Merge it to netlink_kernel_release.
Signed-off-by: Denis V. Lunev <den@xxxxxxxxxx>
Acked-by: Daniel Lezcano <dlezcano@xxxxxxxxxx>
---
net/netlink/af_netlink.c | 30 ++++++++++++------------------
1 files changed, 12 insertions(+), 18 deletions(-)
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index 1ab0da2..e6b636d 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);
--
1.5.3.rc5
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