net: remove dead code after sk_data_ready change
As a followup to commit 676d23690fb ("net: Fix use after free by
removing length arg from sk_data_ready callbacks"), we can remove
some useless code in sock_queue_rcv_skb() and rxrpc_queue_rcv_skb()
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/rxrpc/ar-input.c b/net/rxrpc/ar-input.c
index 63b21e5..481f89f 100644
--- a/net/rxrpc/ar-input.c
+++ b/net/rxrpc/ar-input.c
@@ -45,7 +45,7 @@
struct rxrpc_skb_priv *sp;
struct rxrpc_sock *rx = call->socket;
struct sock *sk;
- int skb_len, ret;
+ int ret;
_enter(",,%d,%d", force, terminal);
@@ -101,13 +101,6 @@
rx->interceptor(sk, call->user_call_ID, skb);
spin_unlock_bh(&sk->sk_receive_queue.lock);
} else {
-
- /* Cache the SKB length before we tack it onto the
- * receive queue. Once it is added it no longer
- * belongs to us and may be freed by other threads of
- * control pulling packets from the queue */
- skb_len = skb->len;
-
_net("post skb %p", skb);
__skb_queue_tail(&sk->sk_receive_queue, skb);
spin_unlock_bh(&sk->sk_receive_queue.lock);