Merge branch 'task_killable' of git://git.kernel.org/pub/scm/linux/kernel/git/willy...

[linux-2.6] / drivers / connector / connector.c

diff --git a/drivers/connector/connector.c b/drivers/connector/connector.c
index edf1349c4e1fdd827b7b78a6e475008481df6c5e..fea2d3ed9cbdacd57661f5a1a5227a1bde2ffeb2 100644 (file)
--- a/drivers/connector/connector.c
+++ b/drivers/connector/connector.c
@@ -181,34 +181,15 @@ static int cn_call_callback(struct cn_msg *msg, void (*destruct_data)(void *), v
        return err;
 }
 
-/*
- * Skb receive helper - checks skb and msg size and calls callback
- * helper.
- */
-static int __cn_rx_skb(struct sk_buff *skb, struct nlmsghdr *nlh)
-{
-       u32 pid, uid, seq, group;
-       struct cn_msg *msg;
-
-       pid = NETLINK_CREDS(skb)->pid;
-       uid = NETLINK_CREDS(skb)->uid;
-       seq = nlh->nlmsg_seq;
-       group = NETLINK_CB((skb)).dst_group;
-       msg = NLMSG_DATA(nlh);
-
-       return cn_call_callback(msg, (void (*)(void *))kfree_skb, skb);
-}
-
 /*
  * Main netlink receiving function.
  *
- * It checks skb and netlink header sizes and calls the skb receive
- * helper with a shared skb.
+ * It checks skb, netlink header and msg sizes, and calls callback helper.
  */
 static void cn_rx_skb(struct sk_buff *__skb)
 {
+       struct cn_msg *msg;
        struct nlmsghdr *nlh;
-       u32 len;
        int err;
        struct sk_buff *skb;
 
@@ -224,11 +205,8 @@ static void cn_rx_skb(struct sk_buff *__skb)
                        return;
                }
 
-               len = NLMSG_ALIGN(nlh->nlmsg_len);
-               if (len > skb->len)
-                       len = skb->len;
-
-               err = __cn_rx_skb(skb, nlh);
+               msg = NLMSG_DATA(nlh);
+               err = cn_call_callback(msg, (void (*)(void *))kfree_skb, skb);
                if (err < 0)
                        kfree_skb(skb);
        }
@@ -442,8 +420,7 @@ static int __devinit cn_init(void)
 
        dev->cbdev = cn_queue_alloc_dev("cqueue", dev->nls);
        if (!dev->cbdev) {
-               if (dev->nls->sk_socket)
-                       sock_release(dev->nls->sk_socket);
+               netlink_kernel_release(dev->nls);
                return -EINVAL;
        }
        
@@ -453,8 +430,7 @@ static int __devinit cn_init(void)
        if (err) {
                cn_already_initialized = 0;
                cn_queue_free_dev(dev->cbdev);
-               if (dev->nls->sk_socket)
-                       sock_release(dev->nls->sk_socket);
+               netlink_kernel_release(dev->nls);
                return -EINVAL;
        }
 
@@ -469,8 +445,7 @@ static void __devexit cn_fini(void)
 
        cn_del_callback(&dev->id);
        cn_queue_free_dev(dev->cbdev);
-       if (dev->nls->sk_socket)
-               sock_release(dev->nls->sk_socket);
+       netlink_kernel_release(dev->nls);
 }
 
 subsys_initcall(cn_init);