diff options
| author | Samuel Ortiz <sameo@linux.intel.com> | 2012-03-05 01:03:48 +0100 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2012-03-06 15:16:23 -0500 |
| commit | 0c31835993e622fa9d407807e384c0f9b971d53b (patch) | |
| tree | 5d5b4f15262f507534fe4ec70cad346e2cc16306 /net/nfc | |
| parent | 2fbabfa467ce945deb92bf04c745b4d101fc21ee (diff) | |
| download | lwn-0c31835993e622fa9d407807e384c0f9b971d53b.tar.gz lwn-0c31835993e622fa9d407807e384c0f9b971d53b.zip | |
NFC: Unlink LLCP child sockets from llcp_sock_release
The parent socket (the bound one) could be freed before its children, so
we should unlink the children without trying to reach it through the parent.
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/nfc')
| -rw-r--r-- | net/nfc/llcp/sock.c | 16 |
1 files changed, 3 insertions, 13 deletions
diff --git a/net/nfc/llcp/sock.c b/net/nfc/llcp/sock.c index b8bef367ee49..d3861773fab0 100644 --- a/net/nfc/llcp/sock.c +++ b/net/nfc/llcp/sock.c @@ -327,20 +327,10 @@ static int llcp_sock_release(struct socket *sock) mutex_lock(&local->socket_lock); - if (llcp_sock == local->sockets[llcp_sock->ssap]) { + if (llcp_sock == local->sockets[llcp_sock->ssap]) local->sockets[llcp_sock->ssap] = NULL; - } else { - struct nfc_llcp_sock *parent, *s, *n; - - parent = local->sockets[llcp_sock->ssap]; - - list_for_each_entry_safe(s, n, &parent->list, list) - if (llcp_sock == s) { - list_del(&s->list); - break; - } - - } + else + list_del(&llcp_sock->list); mutex_unlock(&local->socket_lock); |