tree e2161c09531299ce4bfbeb1506c420b9f8db7fc2
parent 11aa9c28b4209242a9de0a661a7b3405adb568a0
author Eric W. Biederman <ebiederm@xmission.com> 1431137431 -0500
committer David S. Miller <davem@davemloft.net> 1431355818 -0400

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>