diff --git a/drivers/scsi/iscsi_tcp.c b/drivers/scsi/iscsi_tcp.c
index bfb6d07d87f0..11854845393b 100644
--- a/drivers/scsi/iscsi_tcp.c
+++ b/drivers/scsi/iscsi_tcp.c
@@ -125,7 +125,7 @@ static inline int iscsi_sw_sk_state_check(struct sock *sk)
 	return 0;
 }
 
-static void iscsi_sw_tcp_data_ready(struct sock *sk, int flag)
+static void iscsi_sw_tcp_data_ready(struct sock *sk)
 {
 	struct iscsi_conn *conn;
 	struct iscsi_tcp_conn *tcp_conn;
diff --git a/drivers/scsi/iscsi_tcp.h b/drivers/scsi/iscsi_tcp.h
index 666fe09378fa..f42ecb238af5 100644
--- a/drivers/scsi/iscsi_tcp.h
+++ b/drivers/scsi/iscsi_tcp.h
@@ -40,7 +40,7 @@ struct iscsi_sw_tcp_conn {
 
 	struct iscsi_sw_tcp_send out;
 	/* old values for socket callbacks */
-	void			(*old_data_ready)(struct sock *, int);
+	void			(*old_data_ready)(struct sock *);
 	void			(*old_state_change)(struct sock *);
 	void			(*old_write_space)(struct sock *);
 
diff --git a/drivers/staging/lustre/lnet/klnds/socklnd/socklnd_lib-linux.c b/drivers/staging/lustre/lnet/klnds/socklnd/socklnd_lib-linux.c
index a54b506ba7ca..a9b5898347c2 100644
--- a/drivers/staging/lustre/lnet/klnds/socklnd/socklnd_lib-linux.c
+++ b/drivers/staging/lustre/lnet/klnds/socklnd/socklnd_lib-linux.c
@@ -655,7 +655,7 @@ extern void ksocknal_write_callback (ksock_conn_t *conn);
  * socket call back in Linux
  */
 static void
-ksocknal_data_ready (struct sock *sk, int n)
+ksocknal_data_ready (struct sock *sk)
 {
 	ksock_conn_t  *conn;
 
@@ -666,7 +666,7 @@ ksocknal_data_ready (struct sock *sk, int n)
 	conn = sk->sk_user_data;
 	if (conn == NULL) {	     /* raced with ksocknal_terminate_conn */
 		LASSERT (sk->sk_data_ready != &ksocknal_data_ready);
-		sk->sk_data_ready (sk, n);
+		sk->sk_data_ready (sk);
 	} else
 		ksocknal_read_callback(conn);
 
diff --git a/drivers/target/iscsi/iscsi_target_core.h b/drivers/target/iscsi/iscsi_target_core.h
index 48f7b3bf4e8c..f452398fe0f0 100644
--- a/drivers/target/iscsi/iscsi_target_core.h
+++ b/drivers/target/iscsi/iscsi_target_core.h
@@ -556,7 +556,7 @@ struct iscsi_conn {
 	struct completion	rx_half_close_comp;
 	/* socket used by this connection */
 	struct socket		*sock;
-	void			(*orig_data_ready)(struct sock *, int);
+	void			(*orig_data_ready)(struct sock *);
 	void			(*orig_state_change)(struct sock *);
 #define LOGIN_FLAGS_READ_ACTIVE		1
 #define LOGIN_FLAGS_CLOSED		2
diff --git a/drivers/target/iscsi/iscsi_target_nego.c b/drivers/target/iscsi/iscsi_target_nego.c
index 582ba84075ec..75b685960e80 100644
--- a/drivers/target/iscsi/iscsi_target_nego.c
+++ b/drivers/target/iscsi/iscsi_target_nego.c
@@ -375,7 +375,7 @@ static int iscsi_target_do_tx_login_io(struct iscsi_conn *conn, struct iscsi_log
 	return 0;
 }
 
-static void iscsi_target_sk_data_ready(struct sock *sk, int count)
+static void iscsi_target_sk_data_ready(struct sock *sk)
 {
 	struct iscsi_conn *conn = sk->sk_user_data;
 	bool rc;
diff --git a/fs/dlm/lowcomms.c b/fs/dlm/lowcomms.c
index 3190ca973dd6..1e5b45359509 100644
--- a/fs/dlm/lowcomms.c
+++ b/fs/dlm/lowcomms.c
@@ -424,7 +424,7 @@ int dlm_lowcomms_addr(int nodeid, struct sockaddr_storage *addr, int len)
 }
 
 /* Data available on socket or listen socket received a connect */
-static void lowcomms_data_ready(struct sock *sk, int count_unused)
+static void lowcomms_data_ready(struct sock *sk)
 {
 	struct connection *con = sock2con(sk);
 	if (con && !test_and_set_bit(CF_READ_PENDING, &con->flags))
diff --git a/fs/ncpfs/ncp_fs_sb.h b/fs/ncpfs/ncp_fs_sb.h
index b81e97adc5a9..fbb08818775e 100644
--- a/fs/ncpfs/ncp_fs_sb.h
+++ b/fs/ncpfs/ncp_fs_sb.h
@@ -111,7 +111,7 @@ struct ncp_server {
 
 	spinlock_t requests_lock;	/* Lock accesses to tx.requests, tx.creq and rcv.creq when STREAM mode */
 
-	void (*data_ready)(struct sock* sk, int len);
+	void (*data_ready)(struct sock* sk);
 	void (*error_report)(struct sock* sk);
 	void (*write_space)(struct sock* sk);	/* STREAM mode only */
 	struct {
@@ -153,7 +153,7 @@ extern void ncp_tcp_tx_proc(struct work_struct *work);
 extern void ncpdgram_rcv_proc(struct work_struct *work);
 extern void ncpdgram_timeout_proc(struct work_struct *work);
 extern void ncpdgram_timeout_call(unsigned long server);
-extern void ncp_tcp_data_ready(struct sock* sk, int len);
+extern void ncp_tcp_data_ready(struct sock* sk);
 extern void ncp_tcp_write_space(struct sock* sk);
 extern void ncp_tcp_error_report(struct sock* sk);
 
diff --git a/fs/ncpfs/sock.c b/fs/ncpfs/sock.c
index 3a1587222c8a..652da0db932c 100644
--- a/fs/ncpfs/sock.c
+++ b/fs/ncpfs/sock.c
@@ -96,11 +96,11 @@ static void ncp_req_put(struct ncp_request_reply *req)
 		kfree(req);
 }
 
-void ncp_tcp_data_ready(struct sock *sk, int len)
+void ncp_tcp_data_ready(struct sock *sk)
 {
 	struct ncp_server *server = sk->sk_user_data;
 
-	server->data_ready(sk, len);
+	server->data_ready(sk);
 	schedule_work(&server->rcv.tq);
 }
 
diff --git a/fs/ocfs2/cluster/tcp.c b/fs/ocfs2/cluster/tcp.c
index eb649d23a4de..d857534b886e 100644
--- a/fs/ocfs2/cluster/tcp.c
+++ b/fs/ocfs2/cluster/tcp.c
@@ -137,7 +137,7 @@ static int o2net_sys_err_translations[O2NET_ERR_MAX] =
 static void o2net_sc_connect_completed(struct work_struct *work);
 static void o2net_rx_until_empty(struct work_struct *work);
 static void o2net_shutdown_sc(struct work_struct *work);
-static void o2net_listen_data_ready(struct sock *sk, int bytes);
+static void o2net_listen_data_ready(struct sock *sk);
 static void o2net_sc_send_keep_req(struct work_struct *work);
 static void o2net_idle_timer(unsigned long data);
 static void o2net_sc_postpone_idle(struct o2net_sock_container *sc);
@@ -597,9 +597,9 @@ static void o2net_set_nn_state(struct o2net_node *nn,
 }
 
 /* see o2net_register_callbacks() */
-static void o2net_data_ready(struct sock *sk, int bytes)
+static void o2net_data_ready(struct sock *sk)
 {
-	void (*ready)(struct sock *sk, int bytes);
+	void (*ready)(struct sock *sk);
 
 	read_lock(&sk->sk_callback_lock);
 	if (sk->sk_user_data) {
@@ -613,7 +613,7 @@ static void o2net_data_ready(struct sock *sk, int bytes)
 	}
 	read_unlock(&sk->sk_callback_lock);
 
-	ready(sk, bytes);
+	ready(sk);
 }
 
 /* see o2net_register_callbacks() */
@@ -1953,9 +1953,9 @@ static void o2net_accept_many(struct work_struct *work)
 		cond_resched();
 }
 
-static void o2net_listen_data_ready(struct sock *sk, int bytes)
+static void o2net_listen_data_ready(struct sock *sk)
 {
-	void (*ready)(struct sock *sk, int bytes);
+	void (*ready)(struct sock *sk);
 
 	read_lock(&sk->sk_callback_lock);
 	ready = sk->sk_user_data;
@@ -1978,7 +1978,6 @@ static void o2net_listen_data_ready(struct sock *sk, int bytes)
 	 */
 
 	if (sk->sk_state == TCP_LISTEN) {
-		mlog(ML_TCP, "bytes: %d\n", bytes);
 		queue_work(o2net_wq, &o2net_listen_work);
 	} else {
 		ready = NULL;
@@ -1987,7 +1986,7 @@ static void o2net_listen_data_ready(struct sock *sk, int bytes)
 out:
 	read_unlock(&sk->sk_callback_lock);
 	if (ready != NULL)
-		ready(sk, bytes);
+		ready(sk);
 }
 
 static int o2net_open_listening_sock(__be32 addr, __be16 port)
diff --git a/fs/ocfs2/cluster/tcp_internal.h b/fs/ocfs2/cluster/tcp_internal.h
index 4cbcb65784a3..dc024367110a 100644
--- a/fs/ocfs2/cluster/tcp_internal.h
+++ b/fs/ocfs2/cluster/tcp_internal.h
@@ -165,7 +165,7 @@ struct o2net_sock_container {
 
 	/* original handlers for the sockets */
 	void			(*sc_state_change)(struct sock *sk);
-	void			(*sc_data_ready)(struct sock *sk, int bytes);
+	void			(*sc_data_ready)(struct sock *sk);
 
 	u32			sc_msg_key;
 	u16			sc_msg_type;
diff --git a/include/linux/sunrpc/svcsock.h b/include/linux/sunrpc/svcsock.h
index 62fd1b756e99..88f7e1a477fe 100644
--- a/include/linux/sunrpc/svcsock.h
+++ b/include/linux/sunrpc/svcsock.h
@@ -22,7 +22,7 @@ struct svc_sock {
 
 	/* We keep the old state_change and data_ready CB's here */
 	void			(*sk_ostate)(struct sock *);
-	void			(*sk_odata)(struct sock *, int bytes);
+	void			(*sk_odata)(struct sock *);
 	void			(*sk_owspace)(struct sock *);
 
 	/* private TCP part */
diff --git a/include/net/sctp/sctp.h b/include/net/sctp/sctp.h
index a3353f45ef94..8e4de46c052e 100644
--- a/include/net/sctp/sctp.h
+++ b/include/net/sctp/sctp.h
@@ -101,7 +101,7 @@ void sctp_addr_wq_mgmt(struct net *, struct sctp_sockaddr_entry *, int);
 int sctp_backlog_rcv(struct sock *sk, struct sk_buff *skb);
 int sctp_inet_listen(struct socket *sock, int backlog);
 void sctp_write_space(struct sock *sk);
-void sctp_data_ready(struct sock *sk, int len);
+void sctp_data_ready(struct sock *sk);
 unsigned int sctp_poll(struct file *file, struct socket *sock,
 		poll_table *wait);
 void sctp_sock_rfree(struct sk_buff *skb);
diff --git a/include/net/sock.h b/include/net/sock.h
index 06a5668f05c9..8338a14e4805 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -418,7 +418,7 @@ struct sock {
 	u32			sk_classid;
 	struct cg_proto		*sk_cgrp;
 	void			(*sk_state_change)(struct sock *sk);
-	void			(*sk_data_ready)(struct sock *sk, int bytes);
+	void			(*sk_data_ready)(struct sock *sk);
 	void			(*sk_write_space)(struct sock *sk);
 	void			(*sk_error_report)(struct sock *sk);
 	int			(*sk_backlog_rcv)(struct sock *sk,
diff --git a/net/atm/clip.c b/net/atm/clip.c
index 8215f7cb170b..ba291ce4bdff 100644
--- a/net/atm/clip.c
+++ b/net/atm/clip.c
@@ -68,7 +68,7 @@ static int to_atmarpd(enum atmarp_ctrl_type type, int itf, __be32 ip)
 
 	sk = sk_atm(atmarpd);
 	skb_queue_tail(&sk->sk_receive_queue, skb);
-	sk->sk_data_ready(sk, skb->len);
+	sk->sk_data_ready(sk);
 	return 0;
 }
 
diff --git a/net/atm/lec.c b/net/atm/lec.c
index 5a2f602d07e1..4c5b8ba0f84f 100644
--- a/net/atm/lec.c
+++ b/net/atm/lec.c
@@ -152,7 +152,7 @@ static void lec_handle_bridge(struct sk_buff *skb, struct net_device *dev)
 		atm_force_charge(priv->lecd, skb2->truesize);
 		sk = sk_atm(priv->lecd);
 		skb_queue_tail(&sk->sk_receive_queue, skb2);
-		sk->sk_data_ready(sk, skb2->len);
+		sk->sk_data_ready(sk);
 	}
 }
 #endif /* defined(CONFIG_BRIDGE) || defined(CONFIG_BRIDGE_MODULE) */
@@ -447,7 +447,7 @@ static int lec_atm_send(struct atm_vcc *vcc, struct sk_buff *skb)
 			atm_force_charge(priv->lecd, skb2->truesize);
 			sk = sk_atm(priv->lecd);
 			skb_queue_tail(&sk->sk_receive_queue, skb2);
-			sk->sk_data_ready(sk, skb2->len);
+			sk->sk_data_ready(sk);
 		}
 	}
 #endif /* defined(CONFIG_BRIDGE) || defined(CONFIG_BRIDGE_MODULE) */
@@ -530,13 +530,13 @@ send_to_lecd(struct lec_priv *priv, atmlec_msg_type type,
 	atm_force_charge(priv->lecd, skb->truesize);
 	sk = sk_atm(priv->lecd);
 	skb_queue_tail(&sk->sk_receive_queue, skb);
-	sk->sk_data_ready(sk, skb->len);
+	sk->sk_data_ready(sk);
 
 	if (data != NULL) {
 		pr_debug("about to send %d bytes of data\n", data->len);
 		atm_force_charge(priv->lecd, data->truesize);
 		skb_queue_tail(&sk->sk_receive_queue, data);
-		sk->sk_data_ready(sk, skb->len);
+		sk->sk_data_ready(sk);
 	}
 
 	return 0;
@@ -616,7 +616,7 @@ static void lec_push(struct atm_vcc *vcc, struct sk_buff *skb)
 
 		pr_debug("%s: To daemon\n", dev->name);
 		skb_queue_tail(&sk->sk_receive_queue, skb);
-		sk->sk_data_ready(sk, skb->len);
+		sk->sk_data_ready(sk);
 	} else {		/* Data frame, queue to protocol handlers */
 		struct lec_arp_table *entry;
 		unsigned char *src, *dst;
diff --git a/net/atm/mpc.c b/net/atm/mpc.c
index 91dc58f1124d..e8e0e7a8a23d 100644
--- a/net/atm/mpc.c
+++ b/net/atm/mpc.c
@@ -706,7 +706,7 @@ static void mpc_push(struct atm_vcc *vcc, struct sk_buff *skb)
 		dprintk("(%s) control packet arrived\n", dev->name);
 		/* Pass control packets to daemon */
 		skb_queue_tail(&sk->sk_receive_queue, skb);
-		sk->sk_data_ready(sk, skb->len);
+		sk->sk_data_ready(sk);
 		return;
 	}
 
@@ -992,7 +992,7 @@ int msg_to_mpoad(struct k_message *mesg, struct mpoa_client *mpc)
 
 	sk = sk_atm(mpc->mpoad_vcc);
 	skb_queue_tail(&sk->sk_receive_queue, skb);
-	sk->sk_data_ready(sk, skb->len);
+	sk->sk_data_ready(sk);
 
 	return 0;
 }
@@ -1273,7 +1273,7 @@ static void purge_egress_shortcut(struct atm_vcc *vcc, eg_cache_entry *entry)
 
 	sk = sk_atm(vcc);
 	skb_queue_tail(&sk->sk_receive_queue, skb);
-	sk->sk_data_ready(sk, skb->len);
+	sk->sk_data_ready(sk);
 	dprintk("exiting\n");
 }
 
diff --git a/net/atm/raw.c b/net/atm/raw.c
index b4f7b9ff3c74..2e17e97a7a8b 100644
--- a/net/atm/raw.c
+++ b/net/atm/raw.c
@@ -25,7 +25,7 @@ static void atm_push_raw(struct atm_vcc *vcc, struct sk_buff *skb)
 		struct sock *sk = sk_atm(vcc);
 
 		skb_queue_tail(&sk->sk_receive_queue, skb);
-		sk->sk_data_ready(sk, skb->len);
+		sk->sk_data_ready(sk);
 	}
 }
 
diff --git a/net/atm/signaling.c b/net/atm/signaling.c
index 4176887e72eb..523bce72f698 100644
--- a/net/atm/signaling.c
+++ b/net/atm/signaling.c
@@ -51,7 +51,7 @@ static void sigd_put_skb(struct sk_buff *skb)
 #endif
 	atm_force_charge(sigd, skb->truesize);
 	skb_queue_tail(&sk_atm(sigd)->sk_receive_queue, skb);
-	sk_atm(sigd)->sk_data_ready(sk_atm(sigd), skb->len);
+	sk_atm(sigd)->sk_data_ready(sk_atm(sigd));
 }
 
 static void modify_qos(struct atm_vcc *vcc, struct atmsvc_msg *msg)
diff --git a/net/ax25/ax25_in.c b/net/ax25/ax25_in.c
index 96f4cab3a2f9..7ed8ab724819 100644
--- a/net/ax25/ax25_in.c
+++ b/net/ax25/ax25_in.c
@@ -422,7 +422,7 @@ static int ax25_rcv(struct sk_buff *skb, struct net_device *dev,
 
 	if (sk) {
 		if (!sock_flag(sk, SOCK_DEAD))
-			sk->sk_data_ready(sk, skb->len);
+			sk->sk_data_ready(sk);
 		sock_put(sk);
 	} else {
 free:
diff --git a/net/bluetooth/l2cap_sock.c b/net/bluetooth/l2cap_sock.c
index f59e00c2daa9..ef5e5b04f34f 100644
--- a/net/bluetooth/l2cap_sock.c
+++ b/net/bluetooth/l2cap_sock.c
@@ -1271,7 +1271,7 @@ static void l2cap_sock_teardown_cb(struct l2cap_chan *chan, int err)
 
 		if (parent) {
 			bt_accept_unlink(sk);
-			parent->sk_data_ready(parent, 0);
+			parent->sk_data_ready(parent);
 		} else {
 			sk->sk_state_change(sk);
 		}
@@ -1327,7 +1327,7 @@ static void l2cap_sock_ready_cb(struct l2cap_chan *chan)
 	sk->sk_state_change(sk);
 
 	if (parent)
-		parent->sk_data_ready(parent, 0);
+		parent->sk_data_ready(parent);
 
 	release_sock(sk);
 }
@@ -1340,7 +1340,7 @@ static void l2cap_sock_defer_cb(struct l2cap_chan *chan)
 
 	parent = bt_sk(sk)->parent;
 	if (parent)
-		parent->sk_data_ready(parent, 0);
+		parent->sk_data_ready(parent);
 
 	release_sock(sk);
 }
diff --git a/net/bluetooth/rfcomm/core.c b/net/bluetooth/rfcomm/core.c
index 633cceeb943e..cf620260affa 100644
--- a/net/bluetooth/rfcomm/core.c
+++ b/net/bluetooth/rfcomm/core.c
@@ -186,9 +186,9 @@ static void rfcomm_l2state_change(struct sock *sk)
 	rfcomm_schedule();
 }
 
-static void rfcomm_l2data_ready(struct sock *sk, int bytes)
+static void rfcomm_l2data_ready(struct sock *sk)
 {
-	BT_DBG("%p bytes %d", sk, bytes);
+	BT_DBG("%p", sk);
 	rfcomm_schedule();
 }
 
diff --git a/net/bluetooth/rfcomm/sock.c b/net/bluetooth/rfcomm/sock.c
index eabd25ab5ad9..c603a5eb4720 100644
--- a/net/bluetooth/rfcomm/sock.c
+++ b/net/bluetooth/rfcomm/sock.c
@@ -54,7 +54,7 @@ static void rfcomm_sk_data_ready(struct rfcomm_dlc *d, struct sk_buff *skb)
 
 	atomic_add(skb->len, &sk->sk_rmem_alloc);
 	skb_queue_tail(&sk->sk_receive_queue, skb);
-	sk->sk_data_ready(sk, skb->len);
+	sk->sk_data_ready(sk);
 
 	if (atomic_read(&sk->sk_rmem_alloc) >= sk->sk_rcvbuf)
 		rfcomm_dlc_throttle(d);
@@ -84,7 +84,7 @@ static void rfcomm_sk_state_change(struct rfcomm_dlc *d, int err)
 			sock_set_flag(sk, SOCK_ZAPPED);
 			bt_accept_unlink(sk);
 		}
-		parent->sk_data_ready(parent, 0);
+		parent->sk_data_ready(parent);
 	} else {
 		if (d->state == BT_CONNECTED)
 			rfcomm_session_getaddr(d->session,
diff --git a/net/bluetooth/sco.c b/net/bluetooth/sco.c
index ab1e6fcca4c5..c06dbd3938e8 100644
--- a/net/bluetooth/sco.c
+++ b/net/bluetooth/sco.c
@@ -1024,7 +1024,7 @@ static void sco_conn_ready(struct sco_conn *conn)
 			sk->sk_state = BT_CONNECTED;
 
 		/* Wake up parent */
-		parent->sk_data_ready(parent, 1);
+		parent->sk_data_ready(parent);
 
 		bh_unlock_sock(parent);
 
diff --git a/net/caif/caif_socket.c b/net/caif/caif_socket.c
index d6be3edb7a43..e8437094d15f 100644
--- a/net/caif/caif_socket.c
+++ b/net/caif/caif_socket.c
@@ -124,7 +124,6 @@ static void caif_flow_ctrl(struct sock *sk, int mode)
 static int caif_queue_rcv_skb(struct sock *sk, struct sk_buff *skb)
 {
 	int err;
-	int skb_len;
 	unsigned long flags;
 	struct sk_buff_head *list = &sk->sk_receive_queue;
 	struct caifsock *cf_sk = container_of(sk, struct caifsock, sk);
@@ -153,14 +152,13 @@ static int caif_queue_rcv_skb(struct sock *sk, struct sk_buff *skb)
 	 * may be freed by other threads of control pulling packets
 	 * from the queue.
 	 */
-	skb_len = skb->len;
 	spin_lock_irqsave(&list->lock, flags);
 	if (!sock_flag(sk, SOCK_DEAD))
 		__skb_queue_tail(list, skb);
 	spin_unlock_irqrestore(&list->lock, flags);
 
 	if (!sock_flag(sk, SOCK_DEAD))
-		sk->sk_data_ready(sk, skb_len);
+		sk->sk_data_ready(sk);
 	else
 		kfree_skb(skb);
 	return 0;
diff --git a/net/ceph/messenger.c b/net/ceph/messenger.c
index 4f55f9ce63fa..dac7f9b98687 100644
--- a/net/ceph/messenger.c
+++ b/net/ceph/messenger.c
@@ -383,7 +383,7 @@ static void con_sock_state_closed(struct ceph_connection *con)
  */
 
 /* data available on socket, or listen socket received a connect */
-static void ceph_sock_data_ready(struct sock *sk, int count_unused)
+static void ceph_sock_data_ready(struct sock *sk)
 {
 	struct ceph_connection *con = sk->sk_user_data;
 	if (atomic_read(&con->msgr->stopping)) {
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 57e225c8914e..1b62343f5837 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -3458,8 +3458,6 @@ static void sock_rmem_free(struct sk_buff *skb)
  */
 int sock_queue_err_skb(struct sock *sk, struct sk_buff *skb)
 {
-	int len = skb->len;
-
 	if (atomic_read(&sk->sk_rmem_alloc) + skb->truesize >=
 	    (unsigned int)sk->sk_rcvbuf)
 		return -ENOMEM;
@@ -3474,7 +3472,7 @@ int sock_queue_err_skb(struct sock *sk, struct sk_buff *skb)
 
 	skb_queue_tail(&sk->sk_error_queue, skb);
 	if (!sock_flag(sk, SOCK_DEAD))
-		sk->sk_data_ready(sk, len);
+		sk->sk_data_ready(sk);
 	return 0;
 }
 EXPORT_SYMBOL(sock_queue_err_skb);
diff --git a/net/core/sock.c b/net/core/sock.c
index c0fc6bdad1e3..b4fff008136f 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -428,7 +428,7 @@ int sock_queue_rcv_skb(struct sock *sk, struct sk_buff *skb)
 	spin_unlock_irqrestore(&list->lock, flags);
 
 	if (!sock_flag(sk, SOCK_DEAD))
-		sk->sk_data_ready(sk, skb_len);
+		sk->sk_data_ready(sk);
 	return 0;
 }
 EXPORT_SYMBOL(sock_queue_rcv_skb);
@@ -2196,7 +2196,7 @@ static void sock_def_error_report(struct sock *sk)
 	rcu_read_unlock();
 }
 
-static void sock_def_readable(struct sock *sk, int len)
+static void sock_def_readable(struct sock *sk)
 {
 	struct socket_wq *wq;
 
diff --git a/net/dccp/input.c b/net/dccp/input.c
index 14cdafad7a90..3c8ec7d4a34e 100644
--- a/net/dccp/input.c
+++ b/net/dccp/input.c
@@ -28,7 +28,7 @@ static void dccp_enqueue_skb(struct sock *sk, struct sk_buff *skb)
 	__skb_pull(skb, dccp_hdr(skb)->dccph_doff * 4);
 	__skb_queue_tail(&sk->sk_receive_queue, skb);
 	skb_set_owner_r(skb, sk);
-	sk->sk_data_ready(sk, 0);
+	sk->sk_data_ready(sk);
 }
 
 static void dccp_fin(struct sock *sk, struct sk_buff *skb)
diff --git a/net/dccp/minisocks.c b/net/dccp/minisocks.c
index 9e2f78bc1553..c69eb9c4fbb8 100644
--- a/net/dccp/minisocks.c
+++ b/net/dccp/minisocks.c
@@ -237,7 +237,7 @@ int dccp_child_process(struct sock *parent, struct sock *child,
 
 		/* Wakeup parent, send SIGIO */
 		if (state == DCCP_RESPOND && child->sk_state != state)
-			parent->sk_data_ready(parent, 0);
+			parent->sk_data_ready(parent);
 	} else {
 		/* Alas, it is possible again, because we do lookup
 		 * in main socket hash table and lock on listening
diff --git a/net/decnet/dn_nsp_in.c b/net/decnet/dn_nsp_in.c
index c344163e6ac0..fe5f01485d33 100644
--- a/net/decnet/dn_nsp_in.c
+++ b/net/decnet/dn_nsp_in.c
@@ -585,7 +585,6 @@ out:
 static __inline__ int dn_queue_skb(struct sock *sk, struct sk_buff *skb, int sig, struct sk_buff_head *queue)
 {
 	int err;
-	int skb_len;
 
 	/* Cast skb->rcvbuf to unsigned... It's pointless, but reduces
 	   number of warnings when compiling with -W --ANK
@@ -600,12 +599,11 @@ static __inline__ int dn_queue_skb(struct sock *sk, struct sk_buff *skb, int sig
 	if (err)
 		goto out;
 
-	skb_len = skb->len;
 	skb_set_owner_r(skb, sk);
 	skb_queue_tail(queue, skb);
 
 	if (!sock_flag(sk, SOCK_DEAD))
-		sk->sk_data_ready(sk, skb_len);
+		sk->sk_data_ready(sk);
 out:
 	return err;
 }
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index e1661f46fd19..d6b46eb2f94c 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -4413,7 +4413,7 @@ queue_and_out:
 		if (eaten > 0)
 			kfree_skb_partial(skb, fragstolen);
 		if (!sock_flag(sk, SOCK_DEAD))
-			sk->sk_data_ready(sk, 0);
+			sk->sk_data_ready(sk);
 		return;
 	}
 
@@ -4914,7 +4914,7 @@ static void tcp_urg(struct sock *sk, struct sk_buff *skb, const struct tcphdr *t
 				BUG();
 			tp->urg_data = TCP_URG_VALID | tmp;
 			if (!sock_flag(sk, SOCK_DEAD))
-				sk->sk_data_ready(sk, 0);
+				sk->sk_data_ready(sk);
 		}
 	}
 }
@@ -5000,11 +5000,11 @@ static bool tcp_dma_try_early_copy(struct sock *sk, struct sk_buff *skb,
 		    (tcp_flag_word(tcp_hdr(skb)) & TCP_FLAG_PSH) ||
 		    (atomic_read(&sk->sk_rmem_alloc) > (sk->sk_rcvbuf >> 1))) {
 			tp->ucopy.wakeup = 1;
-			sk->sk_data_ready(sk, 0);
+			sk->sk_data_ready(sk);
 		}
 	} else if (chunk > 0) {
 		tp->ucopy.wakeup = 1;
-		sk->sk_data_ready(sk, 0);
+		sk->sk_data_ready(sk);
 	}
 out:
 	return copied_early;
@@ -5275,7 +5275,7 @@ no_ack:
 #endif
 			if (eaten)
 				kfree_skb_partial(skb, fragstolen);
-			sk->sk_data_ready(sk, 0);
+			sk->sk_data_ready(sk);
 			return;
 		}
 	}
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index 6379894ec210..438f3b95143d 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -1434,7 +1434,7 @@ static int tcp_v4_conn_req_fastopen(struct sock *sk,
 		tp->rcv_nxt = TCP_SKB_CB(skb)->end_seq;
 		tp->syn_data_acked = 1;
 	}
-	sk->sk_data_ready(sk, 0);
+	sk->sk_data_ready(sk);
 	bh_unlock_sock(child);
 	sock_put(child);
 	WARN_ON(req->sk == NULL);
diff --git a/net/ipv4/tcp_minisocks.c b/net/ipv4/tcp_minisocks.c
index ca788ada5bd3..05c1b155251d 100644
--- a/net/ipv4/tcp_minisocks.c
+++ b/net/ipv4/tcp_minisocks.c
@@ -745,7 +745,7 @@ int tcp_child_process(struct sock *parent, struct sock *child,
 					    skb->len);
 		/* Wakeup parent, send SIGIO */
 		if (state == TCP_SYN_RECV && child->sk_state != state)
-			parent->sk_data_ready(parent, 0);
+			parent->sk_data_ready(parent);
 	} else {
 		/* Alas, it is possible again, because we do lookup
 		 * in main socket hash table and lock on listening
diff --git a/net/iucv/af_iucv.c b/net/iucv/af_iucv.c
index a5e03119107a..01e77b0ae075 100644
--- a/net/iucv/af_iucv.c
+++ b/net/iucv/af_iucv.c
@@ -1757,7 +1757,7 @@ static int iucv_callback_connreq(struct iucv_path *path,
 
 	/* Wake up accept */
 	nsk->sk_state = IUCV_CONNECTED;
-	sk->sk_data_ready(sk, 1);
+	sk->sk_data_ready(sk);
 	err = 0;
 fail:
 	bh_unlock_sock(sk);
@@ -1968,7 +1968,7 @@ static int afiucv_hs_callback_syn(struct sock *sk, struct sk_buff *skb)
 	if (!err) {
 		iucv_accept_enqueue(sk, nsk);
 		nsk->sk_state = IUCV_CONNECTED;
-		sk->sk_data_ready(sk, 1);
+		sk->sk_data_ready(sk);
 	} else
 		iucv_sock_kill(nsk);
 	bh_unlock_sock(sk);
diff --git a/net/key/af_key.c b/net/key/af_key.c
index e72589a8400d..f3c83073afc4 100644
--- a/net/key/af_key.c
+++ b/net/key/af_key.c
@@ -205,7 +205,7 @@ static int pfkey_broadcast_one(struct sk_buff *skb, struct sk_buff **skb2,
 		if (atomic_read(&sk->sk_rmem_alloc) <= sk->sk_rcvbuf) {
 			skb_set_owner_r(*skb2, sk);
 			skb_queue_tail(&sk->sk_receive_queue, *skb2);
-			sk->sk_data_ready(sk, (*skb2)->len);
+			sk->sk_data_ready(sk);
 			*skb2 = NULL;
 			err = 0;
 		}
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index c2d585c4f7c5..894cda0206bb 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -1653,7 +1653,7 @@ static int __netlink_sendskb(struct sock *sk, struct sk_buff *skb)
 	else
 #endif /* CONFIG_NETLINK_MMAP */
 		skb_queue_tail(&sk->sk_receive_queue, skb);
-	sk->sk_data_ready(sk, len);
+	sk->sk_data_ready(sk);
 	return len;
 }
 
@@ -2394,7 +2394,7 @@ out:
 	return err ? : copied;
 }
 
-static void netlink_data_ready(struct sock *sk, int len)
+static void netlink_data_ready(struct sock *sk)
 {
 	BUG();
 }
diff --git a/net/netrom/af_netrom.c b/net/netrom/af_netrom.c
index b74aa0755521..ede50d197e10 100644
--- a/net/netrom/af_netrom.c
+++ b/net/netrom/af_netrom.c
@@ -1011,7 +1011,7 @@ int nr_rx_frame(struct sk_buff *skb, struct net_device *dev)
 	skb_queue_head(&sk->sk_receive_queue, skb);
 
 	if (!sock_flag(sk, SOCK_DEAD))
-		sk->sk_data_ready(sk, skb->len);
+		sk->sk_data_ready(sk);
 
 	bh_unlock_sock(sk);
 
diff --git a/net/nfc/llcp_core.c b/net/nfc/llcp_core.c
index b486f12ae243..b4671958fcf9 100644
--- a/net/nfc/llcp_core.c
+++ b/net/nfc/llcp_core.c
@@ -976,7 +976,7 @@ static void nfc_llcp_recv_connect(struct nfc_llcp_local *local,
 	new_sk->sk_state = LLCP_CONNECTED;
 
 	/* Wake the listening processes */
-	parent->sk_data_ready(parent, 0);
+	parent->sk_data_ready(parent);
 
 	/* Send CC */
 	nfc_llcp_send_cc(new_sock);
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index 72e0c71fb01d..b85c67ccb797 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -1848,7 +1848,7 @@ static int packet_rcv(struct sk_buff *skb, struct net_device *dev,
 	skb->dropcount = atomic_read(&sk->sk_drops);
 	__skb_queue_tail(&sk->sk_receive_queue, skb);
 	spin_unlock(&sk->sk_receive_queue.lock);
-	sk->sk_data_ready(sk, skb->len);
+	sk->sk_data_ready(sk);
 	return 0;
 
 drop_n_acct:
@@ -2054,7 +2054,7 @@ static int tpacket_rcv(struct sk_buff *skb, struct net_device *dev,
 	else
 		prb_clear_blk_fill_status(&po->rx_ring);
 
-	sk->sk_data_ready(sk, 0);
+	sk->sk_data_ready(sk);
 
 drop_n_restore:
 	if (skb_head != skb->data && skb_shared(skb)) {
@@ -2069,7 +2069,7 @@ ring_is_full:
 	po->stats.stats1.tp_drops++;
 	spin_unlock(&sk->sk_receive_queue.lock);
 
-	sk->sk_data_ready(sk, 0);
+	sk->sk_data_ready(sk);
 	kfree_skb(copy_skb);
 	goto drop_n_restore;
 }
diff --git a/net/phonet/pep-gprs.c b/net/phonet/pep-gprs.c
index a2fba7edfd1f..66dc65e7c6a1 100644
--- a/net/phonet/pep-gprs.c
+++ b/net/phonet/pep-gprs.c
@@ -37,7 +37,7 @@
 struct gprs_dev {
 	struct sock		*sk;
 	void			(*old_state_change)(struct sock *);
-	void			(*old_data_ready)(struct sock *, int);
+	void			(*old_data_ready)(struct sock *);
 	void			(*old_write_space)(struct sock *);
 
 	struct net_device	*dev;
@@ -146,7 +146,7 @@ drop:
 	return err;
 }
 
-static void gprs_data_ready(struct sock *sk, int len)
+static void gprs_data_ready(struct sock *sk)
 {
 	struct gprs_dev *gp = sk->sk_user_data;
 	struct sk_buff *skb;
diff --git a/net/phonet/pep.c b/net/phonet/pep.c
index e77411735de8..70a547ea5177 100644
--- a/net/phonet/pep.c
+++ b/net/phonet/pep.c
@@ -462,10 +462,9 @@ out:
 queue:
 	skb->dev = NULL;
 	skb_set_owner_r(skb, sk);
-	err = skb->len;
 	skb_queue_tail(queue, skb);
 	if (!sock_flag(sk, SOCK_DEAD))
-		sk->sk_data_ready(sk, err);
+		sk->sk_data_ready(sk);
 	return NET_RX_SUCCESS;
 }
 
@@ -587,10 +586,9 @@ static int pipe_handler_do_rcv(struct sock *sk, struct sk_buff *skb)
 		pn->rx_credits--;
 		skb->dev = NULL;
 		skb_set_owner_r(skb, sk);
-		err = skb->len;
 		skb_queue_tail(&sk->sk_receive_queue, skb);
 		if (!sock_flag(sk, SOCK_DEAD))
-			sk->sk_data_ready(sk, err);
+			sk->sk_data_ready(sk);
 		return NET_RX_SUCCESS;
 
 	case PNS_PEP_CONNECT_RESP:
@@ -698,7 +696,7 @@ static int pep_do_rcv(struct sock *sk, struct sk_buff *skb)
 		skb_queue_head(&sk->sk_receive_queue, skb);
 		sk_acceptq_added(sk);
 		if (!sock_flag(sk, SOCK_DEAD))
-			sk->sk_data_ready(sk, 0);
+			sk->sk_data_ready(sk);
 		return NET_RX_SUCCESS;
 
 	case PNS_PEP_DISCONNECT_REQ:
diff --git a/net/rds/tcp.h b/net/rds/tcp.h
index 9cf2927d0021..65637491f728 100644
--- a/net/rds/tcp.h
+++ b/net/rds/tcp.h
@@ -61,12 +61,12 @@ void rds_tcp_state_change(struct sock *sk);
 /* tcp_listen.c */
 int rds_tcp_listen_init(void);
 void rds_tcp_listen_stop(void);
-void rds_tcp_listen_data_ready(struct sock *sk, int bytes);
+void rds_tcp_listen_data_ready(struct sock *sk);
 
 /* tcp_recv.c */
 int rds_tcp_recv_init(void);
 void rds_tcp_recv_exit(void);
-void rds_tcp_data_ready(struct sock *sk, int bytes);
+void rds_tcp_data_ready(struct sock *sk);
 int rds_tcp_recv(struct rds_connection *conn);
 void rds_tcp_inc_free(struct rds_incoming *inc);
 int rds_tcp_inc_copy_to_user(struct rds_incoming *inc, struct iovec *iov,
diff --git a/net/rds/tcp_listen.c b/net/rds/tcp_listen.c
index 7787537e9c2e..4e638f851185 100644
--- a/net/rds/tcp_listen.c
+++ b/net/rds/tcp_listen.c
@@ -108,9 +108,9 @@ static void rds_tcp_accept_worker(struct work_struct *work)
 		cond_resched();
 }
 
-void rds_tcp_listen_data_ready(struct sock *sk, int bytes)
+void rds_tcp_listen_data_ready(struct sock *sk)
 {
-	void (*ready)(struct sock *sk, int bytes);
+	void (*ready)(struct sock *sk);
 
 	rdsdebug("listen data ready sk %p\n", sk);
 
@@ -132,7 +132,7 @@ void rds_tcp_listen_data_ready(struct sock *sk, int bytes)
 
 out:
 	read_unlock(&sk->sk_callback_lock);
-	ready(sk, bytes);
+	ready(sk);
 }
 
 int rds_tcp_listen_init(void)
diff --git a/net/rds/tcp_recv.c b/net/rds/tcp_recv.c
index 4fac4f2bb9dc..9ae6e0a264ec 100644
--- a/net/rds/tcp_recv.c
+++ b/net/rds/tcp_recv.c
@@ -314,13 +314,13 @@ int rds_tcp_recv(struct rds_connection *conn)
 	return ret;
 }
 
-void rds_tcp_data_ready(struct sock *sk, int bytes)
+void rds_tcp_data_ready(struct sock *sk)
 {
-	void (*ready)(struct sock *sk, int bytes);
+	void (*ready)(struct sock *sk);
 	struct rds_connection *conn;
 	struct rds_tcp_connection *tc;
 
-	rdsdebug("data ready sk %p bytes %d\n", sk, bytes);
+	rdsdebug("data ready sk %p\n", sk);
 
 	read_lock(&sk->sk_callback_lock);
 	conn = sk->sk_user_data;
@@ -337,7 +337,7 @@ void rds_tcp_data_ready(struct sock *sk, int bytes)
 		queue_delayed_work(rds_wq, &conn->c_recv_w, 0);
 out:
 	read_unlock(&sk->sk_callback_lock);
-	ready(sk, bytes);
+	ready(sk);
 }
 
 int rds_tcp_recv_init(void)
diff --git a/net/rose/af_rose.c b/net/rose/af_rose.c
index c2cca2ee6aef..8451c8cdc9de 100644
--- a/net/rose/af_rose.c
+++ b/net/rose/af_rose.c
@@ -1041,7 +1041,7 @@ int rose_rx_call_request(struct sk_buff *skb, struct net_device *dev, struct ros
 	rose_start_heartbeat(make);
 
 	if (!sock_flag(sk, SOCK_DEAD))
-		sk->sk_data_ready(sk, skb->len);
+		sk->sk_data_ready(sk);
 
 	return 1;
 }
diff --git a/net/rxrpc/ar-input.c b/net/rxrpc/ar-input.c
index 73742647c135..63b21e580de9 100644
--- a/net/rxrpc/ar-input.c
+++ b/net/rxrpc/ar-input.c
@@ -113,7 +113,7 @@ int rxrpc_queue_rcv_skb(struct rxrpc_call *call, struct sk_buff *skb,
 			spin_unlock_bh(&sk->sk_receive_queue.lock);
 
 			if (!sock_flag(sk, SOCK_DEAD))
-				sk->sk_data_ready(sk, skb_len);
+				sk->sk_data_ready(sk);
 		}
 		skb = NULL;
 	} else {
@@ -632,14 +632,14 @@ cant_find_conn:
  * handle data received on the local endpoint
  * - may be called in interrupt context
  */
-void rxrpc_data_ready(struct sock *sk, int count)
+void rxrpc_data_ready(struct sock *sk)
 {
 	struct rxrpc_skb_priv *sp;
 	struct rxrpc_local *local;
 	struct sk_buff *skb;
 	int ret;
 
-	_enter("%p, %d", sk, count);
+	_enter("%p", sk);
 
 	ASSERT(!irqs_disabled());
 
diff --git a/net/rxrpc/ar-internal.h b/net/rxrpc/ar-internal.h
index c831d44b0841..ba9fd36d3f15 100644
--- a/net/rxrpc/ar-internal.h
+++ b/net/rxrpc/ar-internal.h
@@ -518,7 +518,7 @@ void rxrpc_UDP_error_handler(struct work_struct *);
  */
 extern const char *rxrpc_pkts[];
 
-void rxrpc_data_ready(struct sock *, int);
+void rxrpc_data_ready(struct sock *);
 int rxrpc_queue_rcv_skb(struct rxrpc_call *, struct sk_buff *, bool, bool);
 void rxrpc_fast_process_packet(struct rxrpc_call *, struct sk_buff *);
 
diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index 270d5bd97d8b..e13519e9df80 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -6745,7 +6745,7 @@ do_nonblock:
 	goto out;
 }
 
-void sctp_data_ready(struct sock *sk, int len)
+void sctp_data_ready(struct sock *sk)
 {
 	struct socket_wq *wq;
 
diff --git a/net/sctp/ulpqueue.c b/net/sctp/ulpqueue.c
index 5dc94117e9d4..7144eb6a1b95 100644
--- a/net/sctp/ulpqueue.c
+++ b/net/sctp/ulpqueue.c
@@ -259,7 +259,7 @@ int sctp_ulpq_tail_event(struct sctp_ulpq *ulpq, struct sctp_ulpevent *event)
 		sctp_ulpq_clear_pd(ulpq);
 
 	if (queue == &sk->sk_receive_queue)
-		sk->sk_data_ready(sk, 0);
+		sk->sk_data_ready(sk);
 	return 1;
 
 out_free:
@@ -1135,5 +1135,5 @@ void sctp_ulpq_abort_pd(struct sctp_ulpq *ulpq, gfp_t gfp)
 
 	/* If there is data waiting, send it up the socket now. */
 	if (sctp_ulpq_clear_pd(ulpq) || ev)
-		sk->sk_data_ready(sk, 0);
+		sk->sk_data_ready(sk);
 }
diff --git a/net/sunrpc/svcsock.c b/net/sunrpc/svcsock.c
index b6e59f0a9475..c26ce9556581 100644
--- a/net/sunrpc/svcsock.c
+++ b/net/sunrpc/svcsock.c
@@ -60,7 +60,7 @@
 
 static struct svc_sock *svc_setup_socket(struct svc_serv *, struct socket *,
 					 int flags);
-static void		svc_udp_data_ready(struct sock *, int);
+static void		svc_udp_data_ready(struct sock *);
 static int		svc_udp_recvfrom(struct svc_rqst *);
 static int		svc_udp_sendto(struct svc_rqst *);
 static void		svc_sock_detach(struct svc_xprt *);
@@ -403,14 +403,14 @@ static void svc_sock_setbufsize(struct socket *sock, unsigned int snd,
 /*
  * INET callback when data has been received on the socket.
  */
-static void svc_udp_data_ready(struct sock *sk, int count)
+static void svc_udp_data_ready(struct sock *sk)
 {
 	struct svc_sock	*svsk = (struct svc_sock *)sk->sk_user_data;
 	wait_queue_head_t *wq = sk_sleep(sk);
 
 	if (svsk) {
-		dprintk("svc: socket %p(inet %p), count=%d, busy=%d\n",
-			svsk, sk, count,
+		dprintk("svc: socket %p(inet %p), busy=%d\n",
+			svsk, sk,
 			test_bit(XPT_BUSY, &svsk->sk_xprt.xpt_flags));
 		set_bit(XPT_DATA, &svsk->sk_xprt.xpt_flags);
 		svc_xprt_enqueue(&svsk->sk_xprt);
@@ -731,7 +731,7 @@ static void svc_udp_init(struct svc_sock *svsk, struct svc_serv *serv)
  * A data_ready event on a listening socket means there's a connection
  * pending. Do not use state_change as a substitute for it.
  */
-static void svc_tcp_listen_data_ready(struct sock *sk, int count_unused)
+static void svc_tcp_listen_data_ready(struct sock *sk)
 {
 	struct svc_sock	*svsk = (struct svc_sock *)sk->sk_user_data;
 	wait_queue_head_t *wq;
@@ -783,7 +783,7 @@ static void svc_tcp_state_change(struct sock *sk)
 		wake_up_interruptible_all(wq);
 }
 
-static void svc_tcp_data_ready(struct sock *sk, int count)
+static void svc_tcp_data_ready(struct sock *sk)
 {
 	struct svc_sock *svsk = (struct svc_sock *)sk->sk_user_data;
 	wait_queue_head_t *wq = sk_sleep(sk);
diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c
index 966763d735e9..96458d434324 100644
--- a/net/sunrpc/xprtsock.c
+++ b/net/sunrpc/xprtsock.c
@@ -254,7 +254,7 @@ struct sock_xprt {
 	/*
 	 * Saved socket callback addresses
 	 */
-	void			(*old_data_ready)(struct sock *, int);
+	void			(*old_data_ready)(struct sock *);
 	void			(*old_state_change)(struct sock *);
 	void			(*old_write_space)(struct sock *);
 	void			(*old_error_report)(struct sock *);
@@ -946,7 +946,7 @@ static int xs_local_copy_to_xdr(struct xdr_buf *xdr, struct sk_buff *skb)
  *
  * Currently this assumes we can read the whole reply in a single gulp.
  */
-static void xs_local_data_ready(struct sock *sk, int len)
+static void xs_local_data_ready(struct sock *sk)
 {
 	struct rpc_task *task;
 	struct rpc_xprt *xprt;
@@ -1009,7 +1009,7 @@ static void xs_local_data_ready(struct sock *sk, int len)
  * @len: how much data to read
  *
  */
-static void xs_udp_data_ready(struct sock *sk, int len)
+static void xs_udp_data_ready(struct sock *sk)
 {
 	struct rpc_task *task;
 	struct rpc_xprt *xprt;
@@ -1432,7 +1432,7 @@ static int xs_tcp_data_recv(read_descriptor_t *rd_desc, struct sk_buff *skb, uns
  * @bytes: how much data to read
  *
  */
-static void xs_tcp_data_ready(struct sock *sk, int bytes)
+static void xs_tcp_data_ready(struct sock *sk)
 {
 	struct rpc_xprt *xprt;
 	read_descriptor_t rd_desc;
diff --git a/net/tipc/server.c b/net/tipc/server.c
index 646a930eefbf..a538a02f869b 100644
--- a/net/tipc/server.c
+++ b/net/tipc/server.c
@@ -119,7 +119,7 @@ static struct tipc_conn *tipc_conn_lookup(struct tipc_server *s, int conid)
 	return con;
 }
 
-static void sock_data_ready(struct sock *sk, int unused)
+static void sock_data_ready(struct sock *sk)
 {
 	struct tipc_conn *con;
 
@@ -297,7 +297,7 @@ static int tipc_accept_from_sock(struct tipc_conn *con)
 	newcon->usr_data = s->tipc_conn_new(newcon->conid);
 
 	/* Wake up receive process in case of 'SYN+' message */
-	newsock->sk->sk_data_ready(newsock->sk, 0);
+	newsock->sk->sk_data_ready(newsock->sk);
 	return ret;
 }
 
diff --git a/net/tipc/socket.c b/net/tipc/socket.c
index adc12e227303..3c0256962f7d 100644
--- a/net/tipc/socket.c
+++ b/net/tipc/socket.c
@@ -45,7 +45,7 @@
 #define CONN_TIMEOUT_DEFAULT	8000	/* default connect timeout = 8s */
 
 static int backlog_rcv(struct sock *sk, struct sk_buff *skb);
-static void tipc_data_ready(struct sock *sk, int len);
+static void tipc_data_ready(struct sock *sk);
 static void tipc_write_space(struct sock *sk);
 static int tipc_release(struct socket *sock);
 static int tipc_accept(struct socket *sock, struct socket *new_sock, int flags);
@@ -1248,7 +1248,7 @@ static void tipc_write_space(struct sock *sk)
  * @sk: socket
  * @len: the length of messages
  */
-static void tipc_data_ready(struct sock *sk, int len)
+static void tipc_data_ready(struct sock *sk)
 {
 	struct socket_wq *wq;
 
@@ -1410,7 +1410,7 @@ static u32 filter_rcv(struct sock *sk, struct sk_buff *buf)
 	__skb_queue_tail(&sk->sk_receive_queue, buf);
 	skb_set_owner_r(buf, sk);
 
-	sk->sk_data_ready(sk, 0);
+	sk->sk_data_ready(sk);
 	return TIPC_OK;
 }
 
diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c
index 94404f19f9de..bb7e8ba821f4 100644
--- a/net/unix/af_unix.c
+++ b/net/unix/af_unix.c
@@ -1217,7 +1217,7 @@ restart:
 	__skb_queue_tail(&other->sk_receive_queue, skb);
 	spin_unlock(&other->sk_receive_queue.lock);
 	unix_state_unlock(other);
-	other->sk_data_ready(other, 0);
+	other->sk_data_ready(other);
 	sock_put(other);
 	return 0;
 
@@ -1600,7 +1600,7 @@ restart:
 	if (max_level > unix_sk(other)->recursion_level)
 		unix_sk(other)->recursion_level = max_level;
 	unix_state_unlock(other);
-	other->sk_data_ready(other, len);
+	other->sk_data_ready(other);
 	sock_put(other);
 	scm_destroy(siocb->scm);
 	return len;
@@ -1706,7 +1706,7 @@ static int unix_stream_sendmsg(struct kiocb *kiocb, struct socket *sock,
 		if (max_level > unix_sk(other)->recursion_level)
 			unix_sk(other)->recursion_level = max_level;
 		unix_state_unlock(other);
-		other->sk_data_ready(other, size);
+		other->sk_data_ready(other);
 		sent += size;
 	}
 
diff --git a/net/vmw_vsock/vmci_transport_notify.c b/net/vmw_vsock/vmci_transport_notify.c
index 9a730744e7bc..9b7f207f2bee 100644
--- a/net/vmw_vsock/vmci_transport_notify.c
+++ b/net/vmw_vsock/vmci_transport_notify.c
@@ -315,7 +315,7 @@ vmci_transport_handle_wrote(struct sock *sk,
 	struct vsock_sock *vsk = vsock_sk(sk);
 	PKT_FIELD(vsk, sent_waiting_read) = false;
 #endif
-	sk->sk_data_ready(sk, 0);
+	sk->sk_data_ready(sk);
 }
 
 static void vmci_transport_notify_pkt_socket_init(struct sock *sk)
diff --git a/net/vmw_vsock/vmci_transport_notify_qstate.c b/net/vmw_vsock/vmci_transport_notify_qstate.c
index 622bd7aa1016..dc9c7929a2f9 100644
--- a/net/vmw_vsock/vmci_transport_notify_qstate.c
+++ b/net/vmw_vsock/vmci_transport_notify_qstate.c
@@ -92,7 +92,7 @@ vmci_transport_handle_wrote(struct sock *sk,
 			    bool bottom_half,
 			    struct sockaddr_vm *dst, struct sockaddr_vm *src)
 {
-	sk->sk_data_ready(sk, 0);
+	sk->sk_data_ready(sk);
 }
 
 static void vsock_block_update_write_window(struct sock *sk)
@@ -290,7 +290,7 @@ vmci_transport_notify_pkt_recv_post_dequeue(
 		/* See the comment in
 		 * vmci_transport_notify_pkt_send_post_enqueue().
 		 */
-		sk->sk_data_ready(sk, 0);
+		sk->sk_data_ready(sk);
 	}
 
 	return err;
diff --git a/net/x25/af_x25.c b/net/x25/af_x25.c
index 6177479c7de9..5ad4418ef093 100644
--- a/net/x25/af_x25.c
+++ b/net/x25/af_x25.c
@@ -1064,7 +1064,7 @@ int x25_rx_call_request(struct sk_buff *skb, struct x25_neigh *nb,
 	x25_start_heartbeat(make);
 
 	if (!sock_flag(sk, SOCK_DEAD))
-		sk->sk_data_ready(sk, skb->len);
+		sk->sk_data_ready(sk);
 	rc = 1;
 	sock_put(sk);
 out:
diff --git a/net/x25/x25_in.c b/net/x25/x25_in.c
index d1b0dc79bb6f..7ac50098a375 100644
--- a/net/x25/x25_in.c
+++ b/net/x25/x25_in.c
@@ -79,7 +79,7 @@ static int x25_queue_rx_frame(struct sock *sk, struct sk_buff *skb, int more)
 	skb_set_owner_r(skbn, sk);
 	skb_queue_tail(&sk->sk_receive_queue, skbn);
 	if (!sock_flag(sk, SOCK_DEAD))
-		sk->sk_data_ready(sk, skbn->len);
+		sk->sk_data_ready(sk);
 
 	return 0;
 }