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AFS: afs_send_empty_reply() doesn't require an iovec array

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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@zeniv.linux.org.uk>
Signed-off-by: David Howells <dhowells@redhat.com>
This commit is contained in:
David Howells 2015-04-01 16:03:46 +01:00
parent 382d7974de
commit bfd4e9562c
1 changed files with 1 additions and 4 deletions
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5
fs/afs/rxrpc.c
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@ -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;