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authorArnaldo Carvalho de Melo <acme@mandriva.com>2005-09-22 04:43:05 -0300
committerArnaldo Carvalho de Melo <acme@mandriva.com>2005-09-22 04:43:05 -0300
commit6e2144b76840be09924de1626e2dcd7b315f75b3 (patch)
tree33044cb63f368270229e2b40aa2ad024325c7e8b /net/llc/llc_conn.c
parent[LLC]: Do better struct sock accounting on skbs (diff)
downloadlinux-dev-6e2144b76840be09924de1626e2dcd7b315f75b3.tar.xz
linux-dev-6e2144b76840be09924de1626e2dcd7b315f75b3.zip
[LLC]: Use refcounting with struct llc_sap
Signed-off-by: Jochen Friedrich <jochen@scram.de> Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com>
Diffstat (limited to 'net/llc/llc_conn.c')
-rw-r--r--net/llc/llc_conn.c28
1 files changed, 2 insertions, 26 deletions
diff --git a/net/llc/llc_conn.c b/net/llc/llc_conn.c
index 9f0e10e0978d..ab9e6d7e2875 100644
--- a/net/llc/llc_conn.c
+++ b/net/llc/llc_conn.c
@@ -633,6 +633,7 @@ static int llc_find_offset(int state, int ev_type)
*/
void llc_sap_add_socket(struct llc_sap *sap, struct sock *sk)
{
+ llc_sap_hold(sap);
write_lock_bh(&sap->sk_list.lock);
llc_sk(sk)->sap = sap;
sk_add_node(sk, &sap->sk_list.list);
@@ -652,6 +653,7 @@ void llc_sap_remove_socket(struct llc_sap *sap, struct sock *sk)
write_lock_bh(&sap->sk_list.lock);
sk_del_node_init(sk);
write_unlock_bh(&sap->sk_list.lock);
+ llc_sap_put(sap);
}
/**
@@ -731,32 +733,6 @@ static atomic_t llc_sock_nr;
#endif
/**
- * llc_release_sockets - releases all sockets in a sap
- * @sap: sap to release its sockets
- *
- * Releases all connections of a sap. Returns 0 if all actions complete
- * successfully, nonzero otherwise
- */
-int llc_release_sockets(struct llc_sap *sap)
-{
- int rc = 0;
- struct sock *sk;
- struct hlist_node *node;
-
- write_lock_bh(&sap->sk_list.lock);
-
- sk_for_each(sk, node, &sap->sk_list.list) {
- llc_sk(sk)->state = LLC_CONN_STATE_TEMP;
-
- if (llc_send_disc(sk))
- rc = 1;
- }
-
- write_unlock_bh(&sap->sk_list.lock);
- return rc;
-}
-
-/**
* llc_backlog_rcv - Processes rx frames and expired timers.
* @sk: LLC sock (p8022 connection)
* @skb: queued rx frame or event