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-rw-r--r--include/linux/atmdev.h1
-rw-r--r--net/atm/common.c10
2 files changed, 11 insertions, 0 deletions
diff --git a/include/linux/atmdev.h b/include/linux/atmdev.h
index 72db2af902a8..c1da539f5e28 100644
--- a/include/linux/atmdev.h
+++ b/include/linux/atmdev.h
@@ -99,6 +99,7 @@ struct atm_vcc {
struct atm_dev *dev; /* device back pointer */
struct atm_qos qos; /* QOS */
struct atm_sap sap; /* SAP */
+ void (*release_cb)(struct atm_vcc *vcc); /* release_sock callback */
void (*push)(struct atm_vcc *vcc,struct sk_buff *skb);
void (*pop)(struct atm_vcc *vcc,struct sk_buff *skb); /* optional */
int (*push_oam)(struct atm_vcc *vcc,void *cell);
diff --git a/net/atm/common.c b/net/atm/common.c
index 24216642d696..806fc0a40051 100644
--- a/net/atm/common.c
+++ b/net/atm/common.c
@@ -126,10 +126,19 @@ static void vcc_write_space(struct sock *sk)
rcu_read_unlock();
}
+static void vcc_release_cb(struct sock *sk)
+{
+ struct atm_vcc *vcc = atm_sk(sk);
+
+ if (vcc->release_cb)
+ vcc->release_cb(vcc);
+}
+
static struct proto vcc_proto = {
.name = "VCC",
.owner = THIS_MODULE,
.obj_size = sizeof(struct atm_vcc),
+ .release_cb = vcc_release_cb,
};
int vcc_create(struct net *net, struct socket *sock, int protocol, int family)
@@ -158,6 +167,7 @@ int vcc_create(struct net *net, struct socket *sock, int protocol, int family)
vcc->pop = NULL;
vcc->owner = NULL;
vcc->push_oam = NULL;
+ vcc->release_cb = NULL;
vcc->vpi = vcc->vci = 0; /* no VCI/VPI yet */
vcc->atm_options = vcc->aal_options = 0;
sk->sk_destruct = vcc_sock_destruct;