netdev - [PATCH 10/17] AFS: afs_send_empty_reply() doesn't require an iovec array

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Message-Id: <1428787108-13650-10-git-send-email-viro@ZenIV.linux.org.uk>
Date:	Sat, 11 Apr 2015 22:18:21 +0100
From:	Al Viro <viro@...IV.linux.org.uk>
To:	davem@...emloft.net
Cc:	netdev@...r.kernel.org
Subject: [PATCH 10/17] AFS: afs_send_empty_reply() doesn't require an iovec array

From: David Howells <dhowells@...hat.com>

afs_send_empty_reply() doesn't require an iovec array with which to initialise
the msghdr, but can pass NULL instead.

Suggested-by: Al Viro <viro@...iv.linux.org.uk>
Signed-off-by: David Howells <dhowells@...hat.com>
---
 fs/afs/rxrpc.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/fs/afs/rxrpc.c b/fs/afs/rxrpc.c
index dbc732e..3a57a1b 100644
--- a/fs/afs/rxrpc.c
+++ b/fs/afs/rxrpc.c
@@ -770,15 +770,12 @@ static int afs_deliver_cm_op_id(struct afs_call *call, struct sk_buff *skb,
 void afs_send_empty_reply(struct afs_call *call)
 {
 	struct msghdr msg;
-	struct kvec iov[1];
 
 	_enter("");
 
-	iov[0].iov_base		= NULL;
-	iov[0].iov_len		= 0;
 	msg.msg_name		= NULL;
 	msg.msg_namelen		= 0;
-	iov_iter_kvec(&msg.msg_iter, WRITE | ITER_KVEC, iov, 0, 0);	/* WTF? */
+	iov_iter_kvec(&msg.msg_iter, WRITE | ITER_KVEC, NULL, 0, 0);
 	msg.msg_control		= NULL;
 	msg.msg_controllen	= 0;
 	msg.msg_flags		= 0;
-- 
2.1.4

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