From: Nicolas Dichtel <nicolas.dichtel@6wind.com>
Date: Thu, 15 Jan 2015 09:35:58 +0000 (+0100)
Subject: socket: use iov_length()
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=7eb35b148305c6f86a6bc5818c29f79e0d45146c;p=openwrt%2Fstaging%2Fblogic.git

socket: use iov_length()

Better to use available helpers.

Signed-off-by: Nicolas Dichtel <nicolas.dichtel@6wind.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/net/socket.c b/net/socket.c
index a2c33a4dc7ba..e1278d7e1d5d 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -882,11 +882,7 @@ static ssize_t do_sock_read(struct msghdr *msg, struct kiocb *iocb,
 		unsigned long nr_segs)
 {
 	struct socket *sock = file->private_data;
-	size_t size = 0;
-	int i;
-
-	for (i = 0; i < nr_segs; i++)
-		size += iov[i].iov_len;
+	size_t size = iov_length(iov, nr_segs);
 
 	msg->msg_name = NULL;
 	msg->msg_namelen = 0;
@@ -921,11 +917,7 @@ static ssize_t do_sock_write(struct msghdr *msg, struct kiocb *iocb,
 			unsigned long nr_segs)
 {
 	struct socket *sock = file->private_data;
-	size_t size = 0;
-	int i;
-
-	for (i = 0; i < nr_segs; i++)
-		size += iov[i].iov_len;
+	size_t size = iov_length(iov, nr_segs);
 
 	msg->msg_name = NULL;
 	msg->msg_namelen = 0;