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authorEric W. Biederman <ebiederm@xmission.com>2015-05-08 21:10:31 -0500
committerDavid S. Miller <davem@davemloft.net>2015-05-11 10:50:18 -0400
commit26abe14379f8e2fa3fd1bcf97c9a7ad9364886fe (patch)
treee2161c09531299ce4bfbeb1506c420b9f8db7fc2 /net/ipv6/ip6_udp_tunnel.c
parent11aa9c28b4209242a9de0a661a7b3405adb568a0 (diff)
net: Modify sk_alloc to not reference count the netns of kernel sockets.
Now that sk_alloc knows when a kernel socket is being allocated modify it to not reference count the network namespace of kernel sockets. Keep track of if a socket needs reference counting by adding a flag to struct sock called sk_net_refcnt. Update all of the callers of sock_create_kern to stop using sk_change_net and sk_release_kernel as those hacks are no longer needed, to avoid reference counting a kernel socket. Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/ip6_udp_tunnel.c')
-rw-r--r--net/ipv6/ip6_udp_tunnel.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/net/ipv6/ip6_udp_tunnel.c b/net/ipv6/ip6_udp_tunnel.c
index 478576b61214..e1a1136bda7c 100644
--- a/net/ipv6/ip6_udp_tunnel.c
+++ b/net/ipv6/ip6_udp_tunnel.c
@@ -19,12 +19,10 @@ int udp_sock_create6(struct net *net, struct udp_port_cfg *cfg,
int err;
struct socket *sock = NULL;
- err = sock_create_kern(&init_net, AF_INET6, SOCK_DGRAM, 0, &sock);
+ err = sock_create_kern(net, AF_INET6, SOCK_DGRAM, 0, &sock);
if (err < 0)
goto error;
- sk_change_net(sock->sk, net);
-
udp6_addr.sin6_family = AF_INET6;
memcpy(&udp6_addr.sin6_addr, &cfg->local_ip6,
sizeof(udp6_addr.sin6_addr));
@@ -55,7 +53,7 @@ int udp_sock_create6(struct net *net, struct udp_port_cfg *cfg,
error:
if (sock) {
kernel_sock_shutdown(sock, SHUT_RDWR);
- sk_release_kernel(sock->sk);
+ sock_release(sock);
}
*sockp = NULL;
return err;