NAME
sk_clone_lock - clone a socket, and lock its clone
SYNOPSIS
struct sock * sk_clone_lock(const struct sock * sk, const gfp_t priority);
ARGUMENTS
sk
the socket to clone
priority
for allocation (GFP_KERNEL, GFP_ATOMIC, etc)
DESCRIPTION
Caller must unlock socket even in error path (bh_unlock_sock(newsk))