connector: Provide the sender's credentials to the callback

Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
Acked-by: Lars Ellenberg <lars.ellenberg@linbit.com>
Acked-by: Evgeniy Polyakov <zbr@ioremap.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/connector/cn_queue.c b/drivers/connector/cn_queue.c
index b4cfac9..163c3e3 100644
--- a/drivers/connector/cn_queue.c
+++ b/drivers/connector/cn_queue.c
@@ -79,8 +79,9 @@
 		container_of(work, struct cn_callback_entry, work);
 	struct cn_callback_data *d = &cbq->data;
 	struct cn_msg *msg = NLMSG_DATA(nlmsg_hdr(d->skb));
+	struct netlink_skb_parms *nsp = &NETLINK_CB(d->skb);
 
-	d->callback(msg);
+	d->callback(msg, nsp);
 
 	d->destruct_data(d->ddata);
 	d->ddata = NULL;
@@ -90,7 +91,7 @@
 
 static struct cn_callback_entry *
 cn_queue_alloc_callback_entry(char *name, struct cb_id *id,
-			      void (*callback)(struct cn_msg *))
+			      void (*callback)(struct cn_msg *, struct netlink_skb_parms *))
 {
 	struct cn_callback_entry *cbq;
 
@@ -124,7 +125,7 @@
 }
 
 int cn_queue_add_callback(struct cn_queue_dev *dev, char *name, struct cb_id *id,
-			  void (*callback)(struct cn_msg *))
+			  void (*callback)(struct cn_msg *, struct netlink_skb_parms *))
 {
 	struct cn_callback_entry *cbq, *__cbq;
 	int found = 0;