From f96eb74c84ebb09a03031f7f1e51789a928f9de0 Mon Sep 17 00:00:00 2001
From: Zhi Yong Wu <wuzhy@linux.vnet.ibm.com>
Date: Sat, 7 Dec 2013 04:13:06 +0800
Subject: [PATCH] tun: remove unused parameter in tun_do_read()

Signed-off-by: Zhi Yong Wu <wuzhy@linux.vnet.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
 drivers/net/tun.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/drivers/net/tun.c b/drivers/net/tun.c
index 5ac2877a89c35..6b0b2a057a471 100644
--- a/drivers/net/tun.c
+++ b/drivers/net/tun.c
@@ -1289,8 +1289,7 @@ static ssize_t tun_put_user(struct tun_struct *tun,
 }
 
 static ssize_t tun_do_read(struct tun_struct *tun, struct tun_file *tfile,
-			   struct kiocb *iocb, const struct iovec *iv,
-			   ssize_t len, int noblock)
+			   const struct iovec *iv, ssize_t len, int noblock)
 {
 	DECLARE_WAITQUEUE(wait, current);
 	struct sk_buff *skb;
@@ -1353,7 +1352,7 @@ static ssize_t tun_chr_aio_read(struct kiocb *iocb, const struct iovec *iv,
 		goto out;
 	}
 
-	ret = tun_do_read(tun, tfile, iocb, iv, len,
+	ret = tun_do_read(tun, tfile, iv, len,
 			  file->f_flags & O_NONBLOCK);
 	ret = min_t(ssize_t, ret, len);
 out:
@@ -1452,7 +1451,7 @@ static int tun_recvmsg(struct kiocb *iocb, struct socket *sock,
 					 SOL_PACKET, TUN_TX_TIMESTAMP);
 		goto out;
 	}
-	ret = tun_do_read(tun, tfile, iocb, m->msg_iov, total_len,
+	ret = tun_do_read(tun, tfile, m->msg_iov, total_len,
 			  flags & MSG_DONTWAIT);
 	if (ret > total_len) {
 		m->msg_flags |= MSG_TRUNC;
-- 
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