struct socket *sock, int type, gfp_t gfp) void nfc_llcp_sock_free(struct nfc_llcp_sock *sock) { - struct nfc_llcp_local *local = sock->local; - kfree(sock->service_name); skb_queue_purge(&sock->tx_queue); @@ -711,12 +705,9 @@ void nfc_llcp_sock_free(struct nfc_llcp_sock *sock) list_del_init(&sock->accept_queue); - if (local != NULL && sock == local->sockets[sock->ssap]) - local->sockets[sock->ssap] = NULL; - else - list_del_init(&sock->list); - sock->parent = NULL; + + nfc_llcp_local_put(sock->local); } static int llcp_sock_create(struct net *net, struct socket *sock, |