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authorDenis V. Lunev <den@openvz.org>2008-02-29 22:17:56 +0300
committerDavid S. Miller <davem@davemloft.net>2008-02-29 22:17:56 +0300
commit9dfbec1fb2bedff6b118504055cd9f0485edba45 (patch)
tree1aea75182391bb8fc8d46e268897ae683ef49056 /net/netlink/af_netlink.c
parent79c911595390c8fdc8d8a487ac1951d854b1cd09 (diff)
downloadlinux-9dfbec1fb2bedff6b118504055cd9f0485edba45.tar.xz
[NETLINK]: No need for a separate __netlink_release call.
Merge it to netlink_kernel_release. Signed-off-by: Denis V. Lunev <den@openvz.org> Acked-by: Daniel Lezcano <dlezcano@fr.ibm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/netlink/af_netlink.c')
-rw-r--r--net/netlink/af_netlink.c30
1 files changed, 12 insertions, 18 deletions
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index 1ab0da2632e1..e6b636d53633 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -1344,22 +1344,6 @@ static void netlink_data_ready(struct sock *sk, int len)
* queueing.
*/
-static void __netlink_release(struct sock *sk)
-{
- /*
- * Last sock_put should drop referrence to sk->sk_net. It has already
- * been dropped in netlink_kernel_create. Taking referrence to stopping
- * namespace is not an option.
- * Take referrence to a socket to remove it from netlink lookup table
- * _alive_ and after that destroy it in the context of init_net.
- */
-
- sock_hold(sk);
- sock_release(sk->sk_socket);
- sk->sk_net = get_net(&init_net);
- sock_put(sk);
-}
-
struct sock *
netlink_kernel_create(struct net *net, int unit, unsigned int groups,
void (*input)(struct sk_buff *skb),
@@ -1424,7 +1408,7 @@ netlink_kernel_create(struct net *net, int unit, unsigned int groups,
out_sock_release:
kfree(listeners);
- __netlink_release(sk);
+ netlink_kernel_release(sk);
return NULL;
out_sock_release_nosk:
@@ -1437,10 +1421,20 @@ EXPORT_SYMBOL(netlink_kernel_create);
void
netlink_kernel_release(struct sock *sk)
{
+ /*
+ * Last sock_put should drop referrence to sk->sk_net. It has already
+ * been dropped in netlink_kernel_create. Taking referrence to stopping
+ * namespace is not an option.
+ * Take referrence to a socket to remove it from netlink lookup table
+ * _alive_ and after that destroy it in the context of init_net.
+ */
if (sk == NULL || sk->sk_socket == NULL)
return;
- __netlink_release(sk);
+ sock_hold(sk);
+ sock_release(sk->sk_socket);
+ sk->sk_net = get_net(&init_net);
+ sock_put(sk);
}
EXPORT_SYMBOL(netlink_kernel_release);