sk_clone_lock
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## 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))

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