[TIPC]: Use standard socket "not implemented" routines

This patch modifies TIPC's socket API to utilize existing
generic routines to indicate unsupported operations, rather
than adding similar TIPC-specific routines.

Signed-off-by: Allan Stephens <allan.stephens@windriver.com>
Signed-off-by: Jon Paul Maloy <jon.maloy@ericsson.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 14 insertions, 41 deletions

diff --git a/net/tipc/socket.c b/net/tipc/socket.c
index 45832fb75ea4..ac7f2aacc77b 100644
--- a/net/tipc/socket.c
+++ b/net/tipc/socket.c
@@ -1,8 +1,8 @@
 /*
  * net/tipc/socket.c: TIPC socket API
  *
- * Copyright (c) 2001-2006, Ericsson AB
- * Copyright (c) 2004-2006, Wind River Systems
+ * Copyright (c) 2001-2007, Ericsson AB
+ * Copyright (c) 2004-2007, Wind River Systems
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -1600,33 +1600,6 @@ static int getsockopt(struct socket *sock,
 }
 
 /**
- * Placeholders for non-implemented functionality
- *
- * Returns error code (POSIX-compliant where defined)
- */
-
-static int ioctl(struct socket *s, u32 cmd, unsigned long arg)
-{
-        return -EINVAL;
-}
-
-static int no_mmap(struct file *file, struct socket *sock,
-                   struct vm_area_struct *vma)
-{
-        return -EINVAL;
-}
-static ssize_t no_sendpage(struct socket *sock, struct page *page,
-                           int offset, size_t size, int flags)
-{
-        return -EINVAL;
-}
-
-static int no_skpair(struct socket *s1, struct socket *s2)
-{
-        return -EOPNOTSUPP;
-}
-
-/**
  * Protocol switches for the various types of TIPC sockets
  */
 
@@ -1636,19 +1609,19 @@ static struct proto_ops msg_ops = {
         .release        = release,
         .bind           = bind,
         .connect        = connect,
-        .socketpair     = no_skpair,
+        .socketpair     = sock_no_socketpair,
         .accept         = accept,
         .getname        = get_name,
         .poll           = poll,
-        .ioctl          = ioctl,
+        .ioctl          = sock_no_ioctl,
         .listen         = listen,
         .shutdown       = shutdown,
         .setsockopt     = setsockopt,
         .getsockopt     = getsockopt,
         .sendmsg        = send_msg,
         .recvmsg        = recv_msg,
-        .mmap           = no_mmap,
-        .sendpage       = no_sendpage
+        .mmap           = sock_no_mmap,
+        .sendpage       = sock_no_sendpage
 };
 
 static struct proto_ops packet_ops = {
@@ -1657,19 +1630,19 @@ static struct proto_ops packet_ops = {
         .release        = release,
         .bind           = bind,
         .connect        = connect,
-        .socketpair     = no_skpair,
+        .socketpair     = sock_no_socketpair,
         .accept         = accept,
         .getname        = get_name,
         .poll           = poll,
-        .ioctl          = ioctl,
+        .ioctl          = sock_no_ioctl,
         .listen         = listen,
         .shutdown       = shutdown,
         .setsockopt     = setsockopt,
         .getsockopt     = getsockopt,
         .sendmsg        = send_packet,
         .recvmsg        = recv_msg,
-        .mmap           = no_mmap,
-        .sendpage       = no_sendpage
+        .mmap           = sock_no_mmap,
+        .sendpage       = sock_no_sendpage
 };
 
 static struct proto_ops stream_ops = {
@@ -1678,19 +1651,19 @@ static struct proto_ops stream_ops = {
         .release        = release,
         .bind           = bind,
         .connect        = connect,
-        .socketpair     = no_skpair,
+        .socketpair     = sock_no_socketpair,
         .accept         = accept,
         .getname        = get_name,
         .poll           = poll,
-        .ioctl          = ioctl,
+        .ioctl          = sock_no_ioctl,
         .listen         = listen,
         .shutdown       = shutdown,
         .setsockopt     = setsockopt,
         .getsockopt     = getsockopt,
         .sendmsg        = send_stream,
         .recvmsg        = recv_stream,
-        .mmap           = no_mmap,
-        .sendpage       = no_sendpage
+        .mmap           = sock_no_mmap,
+        .sendpage       = sock_no_sendpage
 };
 
 static struct net_proto_family tipc_family_ops = {