diff options
| author | Samuel Ortiz <sameo@linux.intel.com> | 2012-06-22 14:40:34 +0200 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2012-07-09 16:42:16 -0400 |
| commit | 4d22ea1532ba5730b665343e513d813c108c84ff (patch) | |
| tree | cf8d40fadc183ace285d372965c6416c2329f52e /net/nfc | |
| parent | b8e7a06d9cd4c0e778b1d12cef1ef414e0fb6d7e (diff) | |
| download | op-kernel-dev-4d22ea1532ba5730b665343e513d813c108c84ff.zip op-kernel-dev-4d22ea1532ba5730b665343e513d813c108c84ff.tar.gz | |
NFC: Close listening LLCP sockets when the device is gone
When the MAC link goes down, we should only keep the bound sockets
alive. They will be closed by sock_release or when the underlying
NFC device is moving away.
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Diffstat (limited to 'net/nfc')
| -rw-r--r-- | net/nfc/llcp/llcp.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/net/nfc/llcp/llcp.c b/net/nfc/llcp/llcp.c index 6812b1e..0c8d25e 100644 --- a/net/nfc/llcp/llcp.c +++ b/net/nfc/llcp/llcp.c @@ -45,7 +45,7 @@ void nfc_llcp_sock_unlink(struct llcp_sock_list *l, struct sock *sk) write_unlock(&l->lock); } -static void nfc_llcp_socket_release(struct nfc_llcp_local *local) +static void nfc_llcp_socket_release(struct nfc_llcp_local *local, bool listen) { struct sock *sk; struct hlist_node *node, *tmp; @@ -78,6 +78,11 @@ static void nfc_llcp_socket_release(struct nfc_llcp_local *local) sock_orphan(accept_sk); } + + if (listen == true) { + release_sock(sk); + continue; + } } sk->sk_state = LLCP_CLOSED; @@ -106,7 +111,7 @@ static void local_release(struct kref *ref) local = container_of(ref, struct nfc_llcp_local, ref); list_del(&local->list); - nfc_llcp_socket_release(local); + nfc_llcp_socket_release(local, false); del_timer_sync(&local->link_timer); skb_queue_purge(&local->tx_queue); destroy_workqueue(local->tx_wq); @@ -991,7 +996,7 @@ void nfc_llcp_mac_is_down(struct nfc_dev *dev) nfc_llcp_clear_sdp(local); /* Close and purge all existing sockets */ - nfc_llcp_socket_release(local); + nfc_llcp_socket_release(local, true); } void nfc_llcp_mac_is_up(struct nfc_dev *dev, u32 target_idx, |
