1 files changed, 13 insertions, 4 deletions

diff --git a/net/ipv4/inet_connection_sock.c b/net/ipv4/inet_connection_sock.c
index c14d88ad348d..a598768c616c 100644
--- a/net/ipv4/inet_connection_sock.c
+++ b/net/ipv4/inet_connection_sock.c
@@ -588,10 +588,19 @@ void inet_csk_reqsk_queue_prune(struct sock *parent,
 }
 EXPORT_SYMBOL_GPL(inet_csk_reqsk_queue_prune);
 
-struct sock *inet_csk_clone(struct sock *sk, const struct request_sock *req,
-                            const gfp_t priority)
+/**
+ *      inet_csk_clone_lock - clone an inet socket, and lock its clone
+ *      @sk: the socket to clone
+ *      @req: request_sock
+ *      @priority: for allocation (%GFP_KERNEL, %GFP_ATOMIC, etc)
+ *
+ *      Caller must unlock socket even in error path (bh_unlock_sock(newsk))
+ */
+struct sock *inet_csk_clone_lock(const struct sock *sk,
+                                 const struct request_sock *req,
+                                 const gfp_t priority)
 {
-        struct sock *newsk = sk_clone(sk, priority);
+        struct sock *newsk = sk_clone_lock(sk, priority);
 
         if (newsk != NULL) {
                 struct inet_connection_sock *newicsk = inet_csk(newsk);
@@ -615,7 +624,7 @@ struct sock *inet_csk_clone(struct sock *sk, const struct request_sock *req,
         }
         return newsk;
 }
-EXPORT_SYMBOL_GPL(inet_csk_clone);
+EXPORT_SYMBOL_GPL(inet_csk_clone_lock);
 
 /*
  * At this point, there should be no process reference to this